| Item Name | Housing Bearing Unit |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3130 Bearings Mounted |
| National Item Identification Number (NIIN) | 00-149-8156 (001498156) |
| NCB Code | USA (00) |
| Manufacturer | Caterpillar Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKG | BOLT CIRCLE DIAMETER | 6.7500 INCHES NOMINAL |
| ABKU | FLANGE THICKNESS | 0.2812 INCHES NOMINAL |
| ABTB | MOUNTING HOLE DIAMETER | 0.4062 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 3.5000 INCHES NOMINAL |
| AFWB | HOUSING DIAMETER | 7.6250 INCHES NOMINAL |
| AFWD | HOUSING LENGTH | 1.1568 INCHES NOMINAL |
| ANJS | SHAFT END TYPE | OPEN |
| MATT | MATERIAL | IRON CAST OVERALL |
| STYL | STYLE DESIGNATOR | FLANGE BLOCK |
| Components Related to NSN - 3130-00-149-8156, 3130001498156 | ||||
| 3120-00-051-4342 (3120000514342) | 3120-00-828-3792 (3120008283792) | 3120-01-300-7019 (3120013007019) | 3110-00-555-5337 (3110005555337) | |
| 3110-00-900-7961 (3110009007961) | 3110-21-908-2837 (3110219082837) | 3130-01-119-5876 (3130011195876) | 3120-01-517-4902 (3120015174902) | |
| 3120-01-392-2220 (3120013922220) | 3130-01-256-8283 (3130012568283) | 3120-00-326-4661 (3120003264661) | 3110-01-302-9299 (3110013029299) | |
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