AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Seat Bearing |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3110 Bearings Antifriction Unmounted |
| National Item Identification Number (NIIN) | 01-087-8856 (010878856) |
| NCB Code | USA (01) |
| Manufacturer | Timken Aerospace Inc, Spiras Systems Inc, Nacco Materials Handling Group Inc, Koyo Bearings |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKV | OUTSIDE DIAMETER | 1.7500 INCHES NOMINAL |
| ABMK | OVERALL WIDTH | 0.1230 INCHES MINIMUM AND 0.1260 INCHES MAXIMUM |
| ABXV | BORE DIAMETER | 1.1250 INCHES NOMINAL |
| MATT | MATERIAL | STEEL OVERALL |
| STYL | STYLE DESIGNATOR | FLAT RACE SURFACE |
| Relevant Components for NSN - 3110-01-087-8856, 3110010878856 | ||||
| 3120-01-114-4519 (3120011144519) | 3120-01-221-5836 (3120012215836) | 3120-99-782-0886 (3120997820886) | 3110-01-104-8172 (3110011048172) | |
| 3110-01-499-4933 (3110014994933) | 3110-00-100-4158 (3110001004158) | 3120-01-497-5823 (3120014975823) | 3110-00-156-8100 (3110001568100) | |
| 3120-01-495-8412 (3120014958412) | 3110-01-586-5540 (3110015865540) | 3110-01-300-2426 (3110013002426) | 3110-00-156-6819 (3110001566819) | |
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