| Item Name | Ring Bearing Inner |
| INC Code | 00028 |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3110 Bearings Antifriction Unmounted |
| National Item Identification Number (NIIN) | 00-278-6951 (002786951) |
| NCB Code | USA (00) |
| Manufacturer | American Roller Bearing Co, Battenfeld Technologies Inc, Fag Bearings Corporation, Messinger Bearings Corporation, Regal Beloit America Inc, Timken Aerospace Inc, Zvl Zkl Bearing Corp |
| Associated Parts Numbers of NSN 3110-00-278-6951 | ||||||
|---|---|---|---|---|---|---|
| Part Number | Manufacturer | Item Name | Cage Code | Type | Status | RFQ |
| C87780-50 | american roller bearing co | ring bearing inner | 02780 | A | A | RFQ |
| C87780-50 | battenfeld technologies inc | ring bearing inner | 80020 | A | A | RFQ |
| 514238-8 | battenfeld technologies inc | ring bearing inner | 80020 | A | A | RFQ |
| C87780-50 | fag bearings corporation | ring bearing inner | 43991 | A | A | RFQ |
| C87780-50 | messinger bearings corporation | ring bearing inner | 39820 | A | A | RFQ |
| C87780-50 | regal beloit america inc | ring bearing inner | 51600 | A | A | RFQ |
| C87780-50 | timken aerospace inc | ring bearing inner | 4f549 | A | A | RFQ |
| C87780-50 | zvl zkl bearing corp | ring bearing inner | 4nut7 | A | A | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABMK | OVERALL WIDTH | 3.4950 INCHES MINIMUM AND 3.5000 INCHES MAXIMUM |
| ABXV | BORE DIAMETER | 7.8728 INCHES MINIMUM AND 7.8740 INCHES MAXIMUM |
| ADGA | OVERALL OUTSIDE DIAMETER | 9.1227 INCHES MINIMUM AND 9.1239 INCHES MAXIMUM |
| AGYE | SURFACE FINISH | GROUND |
| AGZD | BORE SHAPE | STRAIGHT |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |
| CTFZ | STANDARD TOLERANCE DESIGNATION | AFBMA CLASS 00 |
| FEAT | SPECIAL FEATURES | THE ITEM IS A NON-AVIATION CRITICAL SAFETY ITEM (CSI) WHOSE FAILURE WILL RESULT IN SERIOUS DAMAGE TO EQUIPMENT OR SERIOUS INJURY OR DEATH TO PERSONNEL. |
| MATT | MATERIAL | STEEL OVERALL |
| STYL | STYLE DESIGNATOR | INNER RING,ROLLER,CYLINDRICAL |
| Relevant Components for NSN - 3110-00-278-6951, 3110002786951 | ||||
| 3110-01-183-5574 (3110011835574) | 3110-01-224-8025 (3110012248025) | 3110-01-150-4161 (3110011504161) | 3110-01-332-2858 (3110013322858) | |
| 3110-01-443-5498 (3110014435498) | 3110-01-272-2455 (3110012722455) | 3110-01-304-3406 (3110013043406) | 3110-00-826-6716 (3110008266716) | |
| 3110-00-963-1417 (3110009631417) | 3110-01-181-2582 (3110011812582) | 3110-01-619-8201 (3110016198201) | 3110-01-289-1775 (3110012891775) | |
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