| Item Name | Ring Bearing Inner |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3110 Bearings Antifriction Unmounted |
| National Item Identification Number (NIIN) | 01-117-2439 (011172439) |
| NCB Code | USA (01) |
| Manufacturer | Military Standards Corp, Timken Aerospace Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABMK | OVERALL WIDTH | 1.0050 INCHES MINIMUM AND 1.0100 INCHES MAXIMUM |
| ABXV | BORE DIAMETER | 0.8745 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM |
| ADGA | OVERALL OUTSIDE DIAMETER | 1.1245 INCHES MINIMUM AND 1.1250 INCHES MAXIMUM |
| AGYE | SURFACE FINISH | GROUND |
| AGZD | BORE SHAPE | STRAIGHT |
| FEAT | SPECIAL FEATURES | WITH OIL HOLES; OIL GROOVE OPTIONAL ON ID |
| MATT | MATERIAL | STEEL COMP E4340H OVERALL OR STEEL COMP 4720 OVERALL OR STEEL COMP 8620 OVERALL OR STEEL COMP 8720 OVERALL OR STEEL COMP 1018 OVERALL OR STEEL COMP 1117 OVERALL OR STEEL COMP E51100 OVERALL OR STEEL COMP E52100 OVERALL OR STEEL COMP 1022 OV |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| STYL | STYLE DESIGNATOR | SOLID INNER RACE,WITH BORE CHAMFER,JOURNAL AND NEEDLE |
| Relevant Components for NSN - 3110-01-117-2439, 3110011172439 | ||||
| 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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