AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Lock Valve Spring Retainer |
| Federal Supply Group (FSG) | Engines Turbines and Components |
| Federal Supply Class (FSC) | 2815 Diesel Engines and Components |
| National Item Identification Number (NIIN) | 00-652-9928 (006529928) |
| NCB Code | USA (00) |
| Manufacturer | Napco International Llc, Coltec Industries Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| ABKW | OVERALL HEIGHT | 0.505 INCHES NOMINAL |
| AFEW | THREAD PROVISION | UNTHREADED |
| AGRU | LARGEST INSIDE DIAMETER | 0.499 INCHES NOMINAL |
| AGWM | LARGEST OUTSIDE DIAMETER | 0.670 INCHES NOMINAL |
| BKKZ | MINIMUM INSIDE DIAMETER | 0.436 INCHES |
| BQTQ | TOP COUNTERBORE DEPTH | 0.190 INCHES NOMINAL |
| BQTR | BOTTOM COUNTERBORE DEPTH | 0.185 INCHES NOMINAL |
| BRQJ | OUTSIDE INCLUDED ANGLE IN DEG | 14.1 |
| MATT | MATERIAL | STEEL |
| STYL | STYLE DESIGNATOR | STRAIGHT BORE-TOP AND BOTTOM COUNTERBORE |
| Relevant Components for NSN - 2815-00-652-9928, 2815006529928 | ||||
| 2805-00-164-1620 (2805001641620) | 2815-01-207-9726 (2815012079726) | 2825-00-377-3256 (2825003773256) | 2805-01-195-3494 (2805011953494) | |
| 2840-00-966-8075 (2840009668075) | 2840-01-467-5221 (2840014675221) | 2815-99-534-5610 (2815995345610) | 2840-01-657-1001 (2840016571001) | |
| 2840-00-869-7004 (2840008697004) | 2840-01-414-6654 (2840014146654) | 2840-00-704-1319 (2840007041319) | 2840-00-869-9397 (2840008699397) | |
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