| Item Name | Bearing Roller Tapered |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3110 Bearings Antifriction Unmounted |
| National Item Identification Number (NIIN) | 01-298-7788 (012987788) |
| NCB Code | USA (01) |
| Manufacturer | Timken Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABMK | OVERALL WIDTH | 1.0938 INCHES MINIMUM AND 1.1018 INCHES MAXIMUM |
| ABXV | BORE DIAMETER | 1.2500 INCHES MINIMUM AND 1.2505 INCHES MAXIMUM |
| ADGA | OVERALL OUTSIDE DIAMETER | 3.7500 INCHES MINIMUM AND 3.7510 INCHES MAXIMUM |
| AGWU | BACKFACE CORNER RADIUS | 0.0900 INCHES NOMINAL |
| AGWV | STANDOUT WIDTH | 0.2188 INCHES NOMINAL |
| AGWW | CONE CORNER RADIUS | 0.0300 INCHES NOMINAL |
| AGWX | CONE WIDTH | 1.1772 INCHES NOMINAL |
| AGWY | CUP WIDTH | 0.8750 INCHES NOMINAL |
| MATT | MATERIAL | STEEL OVERALL |
| STYL | STYLE DESIGNATOR | STRAIGHT BORE,NORMAL ANGLE |
| Components Related to NSN - 3110-01-298-7788, 3110012987788 | ||||
| 3110-00-726-3077 (3110007263077) | 3120-00-661-3757 (3120006613757) | 3110-01-629-3059 (3110016293059) | 3120-00-081-4540 (3120000814540) | |
| 3110-01-642-4816 (3110016424816) | 3110-00-860-2754 (3110008602754) | 3120-00-343-2312 (3120003432312) | 3120-00-396-1591 (3120003961591) | |
| 3120-00-933-0794 (3120009330794) | 3120-01-116-3297 (3120011163297) | 3120-01-458-8602 (3120014588602) | 3110-01-338-6610 (3110013386610) | |
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