Collection: Bearings - Single Row Ball - Unflanged - Precision

Bearings -> Single Row Ball -> Unflanged -> Precision
ID (d) OD (D) Width (B) Inner Ring Width (Bn) Flange Diameter (DF) Flange Width (BF) Indicative
Image
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693-MC3-AF12 (50 Pcs)
Single Row Ball Bearings - 3x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025
Regular price $291.14 AUD
Regular price $349.36 AUD Sale price $291.14 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
ID (d) OD (D) Width (B) Inner Ring Width (Bn) Indicative
Image
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693-MC3-AF12 (50 Pcs)
Single Row Ball Bearings - 3x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025
Regular price $291.14 AUD
Regular price $349.36 AUD Sale price $291.14 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.120
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693-ZZS-MC3-JP6 (50 Pcs)
Single Row Ball Bearings - 3x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025
Regular price $268.95 AUD
Regular price $322.75 AUD Sale price $268.95 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.120
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693-ZZS-MC3-JP6 (50 Pcs)
Single Row Ball Bearings - 3x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025
Regular price $268.95 AUD
Regular price $322.75 AUD Sale price $268.95 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm

(Equiv. 0.118 in.)
OD (D)
8.000
mm

(Equiv. 0.315 in.)
Width (B)
3.000
mm

(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693-ZZS-ECO (2 Pcs)
Single Row Ball Bearings - 3x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
23 units (46 pcs) Available Now | Further orders can be expected around Fri, Sep 26, 2025
Regular price $2.86 AUD
Regular price Sale price $2.86 AUD
Per 2
Quantity Required

23 units (46 pcs) Available Now. Backorder if more than 23.
ID (d)
3.000
mm

(Equiv. 0.118 in.)
OD (D)
8.000
mm

(Equiv. 0.315 in.)
Width (B)
3.000
mm

(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693-ZZS-ECO (2 Pcs)
Single Row Ball Bearings - 3x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
23 units (46 pcs) Available Now | Further orders can be expected around Fri, Sep 26, 2025
Regular price $2.86 AUD
Regular price Sale price $2.86 AUD
Per 2
Quantity Required

23 units (46 pcs) Available Now. Backorder if more than 23.
ID (d)
3.000
mm

(Equiv. 0.118 in.)
OD (D)
8.000
mm

(Equiv. 0.315 in.)
Width (B)
3.000
mm

(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls    Precision Grade: Abec 5    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Ceramic Hybrid
Part Number: S693-CSN-ZZ-ACO-ECO
Single Row Ball Bearings - 3x8x3 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 10, 2025
Regular price $23.68 AUD
Regular price Sale price $23.68 AUD
Each
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm

(Equiv. 0.118 in.)
OD (D)
8.000
mm

(Equiv. 0.315 in.)
Width (B)
3.000
mm

(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls    Precision Grade: Abec 5    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Ceramic Hybrid
Part Number: S693-CSN-ZZ-ACO-ECO
Single Row Ball Bearings - 3x8x3 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 10, 2025
Regular price $23.68 AUD
Regular price Sale price $23.68 AUD
Each
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693-ZZS-MC3
Single Row Ball Bearings - 3x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
45 Available Now | Further orders can be expected around Thu, Oct 02, 2025
Regular price $3.95 AUD
Regular price Sale price $3.95 AUD
Each
Quantity Required

45 Available Now. Backorder if more than 45.
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693-ZZS-MC3
Single Row Ball Bearings - 3x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
45 Available Now | Further orders can be expected around Thu, Oct 02, 2025
Regular price $3.95 AUD
Regular price Sale price $3.95 AUD
Each
Quantity Required

45 Available Now. Backorder if more than 45.
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693-ZZS-MC3
Single Row Ball Bearings - 3x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
10 Available Now | Further orders can be expected around Thu, Oct 02, 2025
Regular price $4.50 AUD
Regular price Sale price $4.50 AUD
Each
Quantity Required

10 Available Now. Backorder if more than 10.
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693-ZZS-MC3
Single Row Ball Bearings - 3x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
10 Available Now | Further orders can be expected around Thu, Oct 02, 2025
Regular price $4.50 AUD
Regular price Sale price $4.50 AUD
Each
Quantity Required

10 Available Now. Backorder if more than 10.
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.120
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693-ZZS-MC3-JP6
Single Row Ball Bearings - 3x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
32 Available Now | Further orders can be expected around Thu, Oct 02, 2025
Regular price $5.86 AUD
Regular price Sale price $5.86 AUD
Each
Quantity Required

32 Available Now. Backorder if more than 32.
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.120
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693-ZZS-MC3-JP6
Single Row Ball Bearings - 3x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
32 Available Now | Further orders can be expected around Thu, Oct 02, 2025
Regular price $5.86 AUD
Regular price Sale price $5.86 AUD
Each
Quantity Required

32 Available Now. Backorder if more than 32.
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693-ZZS-MC3-DRY (100 Pcs)
Single Row Ball Bearings - 3x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025
Regular price $581.41 AUD
Regular price $697.69 AUD Sale price $581.41 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693-ZZS-MC3-DRY (100 Pcs)
Single Row Ball Bearings - 3x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025
Regular price $581.41 AUD
Regular price $697.69 AUD Sale price $581.41 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693-MC3-AF12 (100 Pcs)
Single Row Ball Bearings - 3x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Wed, Feb 25, 2026
Regular price $363.86 AUD
Regular price $436.64 AUD Sale price $363.86 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693-MC3-AF12 (100 Pcs)
Single Row Ball Bearings - 3x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Wed, Feb 25, 2026
Regular price $363.86 AUD
Regular price $436.64 AUD Sale price $363.86 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693A-ZZ-MC4-AF12 (100 Pcs)
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025
Regular price $590.95 AUD
Regular price $709.15 AUD Sale price $590.95 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693A-ZZ-MC4-AF12 (100 Pcs)
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025
Regular price $590.95 AUD
Regular price $709.15 AUD Sale price $590.95 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm

(Equiv. 0.118 in.)
OD (D)
8.000
mm

(Equiv. 0.315 in.)
Width (B)
4.000
mm

(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: 2RS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693A-2RS-ECO
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Oct 05, 2025
Regular price $4.23 AUD
Regular price Sale price $4.23 AUD
Each
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm

(Equiv. 0.118 in.)
OD (D)
8.000
mm

(Equiv. 0.315 in.)
Width (B)
4.000
mm

(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: 2RS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693A-2RS-ECO
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Oct 05, 2025
Regular price $4.23 AUD
Regular price Sale price $4.23 AUD
Each
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693A-ZZ-MC3
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
349 Available Now | Further orders can be expected around Thu, Oct 02, 2025
Regular price $3.86 AUD
Regular price Sale price $3.86 AUD
Each
Quantity Required

349 Available Now. Backorder if more than 349.
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693A-ZZ-MC3
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
349 Available Now | Further orders can be expected around Thu, Oct 02, 2025
Regular price $3.86 AUD
Regular price Sale price $3.86 AUD
Each
Quantity Required

349 Available Now. Backorder if more than 349.
ID (d)
3.000
mm

(Equiv. 0.118 in.)
OD (D)
8.000
mm

(Equiv. 0.315 in.)
Width (B)
4.000
mm

(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693A-ZZ-ECO
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
10 Available Now | Further orders can be expected around Sun, Oct 05, 2025
Regular price $3.41 AUD
Regular price Sale price $3.41 AUD
Each
Quantity Required

10 Available Now. Backorder if more than 10.
ID (d)
3.000
mm

(Equiv. 0.118 in.)
OD (D)
8.000
mm

(Equiv. 0.315 in.)
Width (B)
4.000
mm

(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693A-ZZ-ECO
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
10 Available Now | Further orders can be expected around Sun, Oct 05, 2025
Regular price $3.41 AUD
Regular price Sale price $3.41 AUD
Each
Quantity Required

10 Available Now. Backorder if more than 10.
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693A-ZZ-MC3-JP6 (100 Pcs)
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025
Regular price $443.86 AUD
Regular price $532.64 AUD Sale price $443.86 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693A-ZZ-MC3-JP6 (100 Pcs)
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025
Regular price $443.86 AUD
Regular price $532.64 AUD Sale price $443.86 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693A-ZZ-MC3-JP6-AVRS (100 Pcs)
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025
Regular price $746.86 AUD
Regular price $896.24 AUD Sale price $746.86 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693A-ZZ-MC3-JP6-AVRS (100 Pcs)
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025
Regular price $746.86 AUD
Regular price $896.24 AUD Sale price $746.86 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm

(Equiv. 0.118 in.)
OD (D)
8.000
mm

(Equiv. 0.315 in.)
Width (B)
4.000
mm

(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C - High Speed Polyamide Cage
Material: Stainless Steel AISI 440C - High Speed Polyamide Cage    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - High Speed Cage
Part Number: S693A-ZZS-T9H-ECO
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C - High Speed Polyamide Cage Bearing
125 Available Now | Item Discontinued - Up to 125 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $4.00 AUD
Regular price $7.60 AUD Sale price $4.00 AUD
Each
Quantity Required

125 Available Now. These are priced to quit. Please contact us for a quote if you require more.
ID (d)
3.000
mm

(Equiv. 0.118 in.)
OD (D)
8.000
mm

(Equiv. 0.315 in.)
Width (B)
4.000
mm

(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C - High Speed Polyamide Cage
Material: Stainless Steel AISI 440C - High Speed Polyamide Cage    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - High Speed Cage
Part Number: S693A-ZZS-T9H-ECO
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C - High Speed Polyamide Cage Bearing
125 Available Now | Item Discontinued - Up to 125 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $4.00 AUD
Regular price $7.60 AUD Sale price $4.00 AUD
Each
Quantity Required

125 Available Now. These are priced to quit. Please contact us for a quote if you require more.
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693A-ZZ-MC3-AF12 (100 Pcs)
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025
Regular price $729.14 AUD
Regular price $874.96 AUD Sale price $729.14 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693A-ZZ-MC3-AF12 (100 Pcs)
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025
Regular price $729.14 AUD
Regular price $874.96 AUD Sale price $729.14 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693A-ZZ-MC3-L23 (5000 Pcs)
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025
Regular price $18,198.95 AUD
Regular price $21,838.75 AUD Sale price $18,198.95 AUD
Per 5000
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693A-ZZ-MC3-L23 (5000 Pcs)
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025
Regular price $18,198.95 AUD
Regular price $21,838.75 AUD Sale price $18,198.95 AUD
Per 5000
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm

(Equiv. 0.118 in.)
OD (D)
8.000
mm

(Equiv. 0.315 in.)
Width (B)
4.000
mm

(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693A-ZZ-ECO
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Oct 05, 2025
Regular price $3.77 AUD
Regular price Sale price $3.77 AUD
Each
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm

(Equiv. 0.118 in.)
OD (D)
8.000
mm

(Equiv. 0.315 in.)
Width (B)
4.000
mm

(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693A-ZZ-ECO
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Oct 05, 2025
Regular price $3.77 AUD
Regular price Sale price $3.77 AUD
Each
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693A-ZZ-MC3-JP6 (200 Pcs)
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025
Regular price $904.95 AUD
Regular price $1,085.95 AUD Sale price $904.95 AUD
Per 200
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693A-ZZ-MC3-JP6 (200 Pcs)
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025
Regular price $904.95 AUD
Regular price $1,085.95 AUD Sale price $904.95 AUD
Per 200
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693A-ZZ-MC3
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C Bearing
254 Available Now | Further orders can be expected around Thu, Oct 02, 2025
Regular price $6.50 AUD
Regular price Sale price $6.50 AUD
Each
Quantity Required

254 Available Now. Backorder if more than 254.
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693A-ZZ-MC3
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C Bearing
254 Available Now | Further orders can be expected around Thu, Oct 02, 2025
Regular price $6.50 AUD
Regular price Sale price $6.50 AUD
Each
Quantity Required

254 Available Now. Backorder if more than 254.
ID (d)
3.000
mm

(Equiv. 0.118 in.)
OD (D)
8.000
mm

(Equiv. 0.315 in.)
Width (B)
4.000
mm

(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls    Precision Grade: Abec 5    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Ceramic Hybrid
Part Number: S693A-CSN-ZZ-ECO
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 10, 2025
Regular price $19.05 AUD
Regular price $22.85 AUD Sale price $19.05 AUD
Each
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm

(Equiv. 0.118 in.)
OD (D)
8.000
mm

(Equiv. 0.315 in.)
Width (B)
4.000
mm

(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls    Precision Grade: Abec 5    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Ceramic Hybrid
Part Number: S693A-CSN-ZZ-ECO
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 10, 2025
Regular price $19.05 AUD
Regular price $22.85 AUD Sale price $19.05 AUD
Each
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm
+ 0.000 / - 0.004
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.005
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.040
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C - High Speed Polyamide Cage
Material: Stainless Steel AISI 440C - High Speed Polyamide Cage    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - High Speed Cage
Part Number: S693A-ZZ-T9H-MC3
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C - High Speed Polyamide Cage Bearing
70 Available Now | Further orders can be expected around Fri, Sep 26, 2025
Regular price $4.32 AUD
Regular price Sale price $4.32 AUD
Each
Quantity Required

70 Available Now. Backorder if more than 70.
ID (d)
3.000
mm
+ 0.000 / - 0.004
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.005
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.040
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C - High Speed Polyamide Cage
Material: Stainless Steel AISI 440C - High Speed Polyamide Cage    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - High Speed Cage
Part Number: S693A-ZZ-T9H-MC3
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C - High Speed Polyamide Cage Bearing
70 Available Now | Further orders can be expected around Fri, Sep 26, 2025
Regular price $4.32 AUD
Regular price Sale price $4.32 AUD
Each
Quantity Required

70 Available Now. Backorder if more than 70.
ID (d)
3.000
mm
+ 0.000 / - 0.008
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Ceramic Silicon Nitride - PTFE Cage
Material: Ceramic Silicon Nitride - PTFE Cage    Precision Grade: Abec 1    Closure Type: TTS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Ceramic Si3N4
Part Number: CSN-693A-TTS-TF-DRY (10 Pcs)
Single Row Ball Bearings - 3x8x4 mm Unflanged - Ceramic Silicon Nitride - PTFE Cage Bearing
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
Regular price $306.59 AUD
Regular price $367.91 AUD Sale price $306.59 AUD
Per 10
Quantity Required

Backorder: Out of Stock.
ID (d)
3.000
mm
+ 0.000 / - 0.008
(Equiv. 0.118 in.)
OD (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Ceramic Silicon Nitride - PTFE Cage
Material: Ceramic Silicon Nitride - PTFE Cage    Precision Grade: Abec 1    Closure Type: TTS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Ceramic Si3N4
Part Number: CSN-693A-TTS-TF-DRY (10 Pcs)
Single Row Ball Bearings - 3x8x4 mm Unflanged - Ceramic Silicon Nitride - PTFE Cage Bearing
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
Regular price $306.59 AUD
Regular price $367.91 AUD Sale price $306.59 AUD
Per 10
Quantity Required

Backorder: Out of Stock.