AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Bearing Roller Tapered |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3110 Bearings Antifriction Unmounted |
| National Item Identification Number (NIIN) | 00-017-5129 (000175129) |
| NCB Code | USA (00) |
| Manufacturer | Timken Corporation, Federal Specifications, Orton Mccullough Crane Co |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 495-90147 | timken corporation | bearing roller tapered | RFQ |
| FFB187 | federal specifications | bearing roller tapered | RFQ |
| 495-493DCANDX1S495 | timken corporation | bearing roller tapered | RFQ |
| A38045 | timken corporation | bearing roller tapered | RFQ |
| D50238-13 | orton mccullough crane co | bearing roller tapered | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABMK | OVERALL WIDTH | 2.7500 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 3.2500 INCHES NOMINAL |
| ADGA | OVERALL OUTSIDE DIAMETER | 5.3750 INCHES NOMINAL |
| AGWU | BACKFACE CORNER RADIUS | 0.0310 INCHES NOMINAL |
| AGWV | STANDOUT WIDTH | 0.3125 INCHES NOMINAL |
| AGWW | CONE CORNER RADIUS | 0.1400 INCHES NOMINAL |
| AGWY | CUP WIDTH | 2.1250 INCHES NOMINAL |
| CTFZ | STANDARD TOLERANCE DESIGNATION | AFBMA CLASS 2 |
| FEAT | SPECIAL FEATURES | OIL HOLE AND GROOVE IN CUP,OIL HOLE COUNTERBORED.0.6870 IN.DIA BY 0.2180 IN.DEEP ON OD OF CUP,FURNISHED WITH X1S495 SPACER,0.0120 IN. END PLAY |
| MATT | MATERIAL | STEEL OVERALL |
| STYL | STYLE DESIGNATOR | STRAIGHT BORE,DOUBLE CUP,SINGLE CONES |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 761 TYPE |
| ZZZX | DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY BORE DIAMETER,AS MODIFIED BY LUBRICATION MATERIAL |
| Relevant Components for NSN - 3110-00-017-5129, 3110000175129 | ||||
| 3120-01-080-5051 (3120010805051) | 3110-01-328-3515 (3110013283515) | 3120-01-421-3973 (3120014213973) | 3120-01-316-8980 (3120013168980) | |
| 3120-01-373-1478 (3120013731478) | 3110-01-032-6068 (3110010326068) | 3110-00-554-3314 (3110005543314) | 3110-00-100-4152 (3110001004152) | |
| 3120-01-580-7446 (3120015807446) | 3110-00-188-2760 (3110001882760) | 3110-01-101-8385 (3110011018385) | 3120-00-354-1224 (3120003541224) | |
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