| Item Name | Housing Bearing Unit |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3130 Bearings Mounted |
| National Item Identification Number (NIIN) | 01-243-7702 (012437702) |
| NCB Code | USA (01) |
| Manufacturer | Navy United States Department Of The |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABXV | BORE DIAMETER | 2.5000 INCHES NOMINAL |
| ADFX | CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH | 3.250 INCHES NOMINAL |
| ADFY | CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH | 1.250 INCHES NOMINAL |
| AFWC | HOUSING HEIGHT | 2.000 INCHES NOMINAL |
| AFWD | HOUSING LENGTH | 2.000 INCHES NOMINAL |
| AFWE | HOUSING WIDTH | 4.000 INCHES NOMINAL |
| ANJS | SHAFT END TYPE | OPEN |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CQJX | NOMINAL THREAD SIZE | 0.312 INCHES |
| CWJW | MOUNTING HOLE TYPE | ROUND,THREADED |
| FEAT | SPECIAL FEATURES | BOTTOM HALF OF BLOCK; TWO THREADED HOLES IN BORE; THREADED HOLES IN FACE; GROOVE ON HOUSING SIDE |
| MATT | MATERIAL | STEEL COMP 1020 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 3130-01-243-7702, 3130012437702 | ||||
| 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) | |
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