AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Bearing Roller Cylindrical |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3110 Bearings Antifriction Unmounted |
| National Item Identification Number (NIIN) | 00-178-0183 (001780183) |
| NCB Code | USA (00) |
| Manufacturer | Skf Usa Inc, Rolls Royce Corporation, Mpb Corporation, Allison Transmission Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABMK | OVERALL WIDTH | 22.0000 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 55.0 MILLIMETERS NOMINAL |
| ADGA | OVERALL OUTSIDE DIAMETER | 105.0000 INCHES NOMINAL |
| AGYE | SURFACE FINISH | GROUND |
| AGYF | RETAINER FABRICATION METHOD | MACHINED |
| AGZD | BORE SHAPE | STRAIGHT |
| AGZF | LOCATING FEATURE | ONE DIRECTION |
| AKVV | INTERNAL CLEARANCE | 0.0022 INCHES MINIMUM RADIAL AND 0.0032 INCHES MAXIMUM RADIAL |
| CTFZ | STANDARD TOLERANCE DESIGNATION | RBEC NO.5 |
| MATT | MATERIAL | STEEL COMP 4340 RETAINER |
| MATT | MATERIAL | STEEL COMP M50 INNER RING |
| MATT | MATERIAL | STEEL COMP M50 OUTER RING |
| MATT | MATERIAL | STEEL COMP M50 ROLLER |
| STYL | STYLE DESIGNATOR | SINGLE ROW,ONE-DIRECTION LOCATING,ONE LIP INNER RING,TWO LIP OUTER RING,SEPARABLE |
| Relevant Components for NSN - 3110-00-178-0183, 3110001780183 | ||||
| 3120-01-114-4519 (3120011144519) | 3120-01-221-5836 (3120012215836) | 3120-99-782-0886 (3120997820886) | 3110-01-104-8172 (3110011048172) | |
| 3110-01-499-4933 (3110014994933) | 3110-00-100-4158 (3110001004158) | 3120-01-497-5823 (3120014975823) | 3110-00-156-8100 (3110001568100) | |
| 3120-01-495-8412 (3120014958412) | 3110-01-586-5540 (3110015865540) | 3110-01-300-2426 (3110013002426) | 3110-00-156-6819 (3110001566819) | |
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