Collection: Washers - Lock - Internal Tooth

Washers -> Lock -> Internal Tooth

There are 37 products in the sub-categories of Washers - Lock - Internal Tooth. Scroll down or follow the link to Washers - Lock - Internal Tooth in the products table to see all these items combined into a handy table with filters. To narrow down the selection, please choose a sub-category from the links below.

Category Details

This category includes various types of lock washers.
  • Lock washers are available in many different materials and types, including tabbed, split and toothed. An expanded range may be available on special order. Please enquire.
  • Designed to prevent nuts and bolts from loosening due to vibration or torque by creating tension and friction within the bolted joint, effectively securing the connection and preventing unwanted rotations.
  • Dimensions are nominal and may vary between batches.

Miniature Bearings Australia - MBA Minibearings

Additional resources:


A more concise listing may be found in the Washers - Lock - Internal Tooth category on the Small Parts & Bearings online store.
Nominal Inside Diameter Outside Diameter Material Thickness (T) Indicative
Image
Nominal Inside Diameter
2.00
mm

(Equiv. 0.079 in.)
Outside Diameter
4.5
mm

(Equiv. 0.177 in.)
Material Thickness (T)
0.30
mm

(Equiv. 0.012 in.)
Lock Washers - 2x4.5x0.3 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80   
Category: Washers - Lock - Internal Tooth - Stainless Steel
Part Number: W0020-LI-005-003-S4 (50 Pcs)
Lock Washers - 2x4.5x0.3 mm Internal Tooth Washer
3 units (150 pcs) Available Now | Item Discontinued - Up to 3 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 50
Quantity Required

3 units (150 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter Outside Diameter Material Thickness (T) Indicative
Image
Nominal Inside Diameter
2.00
mm

(Equiv. 0.079 in.)
Outside Diameter
4.5
mm

(Equiv. 0.177 in.)
Material Thickness (T)
0.30
mm

(Equiv. 0.012 in.)
Lock Washers - 2x4.5x0.3 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80   
Category: Washers - Lock - Internal Tooth - Stainless Steel
Part Number: W0020-LI-005-003-S4 (50 Pcs)
Lock Washers - 2x4.5x0.3 mm Internal Tooth Washer
3 units (150 pcs) Available Now | Item Discontinued - Up to 3 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 50
Quantity Required

3 units (150 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
2.50
mm

(Equiv. 0.098 in.)
Outside Diameter
5.5
mm

(Equiv. 0.217 in.)
Material Thickness (T)
0.40
mm

(Equiv. 0.016 in.)
Lock Washers - 2.5x5.5x0.4 mm
Material: Carbon Spring Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0025-LI-006-004-C (10 Pcs)
Lock Washers - 2.5x5.5x0.4 mm Internal Tooth Washer
1 pack (10 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $5.00 AUD
Regular price $9.50 AUD Sale price $5.00 AUD
Excludes GST and overseas Taxes & Duties
Per 10
Quantity Required

1 pack (10 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
2.50
mm

(Equiv. 0.098 in.)
Outside Diameter
5.5
mm

(Equiv. 0.217 in.)
Material Thickness (T)
0.40
mm

(Equiv. 0.016 in.)
Lock Washers - 2.5x5.5x0.4 mm
Material: Carbon Spring Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0025-LI-006-004-C (10 Pcs)
Lock Washers - 2.5x5.5x0.4 mm Internal Tooth Washer
1 pack (10 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $5.00 AUD
Regular price $9.50 AUD Sale price $5.00 AUD
Excludes GST and overseas Taxes & Duties
Per 10
Quantity Required

1 pack (10 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
2.50
mm

(Equiv. 0.098 in.)
Outside Diameter
5.5
mm

(Equiv. 0.217 in.)
Material Thickness (T)
0.40
mm

(Equiv. 0.016 in.)
Lock Washers - 2.5x5.5x0.4 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80   
Category: Washers - Lock - Internal Tooth - Stainless Steel
Part Number: W0025-LI-006-004-S4 (50 Pcs)
Lock Washers - 2.5x5.5x0.4 mm Internal Tooth Washer
5 units (250 pcs) Available Now | Item Discontinued - Up to 5 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 50
Quantity Required

5 units (250 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
2.50
mm

(Equiv. 0.098 in.)
Outside Diameter
5.5
mm

(Equiv. 0.217 in.)
Material Thickness (T)
0.40
mm

(Equiv. 0.016 in.)
Lock Washers - 2.5x5.5x0.4 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80   
Category: Washers - Lock - Internal Tooth - Stainless Steel
Part Number: W0025-LI-006-004-S4 (50 Pcs)
Lock Washers - 2.5x5.5x0.4 mm Internal Tooth Washer
5 units (250 pcs) Available Now | Item Discontinued - Up to 5 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 50
Quantity Required

5 units (250 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
3.00
mm

(Equiv. 0.118 in.)
Outside Diameter
6
mm

(Equiv. 0.236 in.)
Material Thickness (T)
0.40
mm

(Equiv. 0.016 in.)
Lock Washers - 3x6x0.4 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80   
Category: Washers - Lock - Internal Tooth - Stainless Steel
Part Number: W0030-LI-006-004-S4 (50 Pcs)
Lock Washers - 3x6x0.4 mm Internal Tooth Washer
10 units (500 pcs) Available Now | Item Discontinued - Up to 10 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 50
Quantity Required

10 units (500 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
3.00
mm

(Equiv. 0.118 in.)
Outside Diameter
6
mm

(Equiv. 0.236 in.)
Material Thickness (T)
0.40
mm

(Equiv. 0.016 in.)
Lock Washers - 3x6x0.4 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80   
Category: Washers - Lock - Internal Tooth - Stainless Steel
Part Number: W0030-LI-006-004-S4 (50 Pcs)
Lock Washers - 3x6x0.4 mm Internal Tooth Washer
10 units (500 pcs) Available Now | Item Discontinued - Up to 10 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 50
Quantity Required

10 units (500 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
3.00
mm

(Equiv. 0.118 in.)
Outside Diameter
7.4
mm

(Equiv. 0.291 in.)
Material Thickness (T)
0.50
mm

(Equiv. 0.02 in.)
Lock Washers - 3x7.4x0.5 mm
Material: Zinc Plated Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0030-LI-007-005-CZ (100 Pcs)
Lock Washers - 3x7.4x0.5 mm Internal Tooth Washer
Out of Stock | Backorder Now | Orders can be expected around Wed, Nov 19, 2025
Regular price $2.95 AUD
Regular price Sale price $2.95 AUD
Excludes GST and overseas Taxes & Duties
Per 100
Quantity Required

Backorder: Out of Stock.
Nominal Inside Diameter
3.00
mm

(Equiv. 0.118 in.)
Outside Diameter
7.4
mm

(Equiv. 0.291 in.)
Material Thickness (T)
0.50
mm

(Equiv. 0.02 in.)
Lock Washers - 3x7.4x0.5 mm
Material: Zinc Plated Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0030-LI-007-005-CZ (100 Pcs)
Lock Washers - 3x7.4x0.5 mm Internal Tooth Washer
Out of Stock | Backorder Now | Orders can be expected around Wed, Nov 19, 2025
Regular price $2.95 AUD
Regular price Sale price $2.95 AUD
Excludes GST and overseas Taxes & Duties
Per 100
Quantity Required

Backorder: Out of Stock.
Nominal Inside Diameter
3.18
mm

(Equiv. 0.125 in.)
Outside Diameter
7.5
mm

(Equiv. 0.295 in.)
Material Thickness (T)
0.50
mm

(Equiv. 0.02 in.)
Lock Washers - 3.175x7.5x0.5 mm
Material: Zinc Plated Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0032-LI-008-005-CZ (500 Pcs)
Lock Washers - 3.18x7.5x0.5 mm Internal Tooth Washer
Out of Stock | Backorder Now | Orders can be expected around Wed, Nov 19, 2025
Regular price $83.59 AUD
Regular price Sale price $83.59 AUD
Excludes GST and overseas Taxes & Duties
Per 500
Quantity Required

Backorder: Out of Stock.
Nominal Inside Diameter
3.18
mm

(Equiv. 0.125 in.)
Outside Diameter
7.5
mm

(Equiv. 0.295 in.)
Material Thickness (T)
0.50
mm

(Equiv. 0.02 in.)
Lock Washers - 3.175x7.5x0.5 mm
Material: Zinc Plated Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0032-LI-008-005-CZ (500 Pcs)
Lock Washers - 3.18x7.5x0.5 mm Internal Tooth Washer
Out of Stock | Backorder Now | Orders can be expected around Wed, Nov 19, 2025
Regular price $83.59 AUD
Regular price Sale price $83.59 AUD
Excludes GST and overseas Taxes & Duties
Per 500
Quantity Required

Backorder: Out of Stock.
Nominal Inside Diameter
3.50
mm

(Equiv. 0.138 in.)
Outside Diameter
7.1
mm

(Equiv. 0.28 in.)
Material Thickness (T)
0.50
mm

(Equiv. 0.02 in.)
Lock Washers - 3.5x7.1x0.5 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80   
Category: Washers - Lock - Internal Tooth - Stainless Steel
Part Number: W0035-LI-007-005-S4 (10 Pcs)
Lock Washers - 3.5x7.1x0.5 mm Internal Tooth Washer
7 units (70 pcs) Available Now | Item Discontinued - Up to 7 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 10
Quantity Required

7 units (70 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
3.50
mm

(Equiv. 0.138 in.)
Outside Diameter
7.1
mm

(Equiv. 0.28 in.)
Material Thickness (T)
0.50
mm

(Equiv. 0.02 in.)
Lock Washers - 3.5x7.1x0.5 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80   
Category: Washers - Lock - Internal Tooth - Stainless Steel
Part Number: W0035-LI-007-005-S4 (10 Pcs)
Lock Washers - 3.5x7.1x0.5 mm Internal Tooth Washer
7 units (70 pcs) Available Now | Item Discontinued - Up to 7 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 10
Quantity Required

7 units (70 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
4.00
mm

(Equiv. 0.157 in.)
Outside Diameter
8
mm

(Equiv. 0.315 in.)
Material Thickness (T)
0.50
mm

(Equiv. 0.02 in.)
Lock Washers - 4x8x0.5 mm
Material: Carbon Spring Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0040-LI-008-005-C (35 Pcs)
Lock Washers - 4x8x0.5 mm Internal Tooth Washer
1 pack (35 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 35
Quantity Required

1 pack (35 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
4.00
mm

(Equiv. 0.157 in.)
Outside Diameter
8
mm

(Equiv. 0.315 in.)
Material Thickness (T)
0.50
mm

(Equiv. 0.02 in.)
Lock Washers - 4x8x0.5 mm
Material: Carbon Spring Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0040-LI-008-005-C (35 Pcs)
Lock Washers - 4x8x0.5 mm Internal Tooth Washer
1 pack (35 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 35
Quantity Required

1 pack (35 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
4.00
mm

(Equiv. 0.157 in.)
Outside Diameter
8.8
mm

(Equiv. 0.346 in.)
Material Thickness (T)
0.60
mm

(Equiv. 0.024 in.)
Lock Washers - 4x8.8x0.6 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80   
Category: Washers - Lock - Internal Tooth - Stainless Steel
Part Number: W0040-LI-009-006-S4 (50 Pcs)
Lock Washers - 4x8.8x0.6 mm Internal Tooth Washer
3 units (150 pcs) Available Now | Item Discontinued - Up to 3 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 50
Quantity Required

3 units (150 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
4.00
mm

(Equiv. 0.157 in.)
Outside Diameter
8.8
mm

(Equiv. 0.346 in.)
Material Thickness (T)
0.60
mm

(Equiv. 0.024 in.)
Lock Washers - 4x8.8x0.6 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80   
Category: Washers - Lock - Internal Tooth - Stainless Steel
Part Number: W0040-LI-009-006-S4 (50 Pcs)
Lock Washers - 4x8.8x0.6 mm Internal Tooth Washer
3 units (150 pcs) Available Now | Item Discontinued - Up to 3 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 50
Quantity Required

3 units (150 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
4.00
mm

(Equiv. 0.157 in.)
Outside Diameter
8.8
mm

(Equiv. 0.346 in.)
Material Thickness (T)
0.60
mm

(Equiv. 0.024 in.)
Lock Washers - 4x8.8x0.6 mm
Material: Zinc Plated Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0040-LI-009-006-CZ (100 Pcs)
Lock Washers - 4x8.8x0.6 mm Internal Tooth Washer
Out of Stock | Backorder Now | Orders can be expected around Wed, Nov 19, 2025
Regular price $15.59 AUD
Regular price Sale price $15.59 AUD
Excludes GST and overseas Taxes & Duties
Per 100
Quantity Required

Backorder: Out of Stock.
Nominal Inside Diameter
4.00
mm

(Equiv. 0.157 in.)
Outside Diameter
8.8
mm

(Equiv. 0.346 in.)
Material Thickness (T)
0.60
mm

(Equiv. 0.024 in.)
Lock Washers - 4x8.8x0.6 mm
Material: Zinc Plated Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0040-LI-009-006-CZ (100 Pcs)
Lock Washers - 4x8.8x0.6 mm Internal Tooth Washer
Out of Stock | Backorder Now | Orders can be expected around Wed, Nov 19, 2025
Regular price $15.59 AUD
Regular price Sale price $15.59 AUD
Excludes GST and overseas Taxes & Duties
Per 100
Quantity Required

Backorder: Out of Stock.
Nominal Inside Diameter
4.17
mm

(Equiv. 0.164 in.)
Outside Diameter
8.3
mm

(Equiv. 0.327 in.)
Material Thickness (T)
0.50
mm

(Equiv. 0.02 in.)
Lock Washers - 4.166x8.3x0.5 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80   
Category: Washers - Lock - Internal Tooth - Stainless Steel
Part Number: W0042-LI-008-005-S4 (10 Pcs)
Lock Washers - 4.17x8.3x0.5 mm Internal Tooth Washer
7 units (70 pcs) Available Now | Item Discontinued - Up to 7 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 10
Quantity Required

7 units (70 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
4.17
mm

(Equiv. 0.164 in.)
Outside Diameter
8.3
mm

(Equiv. 0.327 in.)
Material Thickness (T)
0.50
mm

(Equiv. 0.02 in.)
Lock Washers - 4.166x8.3x0.5 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80   
Category: Washers - Lock - Internal Tooth - Stainless Steel
Part Number: W0042-LI-008-005-S4 (10 Pcs)
Lock Washers - 4.17x8.3x0.5 mm Internal Tooth Washer
7 units (70 pcs) Available Now | Item Discontinued - Up to 7 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 10
Quantity Required

7 units (70 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
4.76
mm

(Equiv. 0.187 in.)
Outside Diameter
9.7
mm

(Equiv. 0.382 in.)
Material Thickness (T)
0.60
mm

(Equiv. 0.024 in.)
Lock Washers - 4.762x9.7x0.6 mm
Material: Zinc Plated Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0048-LI-010-006-CZ (50 Pcs)
Lock Washers - 4.76x9.7x0.6 mm Internal Tooth Washer
16 units (800 pcs) Available Now | Further orders can be expected around Wed, Nov 19, 2025
Regular price $3.68 AUD
Regular price $6.81 AUD Sale price $3.68 AUD
Excludes GST and overseas Taxes & Duties
Per 50
Quantity Required

16 units (800 pcs) Available Now. Backorder if more than 16.
Nominal Inside Diameter
4.76
mm

(Equiv. 0.187 in.)
Outside Diameter
9.7
mm

(Equiv. 0.382 in.)
Material Thickness (T)
0.60
mm

(Equiv. 0.024 in.)
Lock Washers - 4.762x9.7x0.6 mm
Material: Zinc Plated Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0048-LI-010-006-CZ (50 Pcs)
Lock Washers - 4.76x9.7x0.6 mm Internal Tooth Washer
16 units (800 pcs) Available Now | Further orders can be expected around Wed, Nov 19, 2025
Regular price $3.68 AUD
Regular price $6.81 AUD Sale price $3.68 AUD
Excludes GST and overseas Taxes & Duties
Per 50
Quantity Required

16 units (800 pcs) Available Now. Backorder if more than 16.
Nominal Inside Diameter
5.00
mm

(Equiv. 0.197 in.)
Outside Diameter
10
mm

(Equiv. 0.394 in.)
Material Thickness (T)
0.60
mm

(Equiv. 0.024 in.)
Lock Washers - 5x10x0.6 mm
Material: Carbon Spring Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0050-LI-010-006-C (10 Pcs)
Lock Washers - 5x10x0.6 mm Internal Tooth Washer
8 units (80 pcs) Available Now | Item Discontinued - Up to 8 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 10
Quantity Required

8 units (80 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
5.00
mm

(Equiv. 0.197 in.)
Outside Diameter
10
mm

(Equiv. 0.394 in.)
Material Thickness (T)
0.60
mm

(Equiv. 0.024 in.)
Lock Washers - 5x10x0.6 mm
Material: Carbon Spring Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0050-LI-010-006-C (10 Pcs)
Lock Washers - 5x10x0.6 mm Internal Tooth Washer
8 units (80 pcs) Available Now | Item Discontinued - Up to 8 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 10
Quantity Required

8 units (80 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
5.00
mm

(Equiv. 0.197 in.)
Outside Diameter
10.5
mm

(Equiv. 0.413 in.)
Material Thickness (T)
0.70
mm

(Equiv. 0.028 in.)
Lock Washers - 5x10.5x0.7 mm
Material: Zinc Plated Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0050-LI-011-007-CZ (100 Pcs)
Lock Washers - 5x10.5x0.7 mm Internal Tooth Washer
Out of Stock | Backorder Now | Orders can be expected around Wed, Nov 19, 2025
Regular price $15.86 AUD
Regular price Sale price $15.86 AUD
Excludes GST and overseas Taxes & Duties
Per 100
Quantity Required

Backorder: Out of Stock.
Nominal Inside Diameter
5.00
mm

(Equiv. 0.197 in.)
Outside Diameter
10.5
mm

(Equiv. 0.413 in.)
Material Thickness (T)
0.70
mm

(Equiv. 0.028 in.)
Lock Washers - 5x10.5x0.7 mm
Material: Zinc Plated Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0050-LI-011-007-CZ (100 Pcs)
Lock Washers - 5x10.5x0.7 mm Internal Tooth Washer
Out of Stock | Backorder Now | Orders can be expected around Wed, Nov 19, 2025
Regular price $15.86 AUD
Regular price Sale price $15.86 AUD
Excludes GST and overseas Taxes & Duties
Per 100
Quantity Required

Backorder: Out of Stock.
Nominal Inside Diameter
6.00
mm

(Equiv. 0.236 in.)
Outside Diameter
11
mm

(Equiv. 0.433 in.)
Material Thickness (T)
0.70
mm

(Equiv. 0.028 in.)
Lock Washers - 6x11x0.7 mm
Material: Carbon Spring Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0060-LI-011-007-C (10 Pcs)
Lock Washers - 6x11x0.7 mm Internal Tooth Washer
7 units (70 pcs) Available Now | Item Discontinued - Up to 7 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 10
Quantity Required

7 units (70 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
6.00
mm

(Equiv. 0.236 in.)
Outside Diameter
11
mm

(Equiv. 0.433 in.)
Material Thickness (T)
0.70
mm

(Equiv. 0.028 in.)
Lock Washers - 6x11x0.7 mm
Material: Carbon Spring Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0060-LI-011-007-C (10 Pcs)
Lock Washers - 6x11x0.7 mm Internal Tooth Washer
7 units (70 pcs) Available Now | Item Discontinued - Up to 7 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 10
Quantity Required

7 units (70 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
6.00
mm

(Equiv. 0.236 in.)
Outside Diameter
13
mm

(Equiv. 0.512 in.)
Material Thickness (T)
0.70
mm

(Equiv. 0.028 in.)
Lock Washers - 6x13x0.7 mm
Material: Zinc Plated Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0060-LI-013-007-CZ (50 Pcs)
Lock Washers - 6x13x0.7 mm Internal Tooth Washer
3 units (150 pcs) Available Now | Further orders can be expected around Wed, Nov 19, 2025
Regular price $4.59 AUD
Regular price Sale price $4.59 AUD
Excludes GST and overseas Taxes & Duties
Per 50
Quantity Required

3 units (150 pcs) Available Now. Backorder if more than 3.
Nominal Inside Diameter
6.00
mm

(Equiv. 0.236 in.)
Outside Diameter
13
mm

(Equiv. 0.512 in.)
Material Thickness (T)
0.70
mm

(Equiv. 0.028 in.)
Lock Washers - 6x13x0.7 mm
Material: Zinc Plated Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0060-LI-013-007-CZ (50 Pcs)
Lock Washers - 6x13x0.7 mm Internal Tooth Washer
3 units (150 pcs) Available Now | Further orders can be expected around Wed, Nov 19, 2025
Regular price $4.59 AUD
Regular price Sale price $4.59 AUD
Excludes GST and overseas Taxes & Duties
Per 50
Quantity Required

3 units (150 pcs) Available Now. Backorder if more than 3.
Nominal Inside Diameter
6.00
mm

(Equiv. 0.236 in.)
Outside Diameter
13
mm

(Equiv. 0.512 in.)
Material Thickness (T)
0.70
mm

(Equiv. 0.028 in.)
Lock Washers - 6x13x0.7 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80   
Category: Washers - Lock - Internal Tooth - Stainless Steel
Part Number: W0060-LI-013-007-S4 (50 Pcs)
Lock Washers - 6x13x0.7 mm Internal Tooth Washer
17 units (850 pcs) Available Now | Item Discontinued - Up to 17 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 50
Quantity Required

17 units (850 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
6.00
mm

(Equiv. 0.236 in.)
Outside Diameter
13
mm

(Equiv. 0.512 in.)
Material Thickness (T)
0.70
mm

(Equiv. 0.028 in.)
Lock Washers - 6x13x0.7 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80   
Category: Washers - Lock - Internal Tooth - Stainless Steel
Part Number: W0060-LI-013-007-S4 (50 Pcs)
Lock Washers - 6x13x0.7 mm Internal Tooth Washer
17 units (850 pcs) Available Now | Item Discontinued - Up to 17 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 50
Quantity Required

17 units (850 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
6.35
mm

(Equiv. 0.25 in.)
Outside Diameter
11.9
mm

(Equiv. 0.469 in.)
Material Thickness (T)
0.60
mm

(Equiv. 0.024 in.)
Lock Washers - 6.35x11.9x0.6 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80   
Category: Washers - Lock - Internal Tooth - Stainless Steel
Part Number: W0064-LI-012-006-S4 (10 Pcs)
Lock Washers - 6.35x11.9x0.6 mm Internal Tooth Washer
2 units (20 pcs) Available Now | Item Discontinued - Up to 2 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 10
Quantity Required

2 units (20 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
6.35
mm

(Equiv. 0.25 in.)
Outside Diameter
11.9
mm

(Equiv. 0.469 in.)
Material Thickness (T)
0.60
mm

(Equiv. 0.024 in.)
Lock Washers - 6.35x11.9x0.6 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80   
Category: Washers - Lock - Internal Tooth - Stainless Steel
Part Number: W0064-LI-012-006-S4 (10 Pcs)
Lock Washers - 6.35x11.9x0.6 mm Internal Tooth Washer
2 units (20 pcs) Available Now | Item Discontinued - Up to 2 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 10
Quantity Required

2 units (20 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
6.35
mm

(Equiv. 0.25 in.)
Outside Diameter
12.1
mm

(Equiv. 0.476 in.)
Material Thickness (T)
0.70
mm

(Equiv. 0.028 in.)
Lock Washers - 6.35x12.1x0.7 mm
Material: Zinc Plated Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0064-LI-012-007-CZ (100 Pcs)
Lock Washers - 6.35x12.1x0.7 mm Internal Tooth Washer
Out of Stock | Backorder Now | Orders can be expected around Wed, Nov 19, 2025
Regular price $3.59 AUD
Regular price Sale price $3.59 AUD
Excludes GST and overseas Taxes & Duties
Per 100
Quantity Required

Backorder: Out of Stock.
Nominal Inside Diameter
6.35
mm

(Equiv. 0.25 in.)
Outside Diameter
12.1
mm

(Equiv. 0.476 in.)
Material Thickness (T)
0.70
mm

(Equiv. 0.028 in.)
Lock Washers - 6.35x12.1x0.7 mm
Material: Zinc Plated Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0064-LI-012-007-CZ (100 Pcs)
Lock Washers - 6.35x12.1x0.7 mm Internal Tooth Washer
Out of Stock | Backorder Now | Orders can be expected around Wed, Nov 19, 2025
Regular price $3.59 AUD
Regular price Sale price $3.59 AUD
Excludes GST and overseas Taxes & Duties
Per 100
Quantity Required

Backorder: Out of Stock.
Nominal Inside Diameter
7.94
mm

(Equiv. 0.313 in.)
Outside Diameter
15.1
mm

(Equiv. 0.594 in.)
Material Thickness (T)
0.80
mm

(Equiv. 0.031 in.)
Lock Washers - 7.938x15.1x0.8 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80   
Category: Washers - Lock - Internal Tooth - Stainless Steel
Part Number: W0079-LI-015-008-S4 (10 Pcs)
Lock Washers - 7.94x15.1x0.8 mm Internal Tooth Washer
7 units (70 pcs) Available Now | Item Discontinued - Up to 7 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 10
Quantity Required

7 units (70 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
7.94
mm

(Equiv. 0.313 in.)
Outside Diameter
15.1
mm

(Equiv. 0.594 in.)
Material Thickness (T)
0.80
mm

(Equiv. 0.031 in.)
Lock Washers - 7.938x15.1x0.8 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80   
Category: Washers - Lock - Internal Tooth - Stainless Steel
Part Number: W0079-LI-015-008-S4 (10 Pcs)
Lock Washers - 7.94x15.1x0.8 mm Internal Tooth Washer
7 units (70 pcs) Available Now | Item Discontinued - Up to 7 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 10
Quantity Required

7 units (70 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
7.94
mm

(Equiv. 0.313 in.)
Outside Diameter
15.5
mm

(Equiv. 0.61 in.)
Material Thickness (T)
0.90
mm

(Equiv. 0.035 in.)
Lock Washers - 7.938x15.5x0.9 mm
Material: Zinc Plated Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0079-LI-016-009-CZ (100 Pcs)
Lock Washers - 7.94x15.5x0.9 mm Internal Tooth Washer
Out of Stock | Backorder Now | Orders can be expected around Wed, Nov 19, 2025
Regular price $5.50 AUD
Regular price Sale price $5.50 AUD
Excludes GST and overseas Taxes & Duties
Per 100
Quantity Required

Backorder: Out of Stock.
Nominal Inside Diameter
7.94
mm

(Equiv. 0.313 in.)
Outside Diameter
15.5
mm

(Equiv. 0.61 in.)
Material Thickness (T)
0.90
mm

(Equiv. 0.035 in.)
Lock Washers - 7.938x15.5x0.9 mm
Material: Zinc Plated Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0079-LI-016-009-CZ (100 Pcs)
Lock Washers - 7.94x15.5x0.9 mm Internal Tooth Washer
Out of Stock | Backorder Now | Orders can be expected around Wed, Nov 19, 2025
Regular price $5.50 AUD
Regular price Sale price $5.50 AUD
Excludes GST and overseas Taxes & Duties
Per 100
Quantity Required

Backorder: Out of Stock.
Nominal Inside Diameter
8.00
mm

(Equiv. 0.315 in.)
Outside Diameter
15
mm

(Equiv. 0.591 in.)
Material Thickness (T)
0.80
mm

(Equiv. 0.031 in.)
Lock Washers - 8x15x0.8 mm
Material: Carbon Spring Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0080-LI-015-008-C (15 Pcs)
Lock Washers - 8x15x0.8 mm Internal Tooth Washer
1 pack (15 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 15
Quantity Required

1 pack (15 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
8.00
mm

(Equiv. 0.315 in.)
Outside Diameter
15
mm

(Equiv. 0.591 in.)
Material Thickness (T)
0.80
mm

(Equiv. 0.031 in.)
Lock Washers - 8x15x0.8 mm
Material: Carbon Spring Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0080-LI-015-008-C (15 Pcs)
Lock Washers - 8x15x0.8 mm Internal Tooth Washer
1 pack (15 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 15
Quantity Required

1 pack (15 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
8.00
mm

(Equiv. 0.315 in.)
Outside Diameter
15.5
mm

(Equiv. 0.61 in.)
Material Thickness (T)
0.90
mm

(Equiv. 0.035 in.)
Lock Washers - 8x15.5x0.9 mm
Material: Zinc Plated Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0080-LI-016-009-CZ (100 Pcs)
Lock Washers - 8x15.5x0.9 mm Internal Tooth Washer
Out of Stock | Backorder Now | Orders can be expected around Wed, Nov 19, 2025
Regular price $5.14 AUD
Regular price Sale price $5.14 AUD
Excludes GST and overseas Taxes & Duties
Per 100
Quantity Required

Backorder: Out of Stock.
Nominal Inside Diameter
8.00
mm

(Equiv. 0.315 in.)
Outside Diameter
15.5
mm

(Equiv. 0.61 in.)
Material Thickness (T)
0.90
mm

(Equiv. 0.035 in.)
Lock Washers - 8x15.5x0.9 mm
Material: Zinc Plated Steel   
Category: Washers - Lock - Internal Tooth - Spring Steel
Part Number: W0080-LI-016-009-CZ (100 Pcs)
Lock Washers - 8x15.5x0.9 mm Internal Tooth Washer
Out of Stock | Backorder Now | Orders can be expected around Wed, Nov 19, 2025
Regular price $5.14 AUD
Regular price Sale price $5.14 AUD
Excludes GST and overseas Taxes & Duties
Per 100
Quantity Required

Backorder: Out of Stock.
Nominal Inside Diameter
8.00
mm

(Equiv. 0.315 in.)
Outside Diameter
15.5
mm

(Equiv. 0.61 in.)
Material Thickness (T)
0.90
mm

(Equiv. 0.035 in.)
Lock Washers - 8x15.5x0.9 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80   
Category: Washers - Lock - Internal Tooth - Stainless Steel
Part Number: W0080-LI-016-009-S4 (50 Pcs)
Lock Washers - 8x15.5x0.9 mm Internal Tooth Washer
3 units (150 pcs) Available Now | Item Discontinued - Up to 3 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 50
Quantity Required

3 units (150 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter
8.00
mm

(Equiv. 0.315 in.)
Outside Diameter
15.5
mm

(Equiv. 0.61 in.)
Material Thickness (T)
0.90
mm

(Equiv. 0.035 in.)
Lock Washers - 8x15.5x0.9 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80   
Category: Washers - Lock - Internal Tooth - Stainless Steel
Part Number: W0080-LI-016-009-S4 (50 Pcs)
Lock Washers - 8x15.5x0.9 mm Internal Tooth Washer
3 units (150 pcs) Available Now | Item Discontinued - Up to 3 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Excludes GST and overseas Taxes & Duties
Per 50
Quantity Required

3 units (150 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.