2900 Metric Thrust Ball Bearing Series
The 2900 Metric Thrust Ball Bearing is an interchange for an industry standard bearing. It supports axial loads in a single direction. It features an open, separable, 3-piece design with round groove raceways. The balls are held in by a nylon ball retainer/retaining ring (also known as a “cage”).
The 2900 Thrust Ball Bearing is available in metric sizes ranging from 10 mm (0.394 inch) to 140 mm (5.512 inch) bore diameter (A); 26 mm (1.024 inch) to 185 mm (7.283 inch) outside diameter (B); and 12 mm (0.472 inch) to 31 mm (1.220 inch) height (H).
These 2900 series bearings are manufactured in the USA and are DFARS compliant. Bearing numbers 2900 through 2910 are normally in stock at our Upstate New York based manufacturing facility. Bearing numbers 2911 through 2928 have a 4 to 6 week lead time.
| Bearing Number | Bore (A) | OD (B) | Height (H) | Stock? | |
|---|---|---|---|---|---|
| 2900 | 10 | 26 | 12 | Yes | Details |
| 2901 | 12 | 28 | 12 | Yes | Details |
| 2902 | 15 | 31 | 12 | Yes | Details |
| 2903 | 18 | 35 | 12 | Yes | Details |
| 2904 | 20 | 37 | 12 | Yes | Details |
| 2904.5 | 22 | 42 | 14 | Yes | Details |
| 2905 | 25 | 45 | 14 | Yes | Details |
| 2906 | 30 | 50 | 14 | Yes | Details |
| 2907 | 35 | 55 | 16 | Yes | Details |
| 2908 | 40 | 60 | 16 | Yes | Details |
| 2909 | 45 | 68 | 16 | Yes | Details |
| 2910 | 50 | 74 | 18 | Yes | Details |
| 2911 | 55 | 78 | 18 | Yes | Details |
| 2912 | 60 | 82 | 18 | Yes | Details |
| 2913 | 60 | 90 | 20 | No | Details |
| 2914 | 70 | 95 | 20 | No | Details |
| 2915 | 75 | 100 | 20 | No | Details |
| 2916 | 80 | 110 | 23 | No | Details |
| 2917 | 85 | 115 | 22 | No | Details |
| 2918 | 90 | 120 | 22 | No | Details |
| 2919 | 95 | 130 | 25 | No | Details |
| 2920 | 100 | 135 | 25 | No | Details |
| 2921 | 105 | 140 | 25 | No | Details |
| 2922 | 110 | 145 | 25 | No | Details |
| 2923 | 115 | 150 | 25 | No | Details |
| 2924 | 120 | 160 | 27 | No | Details |
| 2925 | 125 | 165 | 27 | No | Details |
| 2928 | 140 | 185 | 31 | No | Details |
Other Info & Resources
Mounting Instructions: Generally installed with the fitted bore A centered on the shaft and rotating with it. The clearance bore A’ seats against a fixed part of the machine and remains stationary. If installed in a recess, a clearance of 1/8th of an inch, or more, should be left around outside diameter B and B’, in case the shaft wears in it’s journal bearings.
Downloads:
2900 Series Datasheet
2900 Series Catalog Page
Related Articles:
2900 Metric Thrust Ball Bearing Interchange with Nylon Retainer