| 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) | 00-271-9549 (002719549) |
| NCB Code | USA (00) |
| Manufacturer | Eaton Corporation, Hercules Engine Co Inc, Brinkley Technology Group Llc, Diamond Reo Trucks Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | HEAD STYLE | FLAT |
| AASU | HEAD HEIGHT | 0.2500 INCHES MINIMUM AND 0.2800 INCHES MAXIMUM |
| AATE | CHAMFER ANGLE IN DEG | 45.0 |
| AAZP | CHAMFER LENGTH | 0.0312 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 1.9980 INCHES MINIMUM AND 2.0020 INCHES MAXIMUM |
| AJFY | SEAT ANGLE IN DEG | 45.0 |
| ALYZ | CARBON RELIEF GROOVE | NOT INCLUDED |
| ALZB | NECK RADIUS | 0.4375 INCHES NOMINAL |
| ALZD | STEM LENGTH | 6.4580 INCHES MINIMUM AND 6.4680 INCHES MAXIMUM |
| ALZE | STEM DIAMETER | 0.4970 INCHES MINIMUM AND 0.4990 INCHES MAXIMUM |
| ALZH | DISTANCE FROM FIRST GROOVE TO STEM END | 0.3610 INCHES MINIMUM AND 0.3710 INCHES MAXIMUM |
| ALZJ | DISTANCE FROM SECOND GROOVE TO STEM END | 0.5216 INCHES MINIMUM AND 0.5316 INCHES MAXIMUM |
| ALZK | DISTANCE FROM THIRD GROOVE TO STEM END | 0.6822 INCHES MINIMUM AND 0.6922 INCHES MAXIMUM |
| ALZL | FIRST GROOVE DIAMETER | 0.3900 INCHES MINIMUM AND 0.3950 INCHES MAXIMUM |
| ALZN | SECOND GROOVE DIAMETER | 0.3900 INCHES MINIMUM AND 0.3950 INCHES MAXIMUM |
| ALZP | THIRD GROOVE DIAMETER | 0.3900 INCHES MINIMUM AND 0.3950 INCHES MAXIMUM |
| ALZQ | FIRST GROOVE WIDTH | 0.0970 INCHES MINIMUM AND 0.1010 INCHES MAXIMUM |
| ALZR | SECOND GROOVE WIDTH | 0.0970 INCHES MINIMUM AND 0.1010 NOMINAL CENTIMETERS |
| ALZS | THIRD GROOVE WIDTH | 0.0970 INCHES MINIMUM AND 0.1010 INCHES MAXIMUM |
| ANNQ | MATERIAL AND LOCATION | STEEL,FED STD 66,SAE HNV3 OVERALL |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 37.0 ROCKWELL C MINIMUM HEAD ERR-100 |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 37.0 ROCKWELL C MINIMUM SEAT FACE ERR-100 |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 37.0 ROCKWELL C MINIMUM STEM ERR-100 |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 44.0 ROCKWELL C MAXIMUM HEAD |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 44.0 ROCKWELL C MAXIMUM SEAT FACE |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 44.0 ROCKWELL C MAXIMUM STEM ERR-100 |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 47.0 ROCKWELL C NOMINAL TIP |
| ZZZV | FSC APPLICATION DATA | DIESEL ENGINE |
| Components Related to NSN - 2815-00-271-9549, 2815002719549 | ||||
| 2840-01-542-0446 (2840015420446) | 2840-01-604-7685 (2840016047685) | 2815-01-708-4548 (2815017084548) | 2810-00-315-7915 (2810003157915) | |
| 2805-01-608-1885 (2805016081885) | 2835-01-077-5469 (2835010775469) | 2840-01-390-6917 (2840013906917) | 2825-00-406-7522 (2825004067522) | |
| 2805-00-325-9076 (2805003259076) | 2815-01-566-0288 (2815015660288) | 2840-01-669-6408 (2840016696408) | 2805-01-071-9665 (2805010719665) | |
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