A selection of replacement parts for Trinity®. 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 | ||
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- Replaces - BB 3.18-6.35-2.78 Replacement Bearing - Economy Bearing Replacement Part: R144A-ZZS-ECO (PK-2) Double shielded economy bearing Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Chrome Steel SAE 52100 Bearing |
$3.59
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57 (114 pcs) Available Now
-> Orders for more than 57 can be expected around Aug 13, 2026
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- Replaces - BB 4.76-9.53-3.18 Replacement Bearing - Economy Bearing Sealed Option Replacement Part: R166-2RB-ECO (PK-5) Deleted Item. Available while stocks last. Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing |
$3.56
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10 (50 pcs) Available Now
-> Only the available quantity may be ordered online. No backorders.
View Entire Category: | ||||
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- Replaces - BB 4.76-9.53-3.18 Replacement Bearing - Economy Bearing Shielded Option Replacement Part: R166-ZZS-ECO (PK-2) Double shielded economy bearing Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing |
$2.86
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36 (72 pcs) Available Now
-> Orders for more than 36 can be expected around Aug 13, 2026
View Entire Category: | ||||
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- Replaces - BB 6.35-9.53-3.18 Replacement Bearing - Economy Bearing Sealed Option Replacement Part: R168-2RB-ECO (PK-2) Deleted Item. Available while stocks last. Single Row Ball Bearings - 6.35x9.525x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing |
$2.89
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29 (58 pcs) Available Now
-> Only the available quantity may be ordered online. No backorders.
View Entire Category: | ||||
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- Replaces - BB 6.35-9.53-3.18 Replacement Bearing - Economy Bearing Shielded Option Replacement Part: R168-ZZS-ECO (PK-5) Double shielded economy bearing Single Row Ball Bearings - 6.35x9.525x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing |
$4.95
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12 (60 pcs) Available Now
-> Orders for more than 12 can be expected around Aug 13, 2026
View Entire Category: | ||||
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- Replaces - BB 7.94-12.7-3.97 Replacement Bearing - Stainless Flanged Bearing Shielded Option Replacement Part: SFR1810-ZZS-MC3 (Each) Double shielded flanged stainless steel bearing Single Row Ball Bearings - 7.938x12.7x3.969 mm Flanged - Stainless Steel AISI 440C Bearing |
$7.59
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37 Available Now
-> Orders for more than 37 can be expected around Aug 19, 2026
View Entire Category: | ||||
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- Replaces - BB 10-19-7 Replacement Bearing - Standard Flanged Bearing Shielded Option Replacement Part: F6800B-ZZ (Each) Double shielded standard bearing with a NON-ISO Width Single Row Ball Bearings - 10x19x7 mm Flanged - Chrome Steel SAE 52100 Bearing |
$17.14
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52 Available Now
-> Orders for more than 52 can be expected around Aug 19, 2026
View Entire Category: | ||||