AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Valve Poppet Engine |
| 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) | 00-288-3853 (002883853) |
| NCB Code | USA (00) |
| Manufacturer | Briggs And Stratton Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | HEAD STYLE | FLAT |
| AASU | HEAD HEIGHT | 0.1150 INCHES MINIMUM AND 0.1350 INCHES MAXIMUM |
| AATE | CHAMFER ANGLE IN DEG | 30.0 |
| AAUB | HOLE DIAMETER | 0.1050 INCHES MINIMUM AND 0.1100 INCHES MAXIMUM |
| AAZP | CHAMFER LENGTH | 0.0460 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 0.8330 INCHES MINIMUM AND 0.8530 INCHES MAXIMUM |
| AJFY | SEAT ANGLE IN DEG | 45.0 |
| ALYX | STEM STYLE | DRILLED |
| ALYZ | CARBON RELIEF GROOVE | INCLUDED |
| ALZB | NECK RADIUS | 0.1875 INCHES NOMINAL |
| ALZD | STEM LENGTH | 2.6870 INCHES MINIMUM AND 2.7070 INCHES MAXIMUM |
| ALZE | STEM DIAMETER | 0.2375 INCHES MINIMUM AND 0.2575 INCHES MAXIMUM |
| ALZY | DISTANCE FROM HOLE CENTER TO STEM END | 0.1460 INCHES MINIMUM AND 0.1660 INCHES MAXIMUM |
| ANNQ | MATERIAL AND LOCATION | STEEL,FED STD 66,AISI/SAE 3140 STEM AND STEEL,FED STD 66,SAE EV3 HEAD |
| ZZZV | FSC APPLICATION DATA | GASOLINE ENGINE |
| Relevant Components for NSN - 2805-00-288-3853, 2805002883853 | ||||
| 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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