Kyosho® NEXUS 30 Replacement RC Helicopter Parts

A selection of replacement parts for Kyosho®. These parts are not original parts unless otherwise stated in the descriptions. Please check your choices thoroughly.

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Replacement Parts Price Quantity
Single Row Ball Bearings - 3x6x2 mm - Chrome Steel SAE 52100 - Replaces -
BB 3-6-2
Bearing - Standard Bearing

Replacement Part: MR63-MC3-AF12 (PK-50)
Open standard bearing with low-torque light oil lubricant

Single Row Ball Bearings - 3x6x2 mm Unflanged - Chrome Steel SAE 52100 Bearing

$268.32 $321.98
Temporarily Out Of Stock -> Backorder now for delivery around Jul 08, 2026
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Single Row Ball Bearings - 3x6x2 mm - Stainless Steel AISI 440C - Replaces -
BB 3-6-2
Bearing - Stainless Bearing

Replacement Part: SMR63-MC3-AF12 (Each)
Open standard stainless steel bearing

Single Row Ball Bearings - 3x6x2 mm Unflanged - Stainless Steel AISI 440C Bearing

$4.32
18 Available Now -> Orders for more than 18 can be expected around Jul 08, 2026
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Single Row Ball Bearings - 3x6x2.5 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls - Replaces -
BB 3-6-2.5
Replacement Bearing - Economy Ceramic Hybrid Bearing Shielded Option

Replacement Part: SFMR63A-CSN-ZZ-ECO (Each)
Double shielded flanged economy ceramic-hybrid stainless steel bearing

Single Row Ball Bearings - 3x6x2.5 mm Flanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing

$21.77 $43.98
Temporarily Out Of Stock -> Backorder now for delivery around Jul 16, 2026
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Single Row Ball Bearings - 3x6x2.5 mm - Stainless Steel AISI 440C - Replaces -
BB 3-6-2.5
Replacement Bearing - Stainless Flanged Bearing Shielded Option

Replacement Part: SFMR63A-ZZ-MC3 (Each)
Double shielded flanged stainless steel bearing

Single Row Ball Bearings - 3x6x2.5 mm Flanged - Stainless Steel AISI 440C Bearing

$2.95 $8.22
1 Available Now -> Only the available quantity may be ordered online. No backorders.
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Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Replacement Bearing - Economy Ceramic Hybrid Bearing Shielded Option

Replacement Part: S693A-CSN-ZZ-ECO (Each)
Double shielded economy ceramic-hybrid stainless steel bearing

Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing

$19.05 $22.85
Temporarily Out Of Stock -> Backorder now for delivery around Jul 16, 2026
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Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100 - Replaces -
BB 3-8-4
Bearing - Standard Bearing

Replacement Part: 693A-ZZ-MC3 (Each)
Double shielded standard bearing

Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing

$3.23
158 Available Now -> Orders for more than 158 can be expected around Jul 08, 2026
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Single Row Ball Bearings - 5x10x4 mm - Chrome Steel SAE 52100 - Replaces -
BB 5-10-4
Bearing - Standard Bearing

Replacement Part: MR105A-ZZ-MC3 (Each)
Double shielded standard bearing

Single Row Ball Bearings - 5x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing

$3.77
419 Available Now -> Orders for more than 419 can be expected around Jul 08, 2026
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Single Row Ball Bearings - 5x10x4 mm - Stainless Steel AISI 440C Replacement Bearing - Stainless Bearing Shielded Option

Replacement Part: SMR105A-ZZ-MC3 (Each)
Double shielded standard stainless steel bearing

Single Row Ball Bearings - 5x10x4 mm Unflanged - Stainless Steel AISI 440C Bearing

$6.23
47 Available Now -> Orders for more than 47 can be expected around Jul 08, 2026
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Single Row Ball Bearings - 5x13x4 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Replacement Bearing - Economy Ceramic Hybrid Bearing Shielded Option

Replacement Part: S695-CSN-ZZS-ECO (Each)
Double shielded economy ceramic-hybrid stainless steel bearing

Single Row Ball Bearings - 5x13x4 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing

$21.14 $25.36
Temporarily Out Of Stock -> Backorder now for delivery around Jul 16, 2026
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Single Row Ball Bearings - 5x13x4 mm - Chrome Steel SAE 52100 - Replaces -
BB 5-13-4
Bearing - Economy Bearing

Replacement Part: 695-ZZS-ECO (PK-5)
Double shielded economy bearing

Single Row Ball Bearings - 5x13x4 mm Unflanged - Chrome Steel SAE 52100 Bearing

$5.05
436 (2180 pcs) Available Now -> Orders for more than 436 can be expected around Jul 02, 2026
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Single Row Ball Bearings - 5x16x5 mm - Stainless Steel AISI 440C Replacement Bearing - Stainless Bearing

Replacement Part: S625-MC3-JP6-AF12 (PK-50)
Open P6 precision bearing with low-torque cage and light oil lubricant

Single Row Ball Bearings - 5x16x5 mm Unflanged - Stainless Steel AISI 440C Bearing

$303.50
1 (50 pcs) Available Now -> Orders for more than 1 can be expected around Sep 02, 2026
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Single Row Ball Bearings - 5x16x5 mm - Chrome Steel SAE 52100 - Replaces -
BB 5-16-5
Bearing - Economy Bearing

Replacement Part: 625-ZZ-ECO (PK-2)
Double shielded economy bearing

Single Row Ball Bearings - 5x16x5 mm Unflanged - Chrome Steel SAE 52100 Bearing

$2.86
18 (36 pcs) Available Now -> Orders for more than 18 can be expected around Jul 02, 2026
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Single Row Ball Bearings - 6x10x3 mm - Chrome Steel SAE 52100 - Replaces -
BB 6-10-3
Bearing - Economy Bearing

Replacement Part: MR106A-ZZS-ECO (PK-10)
Double shielded economy bearing

Single Row Ball Bearings - 6x10x3 mm Unflanged - Chrome Steel SAE 52100 Bearing

$10.32
22 (220 pcs) Available Now -> Orders for more than 22 can be expected around Jul 02, 2026
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Single Row Ball Bearings - 6x10x3 mm - Stainless Steel AISI 440C Replacement Bearing - Stainless Bearing Shielded Option

Replacement Part: SMR106A-ZZS-MC3 (Each)
Double shielded standard stainless steel bearing

Single Row Ball Bearings - 6x10x3 mm Unflanged - Stainless Steel AISI 440C Bearing

$7.23
206 Available Now -> Orders for more than 206 can be expected around Jul 02, 2026
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Single Row Ball Bearings - 6x10x3 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Replacement Bearing - High Precision Bearing Shielded Option

Replacement Part: SMR106A-ZZS-MC34-GR7-R-G48 (Each)
Deleted Item. Available while stocks last.

Single Row Ball Bearings - 6x10x3 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing

$33.56 $86.47
28 Available Now -> Only the available quantity may be ordered online. No backorders.
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Single Row Ball Bearings - 6x10x3 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Replacement Bearing - High Precision Bearing Shielded Option

Replacement Part: SMR106A-ZZS-MC34-P4P-R-AF12 (Each)
Deleted Item. Available while stocks last.

Single Row Ball Bearings - 6x10x3 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing

$33.19 $85.54
36 Available Now -> Only the available quantity may be ordered online. No backorders.
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Single Row Ball Bearings - 6x12x3 mm - Stainless Steel AISI 440C Replacement Bearing - Stainless Bearing

Replacement Part: SMR126-MC3-AF12 (PK-100)
Open standard stainless steel bearing

Single Row Ball Bearings - 6x12x3 mm Unflanged - Stainless Steel AISI 440C Bearing

$418.86 $502.64
Temporarily Out Of Stock -> Backorder now for delivery around Jul 08, 2026
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Single Row Ball Bearings - 8x12x3.5 mm - Stainless Steel AISI 440C Replacement Bearing - Stainless Bearing Shielded Option

Replacement Part: SMR128A-ZZS-MC3 (Each)
Double shielded standard stainless steel bearing

Single Row Ball Bearings - 8x12x3.5 mm Unflanged - Stainless Steel AISI 440C Bearing

$3.77
Temporarily Out Of Stock -> More due: Jun 21, 2026 -> Orders for more than 0 can be expected around Jul 08, 2026
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Single Row Ball Bearings - 8x12x3.5 mm - Chrome Steel SAE 52100 - Replaces -
BB 8-12-3.5
Bearing - Standard Bearing

Replacement Part: MR128A-ZZS-MC3 (Each)
Double shielded standard bearing

Single Row Ball Bearings - 8x12x3.5 mm Unflanged - Chrome Steel SAE 52100 Bearing

$3.23
52 Available Now -> Orders for more than 52 can be expected around Jul 08, 2026
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Single Row Ball Bearings - 8x14x3.5 mm - Stainless Steel AISI 440C - Replaces -
BB 8-14-3.5
Bearing - Stainless Bearing
Replacement Bearing - Stainless Bearing

Replacement Part: SMR148-MC3-AF12 (Each)
Open standard stainless steel bearing

Single Row Ball Bearings - 8x14x3.5 mm Unflanged - Stainless Steel AISI 440C Bearing

$3.32
78 Available Now -> Orders for more than 78 can be expected around Jul 08, 2026
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Single Row Ball Bearings - 8x16x5 mm - Chrome Steel SAE 52100 - Replaces -
BB 8-16-5
Bearing - Economy Bearing

Replacement Part: 688A-ZZS-ECO (PK-5)
Double shielded economy bearing

Single Row Ball Bearings - 8x16x5 mm Unflanged - Chrome Steel SAE 52100 Bearing

$4.86
56 (280 pcs) Available Now -> Orders for more than 56 can be expected around Jul 02, 2026
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Single Row Ball Bearings - 8x16x5 mm - Stainless Steel AISI 440C Replacement Bearing - Stainless Bearing Shielded Option

Replacement Part: S688A-ZZ-MC3 (Each)
Double shielded standard stainless steel bearing

Single Row Ball Bearings - 8x16x5 mm Unflanged - Stainless Steel AISI 440C Bearing

$4.14
269 Available Now -> Orders for more than 269 can be expected around Jul 08, 2026
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Single Row Ball Bearings - 10x15x3 mm - Stainless Steel AISI 440C Replacement Bearing - Stainless Bearing

Replacement Part: S6700 (Each)
Open standard stainless steel bearing

Single Row Ball Bearings - 10x15x3 mm Unflanged - Stainless Steel AISI 440C Bearing

$8.50
19 Available Now -> Orders for more than 19 can be expected around Jul 08, 2026
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Single Row Ball Bearings - 12x21x5 mm - Stainless Steel AISI 440C Replacement Bearing - Economy Bearing Shielded Option

Replacement Part: S6801-ZZ-ECO (Each)

Single Row Ball Bearings - 12x21x5 mm Unflanged - Stainless Steel AISI 440C Bearing

$4.68
10 Available Now -> Orders for more than 10 can be expected around Jul 11, 2026
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Single Row Ball Bearings - 12x21x5 mm - Chrome Steel SAE 52100 - Replaces -
BB 12-21-5
Replacement Bearing - Economy Bearing Shielded Option

Replacement Part: 6801-ZZ-ECO (Each)
Double shielded economy bearing

Single Row Ball Bearings - 12x21x5 mm Unflanged - Chrome Steel SAE 52100 Bearing

$3.50
16 Available Now -> Orders for more than 16 can be expected around Jul 11, 2026
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