| Item Name | Bearing Ball Thrust |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3110 Bearings Antifriction Unmounted |
| National Item Identification Number (NIIN) | 00-156-1703 (001561703) |
| NCB Code | USA (00) |
| Manufacturer | Timken Corporation, Andrews Bearing Corp, Military Standards Corp, Fag Bearings Corporation, Bae Systems Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 4303SM | timken corporation | bearing ball thrust | RFQ |
| 4303S | timken corporation | bearing ball thrust | RFQ |
| 4303 | andrews bearing corp | bearing ball thrust | RFQ |
| MS17161-1 | military standards corp | bearing ball thrust | RFQ |
| W3-8 | fag bearings corporation | bearing ball thrust | RFQ |
| BB1088 | bae systems inc | bearing ball thrust | RFQ |
| 4303 | timken corporation | bearing ball thrust | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKW | OVERALL HEIGHT | 0.5312 INCHES NOMINAL |
| ADGA | OVERALL OUTSIDE DIAMETER | 1.0000 INCHES NOMINAL |
| AGWJ | BORE SMALLEST DIAMETER | 0.3750 INCHES NOMINAL |
| AGYE | SURFACE FINISH | GROUND |
| AGZA | ALIGNMENT TYPE | RIGID |
| AGZQ | THRUST DIRECTIONAL CAPABILITY DESIGNATION | SINGLE |
| CTFZ | STANDARD TOLERANCE DESIGNATION | AFBMA STD TOLERANCE FOR THRUST BEARINGS |
| FEAT | SPECIAL FEATURES | 0.4063 LARGE BORE |
| MATT | MATERIAL | STEEL COMP E51100 OVERALL OR STEEL COMP E52100 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| STYL | STYLE DESIGNATOR | GROOVED RACE SURFACE |
| Relevant Components for NSN - 3110-00-156-1703, 3110001561703 | ||||
| 3120-01-494-3241 (3120014943241) | 3110-00-307-7377 (3110003077377) | 3110-00-903-6779 (3110009036779) | 3120-00-421-7780 (3120004217780) | |
| 3120-00-887-0410 (3120008870410) | 3120-00-159-7150 (3120001597150) | 3110-01-266-4906 (3110012664906) | 3120-01-380-1647 (3120013801647) | |
| 3120-00-279-0563 (3120002790563) | 3120-01-303-2883 (3120013032883) | 3120-01-459-5160 (3120014595160) | 3130-01-622-9685 (3130016229685) | |
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