AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Washer Flat |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-179-9798 (011799798) |
| NCB Code | USA (01) |
| Manufacturer | Coltec Industries Inc, Zf Industrieantriebe Witten Gmbh, Fairbanks Morse Llc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 00852681 PIECE 27 | coltec industries inc | washer flat | RFQ |
| 907167-1 | zf industrieantriebe witten gmbh | washer flat | RFQ |
| 10T91900.0036 | coltec industries inc | washer flat | RFQ |
| 10T91900.0036 | fairbanks morse llc | washer flat | RFQ |
| 907167-1 | coltec industries inc | washer flat | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| AAUB | HOLE DIAMETER | 4.000 INCHES MINIMUM AND 4.002 INCHES MAXIMUM |
| ABMW | PERIPHERAL SHAPE STYLE | ROUND |
| ABMX | CENTER HOLE SHAPE STYLE | ROUND |
| ABNM | THICKNESS | 0.995 INCHES MINIMUM AND 1.000 INCHES MAXIMUM |
| ADAV | OVERALL DIAMETER | 6.750 INCHES NOMINAL |
| CQFM | HARDNESS RATING | 183.0 BRINELL MINIMUM AND 217.0 BRINELL MAXIMUM |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES BOTTOM |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES TOP |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES INNER |
| HEAT | HEAT TREATMENT | HARDENED AND TEMPERED |
| MATT | MATERIAL | STEEL COMP 1018 OVERALL |
| Relevant Components for NSN - 5310-01-179-9798, 5310011799798 | ||||
| 5305-00-825-1285 (5305008251285) | 5315-01-177-1845 (5315011771845) | 5340-01-536-0624 (5340015360624) | 5330-01-398-3824 (5330013983824) | |
| 5365-00-602-2520 (5365006022520) | 5340-01-658-6711 (5340016586711) | 5306-00-488-7520 (5306004887520) | 5310-00-443-4905 (5310004434905) | |
| 5305-00-579-4230 (5305005794230) | 5306-01-488-3599 (5306014883599) | 5340-01-429-0378 (5340014290378) | 5305-01-208-9074 (5305012089074) | |
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