AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Housing Bearing Unit |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3130 Bearings Mounted |
| National Item Identification Number (NIIN) | 01-004-5100 (010045100) |
| NCB Code | USA (01) |
| Manufacturer | Quantum Lean Llc, Martin Marietta Technologies Inc, Lockheed Martin Corporation, Gallagher Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABTB | MOUNTING HOLE DIAMETER | 0.2010 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 0.6252 INCHES MINIMUM AND 0.6257 INCHES MAXIMUM |
| ACYB | BASE THICKNESS | 0.2500 INCHES NOMINAL |
| ADFX | CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH | 1.3800 INCHES NOMINAL |
| AFWC | HOUSING HEIGHT | 0.9550 INCHES NOMINAL |
| AFWE | HOUSING WIDTH | 2.3800 INCHES NOMINAL |
| ANJS | SHAFT END TYPE | OPEN |
| ANKP | HEIGHT FROM BOTTOM OF BASE TO BORE CENTERLINE | 0.5150 INCHES MINIMUM AND 0.5170 INCHES MAXIMUM |
| CWJW | MOUNTING HOLE TYPE | ROUND,UNTHREADED |
| MATT | MATERIAL | ALUMINUM ALLOY 356.0 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-601 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Relevant Components for NSN - 3130-01-004-5100, 3130010045100 | ||||
| 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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