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) | 00-991-0918 (009910918) |
| NCB Code | USA (00) |
| Manufacturer | Military Specifications, National Instruments Corporation, Hansome Energy Systems Inc, Barden Corporation, Nsk Corp, Hoover Group Inc, Timken Corporation, Skf Usa Inc, General Motors Corp, Ballsmith Assn |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MILB17931 | military specifications | bearing ball annular | RFQ |
| MILB17931NT | national instruments corporation | bearing ball annular | RFQ |
| A-286-335-FIND NO-33NT | national instruments corporation | bearing ball annular | RFQ |
| A-326-165-34 | hansome energy systems inc | bearing ball annular | RFQ |
| M17931-G055NT | national instruments corporation | bearing ball annular | RFQ |
| A-360-14 ITEM 36NT | national instruments corporation | bearing ball annular | RFQ |
| 212SNT | national instruments corporation | bearing ball annular | RFQ |
| 3212-7077NT | national instruments corporation | bearing ball annular | RFQ |
| M17931-G055 | barden corporation | bearing ball annular | RFQ |
| A-504-11 ITEM 24 | hansome energy systems inc | bearing ball annular | RFQ |
| 6212E100 | nsk corp | bearing ball annular | RFQ |
| 212S | hoover group inc | bearing ball annular | RFQ |
| 212SNT3 | national instruments corporation | bearing ball annular | RFQ |
| M17931-G055 | timken corporation | bearing ball annular | RFQ |
| A-504-11 ITEM 24NT | national instruments corporation | bearing ball annular | RFQ |
| ESB053-10NT | national instruments corporation | bearing ball annular | RFQ |
| ESB053-10 | hansome energy systems inc | bearing ball annular | RFQ |
| 6212W1B | skf usa inc | bearing ball annular | RFQ |
| A-326-165-34NT | national instruments corporation | bearing ball annular | RFQ |
| 3212-7077 | general motors corp | bearing ball annular | RFQ |
| A-360-14 ITEM 36 | ballsmith assn | bearing ball annular | RFQ |
| 6212E100NT | national instruments corporation | bearing ball annular | RFQ |
| A-286-335-FIND NO-33 | hansome energy systems inc | bearing ball annular | RFQ |
| 6212W1BNT | national instruments corporation | bearing ball annular | RFQ |
| M17931-G055 | military specifications | bearing ball annular | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABMK | OVERALL WIDTH | 0.8641 INCHES MINIMUM AND 0.8661 INCHES MAXIMUM |
| ABXV | BORE DIAMETER | 2.3620 INCHES MINIMUM AND 2.3622 INCHES MAXIMUM |
| ADGA | OVERALL OUTSIDE DIAMETER | 4.3305 INCHES MINIMUM AND 4.3307 INCHES MAXIMUM |
| AGYE | SURFACE FINISH | GROUND |
| AGYF | RETAINER FABRICATION METHOD | PRESSED |
| AGZC | LOAD DIRECTION | RADIAL |
| AGZD | BORE SHAPE | STRAIGHT |
| AGZH | INTERNAL FIT-UP DESIGNATION | TIGHT |
| AKVV | INTERNAL CLEARANCE | 0.0007 INCHES MINIMUM RADIAL AND 0.0011 INCHES MAXIMUM RADIAL |
| CRTL | CRITICALITY CODE JUSTIFICATION | ZZZW |
| 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 | 111 TYPE AND 1 CLASS |
| ZZZW | DEPARTURE FROM CITED DOCUMENT | ANNUAL BALL BEARING FOR QUIET OPERATION APPLICATION TO SUBMARINE USAGE |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | ANNUAL BALL BEARING FOR QUIET OPERATION APPLICATION TO SUBMARINE USAGE |
| Relevant Components for NSN - 3110-00-991-0918, 3110009910918 | ||||
| 3120-01-481-3108 (3120014813108) | 3120-01-425-5850 (3120014255850) | 3120-01-419-9976 (3120014199976) | 3110-00-839-9726 (3110008399726) | |
| 3120-01-384-0336 (3120013840336) | 3120-00-967-8122 (3120009678122) | 3110-01-527-5868 (3110015275868) | 3110-01-273-1688 (3110012731688) | |
| 3110-00-085-2998 (3110000852998) | 3110-00-089-1688 (3110000891688) | 3120-00-203-8749 (3120002038749) | 3110-01-171-2404 (3110011712404) | |
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