| 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 | Elwell Parker Electric Co, Timken Corporation, Federal Specifications |
| 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 | ||||
| 3120-01-494-3241 (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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