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) | 01-319-0021 (013190021) |
| NCB Code | USA (01) |
| Manufacturer | Hansome Energy Systems Inc, National Instruments Corporation, Timken Corporation, Barden Corporation, Military Specifications |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| M17931-G087 | hansome energy systems inc | bearing ball annular | RFQ |
| M17931-G087NT | national instruments corporation | bearing ball annular | RFQ |
| M17931-G087 | timken corporation | bearing ball annular | RFQ |
| A-509-278 ITEM NO 33NT | national instruments corporation | bearing ball annular | RFQ |
| A-509-278 ITEM NO 33 | hansome energy systems inc | bearing ball annular | RFQ |
| M17931-G087 | barden corporation | bearing ball annular | RFQ |
| M17931-G087 | military specifications | bearing ball annular | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABMK | OVERALL WIDTH | 1.9685 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 4.3304 INCHES MINIMUM AND 4.3307 INCHES MAXIMUM |
| ADGA | OVERALL OUTSIDE DIAMETER | 9.4485 INCHES MINIMUM AND 9.4488 INCHES MAXIMUM |
| AGYE | SURFACE FINISH | GROUND |
| AGZC | LOAD DIRECTION | RADIAL |
| AGZD | BORE SHAPE | STRAIGHT |
| CRTL | CRITICALITY CODE JUSTIFICATION | ZZZW |
| FEAT | SPECIAL FEATURES | LOCKNUT RETAINED |
| MATT | MATERIAL | CHROMIUM ALLOY OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A 295 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | NON-LOADING GROOVE,NON-SEPARABLE |
| ZZZW | DEPARTURE FROM CITED DOCUMENT | ANNUAL BALL BEARING FOR QUIET OPERATION APPLICATION TO SUBMARINE USAGE |
| Relevant Components for NSN - 3110-01-319-0021, 3110013190021 | ||||
| 3110-00-003-9270 (3110000039270) | 3120-00-948-5325 (3120009485325) | 3120-01-281-8447 (3120012818447) | 3120-00-432-7549 (3120004327549) | |
| 3120-12-347-5626 (3120123475626) | 3120-00-190-4518 (3120001904518) | 3110-01-606-7510 (3110016067510) | 3110-01-400-6136 (3110014006136) | |
| 3110-00-100-3617 (3110001003617) | 3120-00-174-6371 (3120001746371) | 3110-01-556-1019 (3110015561019) | 3120-01-104-8486 (3120011048486) | |
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