OPS Replacement RC Nitro Engine Parts

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

Add the quantities required for each item, then click "Add to Cart" before proceeding to the next page

Replacement Parts Price Quantity
Single Row Ball Bearings - 7x19x6 mm - Stainless Steel AISI 440C - High Speed Polyamide Cage - Ceramic Si3N4 Balls - Replaces -
OPS 35 All Models: BB 7-19-6
OPS 90 All Models: BB 7-19-6
OPS Old - 30: BB 7-19-6
OPS Pro - 30: BB 7-19-6
OPS Pro - 60: BB 7-19-6
OPS Rotor BRGS - 21: BB 7-19-6
OPS Rotor BRGS - 60: BB 7-19-6
OPS 15 All Models: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS 21: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS 35 All Models: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS 40 All Models: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS 90 All Models: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS Old - 30: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS Pro - 30: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS Pro - 60: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS Rotor BRGS - 21: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS Rotor BRGS - 60: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer

Replacement Part: 607-CSN-2RU-T9H-ECO (Each)
Double black rubber sealed economy ceramic-hybrid bearing with a high speed polyamide retainer

Single Row Ball Bearings - 7x19x6 mm Unflanged - Stainless Steel AISI 440C - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing

$72.41 $86.89
Temporarily Out Of Stock -> Backorder now for delivery around Jun 26, 2026
View Entire Category:
Single Row Ball Bearings - 7x19x6 mm - Stainless Steel AISI 440C - Replaces -
OPS 15 All Models: BB 7-19-6
OPS 35 All Models: BB 7-19-6
OPS 90 All Models: BB 7-19-6
OPS Old - 80: BB 7-19-6
OPS Pro - 30: BB 7-19-6
OPS Rotor BRGS - 60: BB 7-19-6
OPS 12: Bearing - Stainless Bearing Shielded Option
OPS 15 All Models: Bearing - Stainless Bearing Shielded Option
OPS 35 All Models: Bearing - Stainless Bearing Shielded Option
OPS 40 All Models: Bearing - Stainless Bearing Shielded Option
OPS 90: Rotor Shaft Bearing - Stainless Bearing
OPS 90 All Models: Bearing - Stainless Bearing Shielded Option
OPS Old - 80: Bearing - Stainless Bearing Shielded Option
OPS Pro - 30: Bearing - Stainless Bearing Shielded Option
OPS Rotor BRGS - 60: Bearing - Stainless Bearing Shielded Option

Replacement Part: S607-ZZ-MC3 (Each)
Double shielded standard stainless steel bearing

Single Row Ball Bearings - 7x19x6 mm Unflanged - Stainless Steel AISI 440C Bearing

$5.59
105 Available Now -> Orders for more than 105 can be expected around Jun 18, 2026
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Single Row Ball Bearings - 7x19x6 mm - Stainless Steel AISI 440C - Replaces -
OPS 35 All Models: BB 7-19-6
OPS 12: Bearing - Stainless Bearing Sealed Option
OPS 35 All Models: Bearing - Stainless Bearing Sealed Option
OPS 40 All Models: Bearing - Stainless Bearing Sealed Option

Replacement Part: S607-2RS-MC3 (Each)
Double black rubber sealed standard stainless steel bearing

Single Row Ball Bearings - 7x19x6 mm Unflanged - Stainless Steel AISI 440C Bearing

$7.41
158 Available Now -> Orders for more than 158 can be expected around Jun 18, 2026
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Single Row Ball Bearings - 7x19x6 mm - Chrome Steel SAE 52100 - Replaces -
OPS 15 All Models: BB 7-19-6
OPS 35 All Models: BB 7-19-6
OPS 90 All Models: BB 7-19-6
OPS Old - 80: BB 7-19-6
OPS Pro - 30: BB 7-19-6
OPS Rotor BRGS - 60: BB 7-19-6
OPS 12: Bearing - Standard Bearing Sealed Option
OPS 15 All Models: Bearing - Standard Bearing Sealed Option
OPS 35 All Models: Bearing - Standard Bearing Sealed Option
OPS 90 All Models: Bearing - Standard Bearing Sealed Option
OPS Old - 80: Bearing - Standard Bearing Sealed Option
OPS Pro - 30: Bearing - Standard Bearing Sealed Option
OPS Rotor BRGS - 60: Bearing - Standard Bearing Sealed Option

Replacement Part: 607-2RS-MC3 (Each)
Double rubber sealed standard bearing

Single Row Ball Bearings - 7x19x6 mm Unflanged - Chrome Steel SAE 52100 Bearing

$3.41
51 Available Now -> Orders for more than 51 can be expected around Jun 18, 2026
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Single Row Ball Bearings - 7x19x6 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Replaces -
OPS 21 -40 -45: BB 7-19-6
OPS 3.5 -21 Pro: BB 7-19-6
OPS 35 All Models: BB 7-19-6
OPS 90 All Models: BB 7-19-6
OPS Old - 80: BB 7-19-6
OPS Pro - 60: BB 7-19-6
OPS Rotor BRGS - 21: BB 7-19-6
OPS 12: Replacement Front Bearing - High Speed Bearing - Polyamide Retainer
OPS 21 -40 -45: Replacement Front Bearing - High Speed Bearing - Polyamide Retainer
OPS 3.5 -21 Pro: Replacement Front Bearing - High Speed Bearing - Polyamide Retainer
OPS 35 All Models: Replacement Front Bearing - High Speed Bearing - Polyamide Retainer
OPS 40 All Models: Replacement Front Bearing - High Speed Bearing - Polyamide Retainer
OPS 45: Replacement Front Bearing - High Speed Bearing - Polyamide Retainer
OPS 90 All Models: Replacement Front Bearing - High Speed Bearing - Polyamide Retainer
OPS Old - 80: Bearing - High Speed Bearing - Polyamide Retainer
OPS Old - 80: Replacement Front Bearing - High Speed Bearing - Polyamide Retainer
OPS Pro - 60: Replacement Front Bearing - High Speed Bearing - Polyamide Retainer
OPS Rotor BRGS - 21: Replacement Front Bearing - High Speed Bearing - Polyamide Retainer

Replacement Part: 607-Z-MC45-T9H-AF12-J (Each)
Single shielded high clearance bearing with a high speed polyamide retainer and light oil lubricant

Single Row Ball Bearings - 7x19x6 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing

$6.14
60 Available Now -> Orders for more than 60 can be expected around Jun 18, 2026
View Entire Category:
Single Row Ball Bearings - 7x19x6 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls - Replaces -
OPS 35 All Models: BB 7-19-6
OPS 90 All Models: BB 7-19-6
OPS Old - 30: BB 7-19-6
OPS Pro - 30: BB 7-19-6
OPS Rotor BRGS - 60: BB 7-19-6
OPS 12: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS 35 All Models: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS 40 All Models: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS 90 All Models: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS Old - 30: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS Pro - 30: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS Rotor BRGS - 60: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer

Replacement Part: 607-CSN-T9H-ECO (Each)
Open economy ceramic-hybrid bearing with a high speed polyamide retainer

Single Row Ball Bearings - 7x19x6 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing

$103.77
Temporarily Out Of Stock -> Backorder now for delivery around Jun 26, 2026
View Entire Category:
Single Row Ball Bearings - 8x22x7 mm - Stainless Steel AISI 440C - Replaces -
OPS Supra RC - 21: BB 8-22-7
OPS Supra RC - 21: Bearing - Stainless Bearing Sealed Option

Replacement Part: S608-2RS-MC3 (Each)
Double black rubber sealed standard stainless steel bearing

Single Row Ball Bearings - 8x22x7 mm Unflanged - Stainless Steel AISI 440C Bearing

$6.05
101 Available Now -> Orders for more than 101 can be expected around Jun 18, 2026
View Entire Category:
Single Row Ball Bearings - 8x22x7 mm - Stainless Steel AISI 440C - Replaces -
OPS Supra RC - 21: BB 8-22-7
OPS Supra RC - 21: Bearing - Stainless Bearing Shielded Option

Replacement Part: S608-ZZ-MC3 (Each)
Double shielded standard stainless steel bearing

Single Row Ball Bearings - 8x22x7 mm Unflanged - Stainless Steel AISI 440C Bearing

$5.41
52 Available Now -> Orders for more than 52 can be expected around Jun 18, 2026
View Entire Category:
Single Row Ball Bearings - 8x22x7 mm - Chrome Steel SAE 52100 - Replaces -
OPS Supra RC - 21: BB 8-22-7
OPS Supra RC - 21: Bearing - Standard Bearing Sealed Option

Replacement Part: 608-2RS-MC3 (Each)
Double rubber sealed standard bearing

Single Row Ball Bearings - 8x22x7 mm Unflanged - Chrome Steel SAE 52100 Bearing

$6.32
107 Available Now -> Orders for more than 107 can be expected around Jun 12, 2026
View Entire Category:
Single Row Ball Bearings - 8x22x7 mm - Chrome Steel SAE 52100 - Replaces -
OPS Supra RC - 21: BB 8-22-7
OPS Supra RC - 21: Bearing - Standard Bearing Shielded Option

Replacement Part: 608-ZZ-MC3 (Each)
Double shielded standard bearing

Single Row Ball Bearings - 8x22x7 mm Unflanged - Chrome Steel SAE 52100 Bearing

$3.05
106 Available Now -> Orders for more than 106 can be expected around Jun 18, 2026
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Single Row Ball Bearings - 9.525x22.225x5.537 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls - Replaces -
OPS 45 All Models: BB 9.53-22.23-5.54
OPS 65 All Models: BB 9.53-22.23-5.54
OPS 45 All Models: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS 65 All Models: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer

Replacement Part: R6-CSN-T9H-ECO (Each)
Open economy ceramic-hybrid bearing with a high speed polyamide retainer

Single Row Ball Bearings - 9.525x22.225x5.556 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing

$66.77 $80.13
Temporarily Out Of Stock -> Backorder now for delivery around Jun 26, 2026
View Entire Category:
Single Row Ball Bearings - 9.525x22.225x5.556 mm - Stainless Steel AISI 440C - Replaces -
OPS 45 All Models: BB 9.53-22.23-5.56
OPS 65 All Models: BB 9.53-22.23-5.56
OPS 40 All Models: Bearing - Stainless Bearing
OPS 45 All Models: Bearing - Stainless Bearing
OPS 65 All Models: Bearing - Stainless Bearing

Replacement Part: SR6-MC3-AF12 (Each)
Deleted Item. Available while stocks last.

Single Row Ball Bearings - 9.525x22.225x5.556 mm Unflanged - Stainless Steel AISI 440C Bearing

$5.66 $6.80
35 Available Now -> Only the available quantity may be ordered online. No backorders.
View Entire Category:
Single Row Ball Bearings - 9.525x22.225x5.556 mm - Chrome Steel SAE 52100 OPS 40 All Models: Bearing - Standard Bearing
OPS 45 All Models: Bearing - Standard Bearing
OPS 65 All Models: Bearing - Standard Bearing

Replacement Part: R6-MC3-AF12 (PK-2)
Deleted Item. Available while stocks last.

Single Row Ball Bearings - 9.525x22.225x5.556 mm Unflanged - Chrome Steel SAE 52100 Bearing

$3.86 $6.74
8 (16 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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Single Row Ball Bearings - 10x19x5 mm - Stainless Steel AISI 440C OPS 21 All Models: Replacement Bearing - Stainless Bearing Shielded Option

Replacement Part: S6800-ZZ (Each)
Double shielded standard stainless steel bearing

Single Row Ball Bearings - 10x19x5 mm Unflanged - Stainless Steel AISI 440C Bearing

$9.77
31 Available Now -> Orders for more than 31 can be expected around Jun 18, 2026
View Entire Category:
Single Row Ball Bearings - 10x19x5 mm - Stainless Steel AISI 440C OPS 21 All Models: Replacement Bearing - Economy Bearing Sealed Option

Replacement Part: S6800-2RS-ECO (Each)
Double rubber sealed economy bearing

Single Row Ball Bearings - 10x19x5 mm Unflanged - Stainless Steel AISI 440C Bearing

$2.86
25 Available Now -> Orders for more than 25 can be expected around Jun 12, 2026
View Entire Category:
Single Row Ball Bearings - 10x19x5 mm - Chrome Steel SAE 52100 - Replaces -
OPS 15: BB 10-19-5
OPS 15: Replacement Front Bearing - Standard Bearing

Replacement Part: 6800-2RS (Each)
Double rubber sealed standard bearing

Single Row Ball Bearings - 10x19x5 mm Unflanged - Chrome Steel SAE 52100 Bearing

$3.41
52 Available Now -> Orders for more than 52 can be expected around Jun 18, 2026
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Single Row Ball Bearings - 10x19x5 mm - Chrome Steel SAE 52100 OPS 15: Replacement Rear Bearing - Standard Bearing
OPS 21 All Models: Replacement Bearing - Standard Bearing Shielded Option

Replacement Part: 6800-ZZ (Each)
Double shielded standard bearing

Single Row Ball Bearings - 10x19x5 mm Unflanged - Chrome Steel SAE 52100 Bearing

$3.59
78 Available Now -> Orders for more than 78 can be expected around Jun 18, 2026
View Entire Category:
Single Row Ball Bearings - 12x28x8 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls - Replaces -
OPS MaxI - 67: BB 12-28-8
OPS 21: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer Shielded Option
OPS MaxI - 67: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer Shielded Option

Replacement Part: 6001-CSN-ZZ-T9H-ECO (Each)
Double shielded economy ceramic-hybrid bearing with a high speed polyamide retainer

Single Row Ball Bearings - 12x28x8 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing

$59.23 $71.07
Temporarily Out Of Stock -> Backorder now for delivery around Jun 26, 2026
View Entire Category:
Single Row Ball Bearings - 12x24x6 mm - Stainless Steel AISI 440C - Replaces -
OPS 15 All Models: BB 12-24-6
OPS 35 All Models: BB 12-24-6
OPS 12: Replacement Bearing - Stainless Bearing
OPS 15 All Models: Replacement Bearing - Stainless Bearing
OPS 35 All Models: Replacement Bearing - Stainless Bearing Shielded Option
OPS 40 All Models: Replacement Bearing - Stainless Bearing Shielded Option

Replacement Part: S6901-ZZ (Each)
Deleted Item. Available while stocks last.

Single Row Ball Bearings - 12x24x6 mm Unflanged - Stainless Steel AISI 440C Bearing

$8.14 $9.76
1 Available Now -> Only the available quantity may be ordered online. No backorders.
View Entire Category:
Single Row Ball Bearings - 12x28x8 mm - Stainless Steel AISI 440C - High Speed Polyamide Cage - Ceramic Si3N4 Balls - Replaces -
OPS 21: BB 12-28-8
OPS MaxI - 80: BB 12-28-8
OPS 21: Bearing - High Speed Ceramic-Hybrid Bearing - Polyamide Retainer Sealed Option
OPS MaxI - 80: Bearing - High Speed Ceramic-Hybrid Bearing - Polyamide Retainer

Replacement Part: S6001-CSN-2RS-T9H (Each)
Deleted Item. Double rubber sealed stainless ceramic-hybrid bearing with high speed polyamide cage

Single Row Ball Bearings - 12x28x8 mm Unflanged - Stainless Steel AISI 440C - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing

$12.00 $22.80
3 Available Now -> Only the available quantity may be ordered online. No backorders.
View Entire Category:
Single Row Ball Bearings - 12x28x8 mm - Stainless Steel AISI 440C - Replaces -
OPS MaxI - 67: BB 12-28-8
OPS 21: Bearing - Stainless Bearing Sealed Option
OPS MaxI - 67: Bearing - Stainless Bearing Sealed Option

Replacement Part: S6001-2RS (Each)
Deleted Item. Available while stocks last.

Single Row Ball Bearings - 12x28x8 mm Unflanged - Stainless Steel AISI 440C Bearing

$8.00 $9.60
4 Available Now -> Only the available quantity may be ordered online. No backorders.
View Entire Category:
Single Row Ball Bearings - 12x28x8 mm - Stainless Steel AISI 440C - Replaces -
OPS MaxI - 67: BB 12-28-8
OPS 21: Bearing - Economy Bearing Shielded Option
OPS MaxI - 67: Bearing - Economy Bearing Shielded Option

Replacement Part: S6001-ZZ-ECO (Each)
Double shielded economy stainless steel bearing

Single Row Ball Bearings - 12x28x8 mm Unflanged - Stainless Steel AISI 440C Bearing

$5.68
6 Available Now -> Orders for more than 6 can be expected around Jun 21, 2026
View Entire Category:
Single Row Ball Bearings - 12x28x8 mm - Chrome Steel SAE 52100 OPS 21: Replacement Bearing - Standard Bearing Sealed Option

Replacement Part: 6001-2RS (Each)
Double rubber sealed standard bearing

Single Row Ball Bearings - 12x28x8 mm Unflanged - Chrome Steel SAE 52100 Bearing

$8.05
8 Available Now -> Orders for more than 8 can be expected around May 26, 2026
View Entire Category:
Single Row Ball Bearings - 12x28x8 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage OPS 90: Replacement Front Bearing - High Speed Bearing - Polyamide Retainer

Replacement Part: 6001-Z-C3-T9H-AF12-E (Each)
Deleted Item. Available while stocks last. Single shielded bearing with high speed polyamide retainer and light oil lubricant

Single Row Ball Bearings - 12x28x8 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing

$35.00 $66.50
4 Available Now -> Only the available quantity may be ordered online. No backorders.
View Entire Category:
Single Row Ball Bearings - 12.7x28.575x6.35 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls - Replaces -
OPS 45 All Models: BB 12.70-28.58-6.35
OPS 65 All Models: BB 12.70-28.58-6.35
OPS 67 All Models: BB 12.70-28.58-6.35
OPS 45 All Models: Replacement Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS 65 All Models: Replacement Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS 67 All Models: Replacement Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer

Replacement Part: R8-CSN-T9H-ECO (Each)
Open economy ceramic-hybrid bearing with a high speed polyamide retainer

Single Row Ball Bearings - 12.7x28.575x6.35 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing

$71.77 $86.13
Temporarily Out Of Stock -> Backorder now for delivery around Jun 26, 2026
View Entire Category:
Single Row Ball Bearings - 12.7x28.575x6.35 mm - Stainless Steel AISI 440C - Replaces -
OPS 45 All Models: BB 12.70-28.58-6.35
OPS 65 All Models: BB 12.70-28.58-6.35
OPS 45 All Models: Replacement Bearing - High Precision Bearing
OPS 65 All Models: Replacement Bearing - High Precision Bearing

Replacement Part: SR8-MC34-U3-AF12 (Each)
Deleted Item. Available while stocks last. Open bearing with Abec 3 precision and light oil lubrication

Single Row Ball Bearings - 12.7x28.575x6.35 mm Unflanged - Stainless Steel AISI 440C Bearing

$22.00 $41.80
5 Available Now -> Only the available quantity may be ordered online. No backorders.
View Entire Category:
Single Row Ball Bearings - 12.7x28.575x6.35 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Replaces -
OPS 45 All Models: BB 12.70-28.58-6.35
OPS 60 -65 -67 -80: BB 12.70-28.58-6.35
OPS 65 All Models: BB 12.70-28.58-6.35
OPS 40 All Models: Replacement Bearing - High Speed Bearing - Polyamide Retainer
OPS 45 All Models: Replacement Bearing - High Speed Bearing - Polyamide Retainer
OPS 60 -65 -67 -80: Replacement Rear Bearing - High Speed Bearing - Polyamide Retainer
OPS 65 All Models: Replacement Bearing - High Speed Bearing - Polyamide Retainer

Replacement Part: R8-C3-T9H (Each)
Deleted Item. Available while stocks last.

Single Row Ball Bearings - 12.7x28.575x6.35 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing

$16.00 $19.20
124 Available Now -> Only the available quantity may be ordered online. No backorders.
View Entire Category:
Single Row Ball Bearings - 12.7x28.575x6.35 mm - Chrome Steel SAE 52100 - Replaces -
OPS 45 All Models: BB 12.70-28.58-6.35
OPS 65 All Models: BB 12.70-28.58-6.35
OPS 40 All Models: Replacement Bearing - Standard Bearing
OPS 45 All Models: Replacement Bearing - Standard Bearing
OPS 65 All Models: Replacement Bearing - Standard Bearing

Replacement Part: R8-AF12 (PK-2)
Deleted Item. Available while stocks last.

Single Row Ball Bearings - 12.7x28.575x6.35 mm Unflanged - Chrome Steel SAE 52100 Bearing

$3.00 $9.18
2 (4 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
View Entire Category:
Single Row Ball Bearings - 13x24x6 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls - Replaces -
OPS 15 All Models: BB 13-24-6
OPS 90 All Models: BB 13-24-6
OPS Pro - 30: BB 13-24-6
OPS Pro - 60: BB 13-24-6
OPS Rotor BRGS - 21: BB 13-24-6
OPS Rotor BRGS - 60: BB 13-24-6
OPS 15 All Models: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS 90 All Models: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS Pro - 30: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS Pro - 60: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS Rotor BRGS - 21: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
OPS Rotor BRGS - 60: Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer

Replacement Part: MR2413-CSN-T9H-ECO (Each)
Open economy ceramic-hybrid bearing with a high speed polyamide retainer

Single Row Ball Bearings - 13x24x6 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing

$76.59 $91.91
Temporarily Out Of Stock -> Backorder now for delivery around Jun 26, 2026
View Entire Category:
Single Row Ball Bearings - 13x24x6 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Replaces -
OPS 3.5 -21 Pro: BB 13-24-6
OPS 90 All Models: BB 13-24-6
OPS Pro - 30: BB 13-24-6
OPS Pro - 60: BB 13-24-6
OPS Rotor BRGS - 21: BB 13-24-6
OPS Rotor BRGS - 60: BB 13-24-6
OPS 3.5 -21 Pro: Replacement Rear Bearing - High Speed Bearing - Polyamide Retainer
OPS 90 All Models: Bearing - High Speed Bearing - Polyamide Retainer
OPS Pro - 30: Bearing - High Speed Bearing - Polyamide Retainer
OPS Pro - 60: Bearing - High Speed Bearing - Polyamide Retainer
OPS Rotor BRGS - 21: Bearing - High Speed Bearing - Polyamide Retainer
OPS Rotor BRGS - 60: Bearing - High Speed Bearing - Polyamide Retainer

Replacement Part: MR2413-C3-T9H (Each)
Open standard bearing with a high speed polyamide retainer

Single Row Ball Bearings - 13x24x6 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing

$6.86
20 Available Now -> Orders for more than 20 can be expected around Jun 18, 2026
View Entire Category:
Single Row Ball Bearings - 15x32x8 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls - Replaces -
OPS Old - 30: BB 15-32-8
OPS Old - 30: Replacement Rear Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer

Replacement Part: 6002A-CSN-T9H-ECO (Each)
Open economy ceramic-hybrid bearing with a high speed polyamide retainer and NON-ISO width

Single Row Ball Bearings - 15x32x8 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing

$82.95 $99.55
Temporarily Out Of Stock -> Backorder now for delivery around Jun 26, 2026
View Entire Category:
Single Row Ball Bearings - 15x32x8 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Replaces -
OPS Old - 80: BB 15-32-8
OPS Old - 80: Replacement Rear Bearing - High Speed Economy Bearing - Polyamide Retainer

Replacement Part: 6002A-T9H-ECO (Each)
Open economy ceramic-hybrid bearing with a high speed polyamide retainer

Single Row Ball Bearings - 15x32x8 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing

$59.86
Temporarily Out Of Stock -> Backorder now for delivery around Jun 26, 2026
View Entire Category:
Single Row Ball Bearings - 15x35x11 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage OPS 21: Replacement Rear Bearing - High Speed Economy Bearing - Polyamide Retainer
OPS 90: Replacement Rear Bearing - High Speed Economy Bearing - Polyamide Retainer

Replacement Part: 6202-Z-T9H-ACO-ECO (Each)
Single shielded economy bearing with a high speed polyamide retainer and light anti-rust lubricant

Single Row Ball Bearings - 15x35x11 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing

$79.68
Temporarily Out Of Stock -> Backorder now for delivery around Jun 26, 2026
View Entire Category:
Single Row Ball Bearings - 15x35x11 mm - Stainless Steel AISI 440C OPS 21: Bearing - Stainless Bearing Shielded Option

Replacement Part: S6202-ZZ (Each)
Deleted Item. Available while stocks last.

Single Row Ball Bearings - 15x35x11 mm Unflanged - Stainless Steel AISI 440C Bearing

$11.29 $13.55
1 Available Now -> Only the available quantity may be ordered online. No backorders.
View Entire Category:
Single Row Ball Bearings - 15x35x11 mm - Chrome Steel SAE 52100 OPS 21: Bearing - Standard Bearing Shielded Option

Replacement Part: 6202-ZZ (Each)
Double shielded standard bearing

Single Row Ball Bearings - 15x35x11 mm Unflanged - Chrome Steel SAE 52100 Bearing

$8.23
1 Available Now -> Orders for more than 1 can be expected around May 26, 2026
View Entire Category:
Single Row Ball Bearings - 15x35x11 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls OPS 21: Replacement Rear Bearing - High Speed Ceramic-Hybrid Bearing - Polyamide Retainer

Replacement Part: 6202-CSN-T9H-C4-AF12 (Each)
Deleted Item. Available while stocks last.

Single Row Ball Bearings - 15x35x11 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing

$8.36 $25.91
1 Available Now -> Only the available quantity may be ordered online. No backorders.
View Entire Category:
Single Row Ball Bearings - 17x32x8 mm - Stainless Steel AISI 440C OPS Supra RC - 21: Replacement Bearing - Economy Bearing

Replacement Part: SMR3217A-ZZ-ECO (Each)
Double shielded economy stainless steel bearing

Single Row Ball Bearings - 17x32x8 mm Unflanged - Stainless Steel AISI 440C Bearing

$58.05 $69.65
Temporarily Out Of Stock -> Backorder now for delivery around Jun 26, 2026
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Single Row Ball Bearings - 17x32x8 mm - Chrome Steel SAE 52100 - Replaces -
OPS Supra RC - 21: BB 17-32-8
OPS Supra RC - 21: Bearing - Economy Bearing

Replacement Part: MR3217A-ZZ-ECO (Each)
Double shielded economy bearing

Single Row Ball Bearings - 17x32x8 mm Unflanged - Chrome Steel SAE 52100 Bearing

$42.05
Temporarily Out Of Stock -> Backorder now for delivery around Jun 26, 2026
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Single Row Ball Bearings - 20x42x12 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Replaces -
OPS MaxI - 67: BB 20-42-12
OPS MaxI - 67: Replacement Rear Bearing - High Speed Economy Bearing - Polyamide Retainer

Replacement Part: 6004-Z-T9H-ACO-ECO (Each)
Single shielded economy bearing with a high speed polyamide retainer and light anti-rust lubricant

Single Row Ball Bearings - 20x42x12 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing

$52.14 $62.56
Temporarily Out Of Stock -> Backorder now for delivery around Jun 26, 2026
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Single Row Ball Bearings - 20x42x12 mm - Stainless Steel AISI 440C - Replaces -
OPS MaxI - 67: BB 20-42-12
OPS MaxI - 67: Replacement Rear Bearing - Economy Bearing Shielded Option

Replacement Part: S6004-ZZ-ECO (Each)

Single Row Ball Bearings - 20x42x12 mm Unflanged - Stainless Steel AISI 440C Bearing

$12.59
3 Available Now -> Orders for more than 3 can be expected around Jun 21, 2026
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Single Row Ball Bearings - 20x42x12 mm - Chrome Steel SAE 52100 - Replaces -
OPS MaxI - 67: BB 20-42-12
OPS MaxI - 67: Replacement Rear Bearing - Standard Bearing Shielded Option

Replacement Part: 6004-ZZ (Each)
Double shielded standard bearing

Single Row Ball Bearings - 20x42x12 mm Unflanged - Chrome Steel SAE 52100 Bearing

$11.95
2 Available Now -> Orders for more than 2 can be expected around May 26, 2026
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