OS Engines® RF-B - 61 Replacement RC Nitro Engine Parts

A selection of replacement parts for OS Engines®. 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
1080790 | 698-CSN-T9H-ECO (Each) --- Single Row Ball Bearings - 8x19x6 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing Replacement Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
Open economy ceramic-hybrid bearing with a high speed polyamide retainer

698-CSN-T9H-ECO (Each)
Open economy ceramic-hybrid bearing with a high speed polyamide retainer

Single Row Ball Bearings - 8x19x6 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing

$68.41 $82.09
Temporarily Out Of Stock -> Backorder now for delivery around Jul 16, 2026
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1080791 | 698-CSN-2RU-T9H-ECO (Each) --- Single Row Ball Bearings - 8x19x6 mm Unflanged - Stainless Steel AISI 440C - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing Replacement Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
Double black rubber sealed economy ceramic-hybrid bearing with a high speed polyamide retainer

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

Single Row Ball Bearings - 8x19x6 mm Unflanged - Stainless Steel AISI 440C - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing

$31.77 $38.13
Temporarily Out Of Stock -> Backorder now for delivery around Jul 16, 2026
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Single Row Ball Bearings - 8x19x6 mm - Stainless Steel AISI 440C - Replaces -
BB 8-19-6
Bearing - Stainless Bearing Shielded Option
Double shielded standard stainless steel bearing

S698-ZZ-MC3 (Each)
Double shielded standard stainless steel bearing

Single Row Ball Bearings - 8x19x6 mm Unflanged - Stainless Steel AISI 440C Bearing

$7.86
79 Available Now -> Orders for more than 79 can be expected around Jul 08, 2026
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Single Row Ball Bearings - 8x19x6 mm - Chrome Steel SAE 52100 - Replaces -
BB 8-19-6
Bearing - Standard Bearing Shielded Option
Double shielded standard bearing

698-ZZ-MC3 (Each)
Double shielded standard bearing

Single Row Ball Bearings - 8x19x6 mm Unflanged - Chrome Steel SAE 52100 Bearing

$4.05
103 Available Now -> Orders for more than 103 can be expected around Jul 08, 2026
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Single Row Ball Bearings - 8x19x6 mm - Stainless Steel AISI 440C - Replaces -
BB 8-19-6
Bearing - Stainless Bearing Sealed Option
Double black rubber sealed standard stainless steel bearing

S698-2RS-MC3 (Each)
Double black rubber sealed standard stainless steel bearing

Single Row Ball Bearings - 8x19x6 mm Unflanged - Stainless Steel AISI 440C Bearing

$4.14
61 Available Now -> Orders for more than 61 can be expected around Jul 08, 2026
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Single Row Ball Bearings - 8x19x6 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Replaces -
BB 8-19-6
Bearing - High Speed Bearing - Polyamide Retainer
Deleted Item. Available while stocks last. Single shielded bearing with high speed polyamide retainer and light oil lubricant

698-Z-MC45-T9H-AF12 (Each)
Deleted Item. Available while stocks last. Single shielded bearing with high speed polyamide retainer and light oil lubricant

Single Row Ball Bearings - 8x19x6 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing

$8.00 $15.20
296 Available Now -> Only the available quantity may be ordered online. No backorders.
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1083852 | 699-CSN-T9H-ECO (Each) --- Single Row Ball Bearings - 9x20x6 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing - Replaces -
BB 9-20-6
Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
Open economy ceramic-hybrid bearing with a high speed polyamide retainer

699-CSN-T9H-ECO (Each)
Open economy ceramic-hybrid bearing with a high speed polyamide retainer

Single Row Ball Bearings - 9x20x6 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing

$72.41 $86.89
Temporarily Out Of Stock -> Backorder now for delivery around Jul 16, 2026
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Single Row Ball Bearings - 9x20x6 mm - Stainless Steel AISI 440C - Replaces -
BB 9-20-6
Bearing - Stainless Bearing Shielded Option
Double shielded standard stainless steel bearing

S699-ZZ-MC3 (Each)
Double shielded standard stainless steel bearing

Single Row Ball Bearings - 9x20x6 mm Unflanged - Stainless Steel AISI 440C Bearing

$8.95
16 Available Now -> Orders for more than 16 can be expected around Jul 08, 2026
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1098169 | 6901-2RS-T9H-ECO (Each) --- Single Row Ball Bearings - 12x24x6 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing - Replaces -
BB 12-24-6
Replacement Bearing - High Speed Economy Bearing - Polyamide Retainer Sealed Option
Double black rubber sealed economy bearing with a high speed polyamide retainer

6901-2RS-T9H-ECO (Each)
Double black rubber sealed economy bearing with a high speed polyamide retainer

Single Row Ball Bearings - 12x24x6 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing

$33.95 $40.75
Temporarily Out Of Stock -> Backorder now for delivery around Jul 16, 2026
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Single Row Ball Bearings - 12x24x6 mm - Stainless Steel AISI 440C - Replaces -
BB 12-24-6
Replacement Bearing - Stainless Bearing Shielded Option
Deleted Item. Available while stocks last.

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.
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Single Row Ball Bearings - 12x24x6 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls - Replaces -
BB 12-24-6
Replacement Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
Double black rubber sealed economy ceramic-hybrid bearing with a high speed polyamide retainer

6901-CSN-2RU-T9H-ECO (Each)
Double black rubber sealed economy ceramic-hybrid bearing with a high speed polyamide retainer

Single Row Ball Bearings - 12x24x6 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing

$122.32
Temporarily Out Of Stock -> Backorder now for delivery around Jul 16, 2026
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