OS Engines® TM - 91 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.

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Replacement Parts Price Quantity
Single Row Ball Bearings - 7x19x6 mm - Stainless Steel AISI 440C - Replaces -
BB 7-19-6
Replacement Bearing - Stainless Bearing Shielded Option
Double shielded standard stainless steel bearing

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

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

$5.59
4 Available Now -> Orders for more than 4 can be expected around Aug 19, 2026
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Single Row Ball Bearings - 7x19x6 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Replaces -
BB 7-19-6
Replacement Bearing - High Speed Bearing - Polyamide Retainer
Replacement Front Bearing - High Speed Bearing - Polyamide Retainer
Single shielded high clearance bearing with a high speed polyamide retainer and light oil lubricant

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 Aug 19, 2026
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Single Row Ball Bearings - 7x19x6 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls - Replaces -
BB 7-19-6
Replacement Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
Open economy ceramic-hybrid bearing with a high speed polyamide retainer

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 Aug 27, 2026
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1081514 | 607-CSN-2RU-T9H-ECO (Each) --- Single Row Ball Bearings - 7x19x6 mm Unflanged - Stainless Steel AISI 440C - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing - Replaces -
BB 7-19-6
Replacement Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
Double black rubber sealed economy ceramic-hybrid bearing with a high speed polyamide retainer

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 Aug 27, 2026
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1104528 | S6801-ZZ-ECO (Each) --- Single Row Ball Bearings - 12x21x5 mm Unflanged - Stainless Steel AISI 440C Bearing - Replaces -
BB 12-21-5
Replacement Bearing - Economy Bearing Shielded Option

S6801-ZZ-ECO (Each)

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

$4.59
10 Available Now -> Orders for more than 10 can be expected around Aug 22, 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
Double shielded economy bearing

6801-ZZ-ECO (Each)
Double shielded economy bearing

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

$3.32
10 Available Now -> Orders for more than 10 can be expected around Aug 22, 2026
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