AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Guidevalvestem |
| Federal Supply Group (FSG) | Engines Turbines and Components |
| Federal Supply Class (FSC) | 2805 Gasoline Reciprocating Engines Except Aircraft and Components |
| National Item Identification Number (NIIN) | 00-423-1837 (004231837) |
| NCB Code | USA (00) |
| Manufacturer | Dresser Industries Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 2.562 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 0.687 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 0.3280 INCHES NOMINAL |
| AGQK | MAJOR DIAMETER LENGTH | 0.125 INCHES NOMINAL |
| BQDC | BORE COUNTERSINK | NOT INCLUDED |
| BQSF | BORE COUNTERBORE | NOT INCLUDED |
| BQSH | AA END DIAMETER | 0.625 INCHES NOMINAL |
| BQSJ | BB END SHANK DIAMETER | 0.562 INCHES NOMINAL |
| BQSK | BB END CHAMFER LENGTH | 0.046 INCHES NOMINAL |
| BQSL | BB END CHAMFER ANGLE IN DEG | 45.0 |
| BQSM | AA END CHAMFER LENGTH | 0.125 INCHES NOMINAL |
| BQSN | AA END CHAMFER ANGLE IN DEG | 45.0 |
| BQST | SHOULDER SECOND FILLET RADIUS | 0.031 INCHES NOMINAL |
| BRQM | LENGTH FROM AA END TO LARGEST DIAMETER FACE | 0.625 INCHES NOMINAL |
| MATT | MATERIAL | STEEL |
| STYL | STYLE DESIGNATOR | PLAIN-SHOULDERED |
| Relevant Components for NSN - 2805-00-423-1837, 2805004231837 | ||||
| 2825-00-790-8901 (2825007908901) | 2825-01-010-8535 (2825010108535) | 2825-00-371-7811 (2825003717811) | 2805-01-264-5598 (2805012645598) | |
| 2840-01-375-6452 (2840013756452) | 2805-01-130-2594 (2805011302594) | 2835-01-234-6845 (2835012346845) | 2805-01-714-1073 (2805017141073) | |
| 2840-00-837-2120 (2840008372120) | 2840-01-708-1715 (2840017081715) | 2840-01-200-9553 (2840012009553) | 2805-00-710-5355 (2805007105355) | |
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