| Item Name | Valve Poppet Engine |
| Federal Supply Group (FSG) | Engines Turbines and Components |
| Federal Supply Class (FSC) | 2815 Diesel Engines and Components |
| National Item Identification Number (NIIN) | 00-361-4718 (003614718) |
| NCB Code | USA (00) |
| Manufacturer | Allis Chalmers Corp, Sterling Detroit Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | HEAD STYLE | MUSHROOM |
| AASU | HEAD HEIGHT | 0.1810 INCHES MINIMUM AND 0.2010 INCHES MAXIMUM |
| AATE | CHAMFER ANGLE IN DEG | 45.0 |
| AAZP | CHAMFER LENGTH | 0.0160 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 1.5060 INCHES MINIMUM AND 1.5160 INCHES MAXIMUM |
| AJFY | SEAT ANGLE IN DEG | 45.0 |
| ALYX | STEM STYLE | DOUBLE GROOVED |
| ALYZ | CARBON RELIEF GROOVE | NOT INCLUDED |
| ALZB | NECK RADIUS | 0.4380 INCHES NOMINAL |
| ALZD | STEM LENGTH | 5.6600 INCHES MINIMUM AND 5.6800 INCHES MAXIMUM |
| ALZE | STEM DIAMETER | 0.3090 INCHES MINIMUM AND 0.3100 INCHES MAXIMUM |
| ALZH | DISTANCE FROM FIRST GROOVE TO STEM END | 0.2970 INCHES MINIMUM AND 0.3170 INCHES MAXIMUM |
| ALZJ | DISTANCE FROM SECOND GROOVE TO STEM END | 0.9340 INCHES NOMINAL |
| ALZL | FIRST GROOVE DIAMETER | 0.2670 INCHES MINIMUM AND 0.2730 INCHES MAXIMUM |
| ALZN | SECOND GROOVE DIAMETER | 0.2640 INCHES MINIMUM AND 0.2700 INCHES MAXIMUM |
| ALZQ | FIRST GROOVE WIDTH | 0.0950 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM |
| ALZR | SECOND GROOVE WIDTH | 0.0950 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM |
| ANNQ | MATERIAL AND LOCATION | STEEL OVERALL |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 30.0 ROCKWELL C MINIMUM STEM |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 40.0 ROCKWELL C MAXIMUM STEM ERR-100 |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 48.5 ROCKWELL C MINIMUM TIP ERR-100 |
| ZZZV | FSC APPLICATION DATA | DIESEL ENGINE |
| Components Related to NSN - 2815-00-361-4718, 2815003614718 | ||||
| 2805-01-395-5986 (2805013955986) | 2815-00-417-1274 (2815004171274) | 2840-01-305-4639 (2840013054639) | 2805-01-234-3047 (2805012343047) | |
| 2815-01-050-8000 (2815010508000) | 2815-00-364-2336 (2815003642336) | 2805-01-018-2592 (2805010182592) | 2825-01-095-4437 (2825010954437) | |
| 2840-00-956-5492 (2840009565492) | 2815-01-244-8281 (2815012448281) | 2840-01-299-8012 (2840012998012) | 2805-01-046-2680 (2805010462680) | |
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