| Item Name | Housing Bearing Unit |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3130 Bearings Mounted |
| National Item Identification Number (NIIN) | 00-031-7168 (000317168) |
| NCB Code | USA (00) |
| Manufacturer | Honeywell International Inc, Allied Signal Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAVL | PILOT DIAMETER | 1.9985 INCHES MINIMUM AND 1.9995 INCHES MAXIMUM |
| ABKG | BOLT CIRCLE DIAMETER | 2.5400 INCHES MINIMUM AND 2.5600 INCHES MAXIMUM |
| ABTB | MOUNTING HOLE DIAMETER | 0.2200 INCHES MINIMUM AND 0.2250 INCHES MAXIMUM |
| ABXV | BORE DIAMETER | 1.6700 INCHES MINIMUM AND 1.6900 INCHES MAXIMUM |
| AFWB | HOUSING DIAMETER | 2.8950 INCHES MINIMUM AND 2.9050 INCHES MAXIMUM |
| AFWD | HOUSING LENGTH | 1.8200 INCHES MINIMUM AND 1.8400 INCHES MAXIMUM |
| AJWQ | PILOT LENGTH | 1.7250 INCHES MINIMUM AND 1.7400 INCHES MAXIMUM |
| ANJS | SHAFT END TYPE | CLOSED OR OPEN |
| CWJW | MOUNTING HOLE TYPE | ROUND,UNTHREADED |
| FEAT | SPECIAL FEATURES | 4 HOLES 0.158 IN. MIN,0.162 IN. MAX TAP 10-32 NF THRU;1 HOLE 0.093 IN. MIN,0.097 IN. MAX THRU ALL 5 IN ADDITION TO MOUNTING HOLES IN FLANGE |
| MATT | MATERIAL | STEEL COMP 4130 OVERALL |
| STYL | STYLE DESIGNATOR | FLANGE CARTRIDGE BLOCK |
| Components Related to NSN - 3130-00-031-7168, 3130000317168 | ||||
| 3120-01-288-5692 (3120012885692) | 3120-00-400-5487 (3120004005487) | 3120-00-071-5417 (3120000715417) | 3130-01-678-4047 (3130016784047) | |
| 3120-01-297-1300 (3120012971300) | 3120-00-630-4148 (3120006304148) | 3120-00-851-4483 (3120008514483) | 3120-00-051-7210 (3120000517210) | |
| 3120-00-902-4926 (3120009024926) | 3110-01-248-0730 (3110012480730) | 3120-00-940-9976 (3120009409976) | 3120-00-454-0386 (3120004540386) | |
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