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) | 00-544-0596 (005440596) |
| NCB Code | USA (00) |
| Manufacturer | Essex Industries Inc, Crane Pumps And Systems Inc, Met Pro Corporation, Kohler Co |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | HEAD STYLE | FLAT |
| AASU | HEAD HEIGHT | 0.1094 INCHES NOMINAL |
| AATE | CHAMFER ANGLE IN DEG | 45.0 |
| AAUB | HOLE DIAMETER | 0.0940 INCHES MINIMUM AND 0.0980 INCHES MAXIMUM |
| AAZP | CHAMFER LENGTH | 0.0312 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 0.8070 INCHES MINIMUM AND 0.8170 INCHES MAXIMUM |
| AJFY | SEAT ANGLE IN DEG | 45.0 |
| ALYX | STEM STYLE | DRILLED |
| ALYZ | CARBON RELIEF GROOVE | NOT INCLUDED |
| ALZB | NECK RADIUS | 0.2500 INCHES NOMINAL |
| ALZD | STEM LENGTH | 3.8750 INCHES NOMINAL |
| ALZE | STEM DIAMETER | 0.2460 INCHES MINIMUM AND 0.2465 INCHES MAXIMUM |
| ALZY | DISTANCE FROM HOLE CENTER TO STEM END | 0.1875 INCHES NOMINAL |
| ANNQ | MATERIAL AND LOCATION | COBALT ALLOY SEAT FACE |
| ANNQ | MATERIAL AND LOCATION | STEEL,FED STD 66,AISI/SAE 3140 STEM |
| ANNQ | MATERIAL AND LOCATION | STEEL,FED STD 66,SAE EV4 HEAD |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 40.0 ROCKWELL C MINIMUM STEM |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 41.0 ROCKWELL C MINIMUM TIP |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 45.0 ROCKWELL C MAXIMUM STEM |
| ZZZV | FSC APPLICATION DATA | GASOLINE ENGINE |
| Relevant Components for NSN - 2805-00-544-0596, 2805005440596 | ||||
| 2805-01-240-6126 (2805012406126) | 2805-00-262-7518 (2805002627518) | 2815-01-248-8775 (2815012488775) | 2840-01-596-5492 (2840015965492) | |
| 2805-01-066-5405 (2805010665405) | 2840-01-617-3491 (2840016173491) | 2815-01-127-3597 (2815011273597) | 2805-01-066-4028 (2805010664028) | |
| 2825-00-025-9691 (2825000259691) | 2825-00-992-0632 (2825009920632) | 2815-00-361-9922 (2815003619922) | 2840-01-653-5046 (2840016535046) | |
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