AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Bearing Ball Duplex |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3110 Bearings Antifriction Unmounted |
| National Item Identification Number (NIIN) | 00-281-8015 (002818015) |
| NCB Code | USA (00) |
| Manufacturer | Mpb Corporation, Raytheon Company, New Hampshire Ball Bearings Inc, Mcdonnell Douglas Helicopter Co Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 3TARZ37-46-119 | mpb corporation | bearing ball duplex | RFQ |
| 901790-1C | raytheon company | bearing ball duplex | RFQ |
| 901790-1C | mpb corporation | bearing ball duplex | RFQ |
| 901790-1C | new hampshire ball bearings inc | bearing ball duplex | RFQ |
| 44037 | new hampshire ball bearings inc | bearing ball duplex | RFQ |
| 901790-1C | mcdonnell douglas helicopter co inc | bearing ball duplex | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABMK | OVERALL WIDTH | 0.5220 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 2.3125 INCHES NOMINAL |
| ADGA | OVERALL OUTSIDE DIAMETER | 2.8750 INCHES NOMINAL |
| ADZG | LUBRICATION MATERIAL | GREASE |
| AGYE | SURFACE FINISH | GROUND |
| AGYF | RETAINER FABRICATION METHOD | MACHINED |
| AGYJ | SEAL QUANTITY | 1 |
| AGYW | BEARING SEAL TYPE | CONTACT |
| AGZC | LOAD DIRECTION | ANGULAR |
| CTFZ | STANDARD TOLERANCE DESIGNATION | ABEC NO.5 |
| CTHQ | BEARING PRELOAD RATING | 55.0 POUNDS NOMINAL |
| FEAT | SPECIAL FEATURES | WIDTH OF UNSEALED BEARING IS 0.2460 IN.,CONTACT ANGLE OF 15 DEG MIN TO 20 DEG MAX,SEALED SIDE OF BEARING FACES OUTSIDE |
| MATT | MATERIAL | PLASTIC PHENOLIC RETAINER |
| MATT | MATERIAL | RUBBER FLUOROSILICONE CLASS FQ SEAL |
| MATT | MATERIAL | STEEL COMP 440C BALL |
| MATT | MATERIAL | STEEL COMP 440C INNER RING |
| MATT | MATERIAL | STEEL COMP 440C OUTER RING |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-25988,TY 2,CL 2 MIL SPEC SINGLE MATERIAL RESPONSE SEAL |
| Relevant Components for NSN - 3110-00-281-8015, 3110002818015 | ||||
| 3120-00-045-7287 (3120000457287) | 3110-01-288-6347 (3110012886347) | 3120-00-448-7283 (3120004487283) | 3110-01-285-9244 (3110012859244) | |
| 3120-01-140-7330 (3120011407330) | 3120-01-156-5687 (3120011565687) | 3120-01-494-4653 (3120014944653) | 3120-01-665-2148 (3120016652148) | |
| 3110-01-487-0544 (3110014870544) | 3110-01-498-3678 (3110014983678) | 3120-01-086-4307 (3120010864307) | 3120-01-191-0584 (3120011910584) | |
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