| Item Name | Housing Bearing Unit |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3130 Bearings Mounted |
| National Item Identification Number (NIIN) | 01-257-1231 (012571231) |
| NCB Code | USA (01) |
| Manufacturer | Raytheon Company |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABTB | MOUNTING HOLE DIAMETER | 0.313 INCHES MINIMUM AND 0.319 INCHES MAXIMUM |
| ABXV | BORE DIAMETER | 7.0000 INCHES MINIMUM AND 7.0001 INCHES MAXIMUM |
| CWJW | MOUNTING HOLE TYPE | ROUND,UNTHREADED |
| FEAT | SPECIAL FEATURES | PRECIPITATION HARDEN HEAT TREAT PER MIL-H-6875,CLASS D,TO H 935,170KSI,APPLY BEFORE MACHINING;USED ON LANTIRN NAVIGATION POD |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35,TYPE II FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Relevant Components for NSN - 3130-01-257-1231, 3130012571231 | ||||
| 3110-01-152-8152 (3110011528152) | 3120-01-185-8740 (3120011858740) | 3120-00-661-4351 (3120006614351) | 3120-00-518-6871 (3120005186871) | |
| 3110-00-168-1471 (3110001681471) | 3110-01-354-4581 (3110013544581) | 3120-01-680-4661 (3120016804661) | 3120-01-518-6652 (3120015186652) | |
| 3120-00-382-2710 (3120003822710) | 3120-00-529-8687 (3120005298687) | 3110-01-143-1798 (3110011431798) | 3110-01-500-2447 (3110015002447) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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