| Item Name | Bearing Plain Self Aligning |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3120 Bearings Plain Unmounted |
| National Item Identification Number (NIIN) | 00-903-9979 (009039979) |
| NCB Code | USA (00) |
| Manufacturer | United Technologies Corporation, New Hampshire Ball Bearings Inc, Accurate Bushing Company |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 2181750 | united technologies corporation | bearing plain self aligning | 77445 | RFQ |
| 2181751 | new hampshire ball bearings inc | bearing plain self aligning | 15860 | RFQ |
| 2181751 | accurate bushing company | bearing plain self aligning | 07484 | RFQ |
| 534668 | united technologies corporation | bearing plain self aligning | 77445 | RFQ |
| ASSB4-7 | new hampshire ball bearings inc | bearing plain self aligning | 15860 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABXV | BORE DIAMETER | 0.2500 INCHES MINIMUM AND 0.2505 INCHES MAXIMUM |
| AGGF | OUTER MEMBER OUTSIDE DIAMETER | 0.7769 INCHES MINIMUM AND 0.7774 INCHES MAXIMUM |
| AGGH | OUTER MEMBER WIDTH | 0.3870 INCHES MINIMUM AND 0.3920 INCHES MAXIMUM |
| AGGJ | INNER MEMBER WIDTH | 0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 50.0 ROCKWELL C NOMINAL OVERALL |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| SFTT | SURFACE TREATMENT | CHROMIUM INNER MEMBER |
| STYL | STYLE DESIGNATOR | WITHOUT INSERT OR LINER |
| Components Related to NSN - 3120-00-903-9979, 3120009039979 | ||||
| 3120-01-194-7131 (3120011947131) | 3120-01-332-7390 (3120013327390) | 3120-01-460-1742 (3120014601742) | 3120-01-275-1573 (3120012751573) | |
| 3120-00-497-4930 (3120004974930) | 3120-01-376-4189 (3120013764189) | 3110-01-073-4660 (3110010734660) | 3120-00-301-2992 (3120003012992) | |
| 3110-00-962-2268 (3110009622268) | 3120-01-441-0643 (3120014410643) | 3110-01-086-6159 (3110010866159) | 3110-01-278-8330 (3110012788330) | |
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