AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Bearing Ball Annular |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3110 Bearings Antifriction Unmounted |
| National Item Identification Number (NIIN) | 00-198-2986 (001982986) |
| NCB Code | USA (00) |
| Manufacturer | Timken Corporation, Federal Specifications, Elwell Parker Electric Co |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABMK | OVERALL WIDTH | 0.8750 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 25.00 MILLIMETERS NOMINAL |
| ADGA | OVERALL OUTSIDE DIAMETER | 52.00 MILLIMETERS NOMINAL |
| AGYE | SURFACE FINISH | GROUND |
| AGZA | ALIGNMENT TYPE | SELF-ALIGNING |
| AGZC | LOAD DIRECTION | ANGULAR |
| AGZD | BORE SHAPE | STRAIGHT |
| AGZH | INTERNAL FIT-UP DESIGNATION | STANDARD |
| AGZK | INTERNAL FIT-UP CONTACT ANGULAR DIRECTION | OUTWARD CONVERGENT |
| AHAW | SELF-ALIGNMENT LOCATION | INTERNAL |
| CTFZ | STANDARD TOLERANCE DESIGNATION | ABEC NO.1 |
| CTHY | CONTACT ANGLE | 25.0 DEGREES MAXIMUM |
| LBMA | LUBRICATION MATERIAL | GREASE |
| LMDC | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE |
| MATT | MATERIAL | STEEL OVERALL |
| STYL | STYLE DESIGNATOR | NON-LOADING GROOVE, NON-SEPARABLE |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 143 TYPE AND 00 GRADE |
| Relevant Components for NSN - 3110-00-198-2986, 3110001982986 | ||||
| 3120-01-114-4519 (3120011144519) | 3120-01-221-5836 (3120012215836) | 3120-99-782-0886 (3120997820886) | 3110-01-104-8172 (3110011048172) | |
| 3110-01-499-4933 (3110014994933) | 3110-00-100-4158 (3110001004158) | 3120-01-497-5823 (3120014975823) | 3110-00-156-8100 (3110001568100) | |
| 3120-01-495-8412 (3120014958412) | 3110-01-586-5540 (3110015865540) | 3110-01-300-2426 (3110013002426) | 3110-00-156-6819 (3110001566819) | |
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