| Item Name | Bearing Roller Tapered |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3110 Bearings Antifriction Unmounted |
| National Item Identification Number (NIIN) | 00-183-9945 (001839945) |
| NCB Code | USA (00) |
| Manufacturer | Timken Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 8578-8520 | timken corporation | bearing roller tapered | 60038 | RFQ |
| EE8578-8520 | timken corporation | bearing roller tapered | 60038 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABMK | OVERALL WIDTH | 2.0625 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 9.5000 INCHES NOMINAL |
| ADGA | OVERALL OUTSIDE DIAMETER | 12.8740 INCHES NOMINAL |
| AGWU | BACKFACE CORNER RADIUS | 0.1250 INCHES NOMINAL |
| AGWV | STANDOUT WIDTH | 0.6250 INCHES NOMINAL |
| AGWW | CONE CORNER RADIUS | 0.2500 INCHES NOMINAL |
| AGWX | CONE WIDTH | 2.0625 INCHES NOMINAL |
| AGWY | CUP WIDTH | 1.4375 INCHES NOMINAL |
| CTFZ | STANDARD TOLERANCE DESIGNATION | AFBMA CLASS 2 |
| MATT | MATERIAL | STEEL OVERALL |
| STYL | STYLE DESIGNATOR | STRAIGHT BORE,NORMAL ANGLE |
| Relevant Components for NSN - 3110-00-183-9945, 3110001839945 | ||||
| 3120-00-450-6253 (3120004506253) | 3120-01-580-6076 (3120015806076) | 3120-00-456-8822 (3120004568822) | 3120-01-303-5485 (3120013035485) | |
| 3120-01-605-4732 (3120016054732) | 3120-01-254-5347 (3120012545347) | 3120-01-629-1711 (3120016291711) | 3120-00-661-3985 (3120006613985) | |
| 3120-00-517-5552 (3120005175552) | 3120-01-271-8355 (3120012718355) | 3120-01-419-5052 (3120014195052) | 3120-00-839-0964 (3120008390964) | |
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