| 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) | 01-153-1427 (011531427) |
| NCB Code | USA (01) |
| Manufacturer | General Motors Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | HEAD STYLE | FLAT |
| AASU | HEAD HEIGHT | 4.3500 MILLIMETERS MINIMUM AND 4.6500 MILLIMETERS MAXIMUM |
| AATE | CHAMFER ANGLE IN DEG | 15.0 |
| AAZP | CHAMFER LENGTH | 0.2500 MILLIMETERS NOMINAL |
| ABKV | OUTSIDE DIAMETER | 43.5700 MILLIMETERS NOMINAL |
| AJFY | SEAT ANGLE IN DEG | 45.0 |
| ALYX | STEM STYLE | DOUBLE GROOVED |
| ALYZ | CARBON RELIEF GROOVE | NOT INCLUDED |
| ALZB | NECK RADIUS | 11.5000 MILLIMETERS NOMINAL |
| ALZD | STEM LENGTH | 127.210 MILLIMETERS NOMINAL |
| ALZE | STEM DIAMETER | 9.8300 MILLIMETERS MINIMUM AND 9.9600 MILLIMETERS MAXIMUM |
| ALZH | DISTANCE FROM FIRST GROOVE TO STEM END | 6.2500 MILLIMETERS NOMINAL |
| ALZL | FIRST GROOVE DIAMETER | 7.5400 MILLIMETERS MINIMUM AND 7.7000 MILLIMETERS MAXIMUM |
| ALZN | SECOND GROOVE DIAMETER | 7.5400 MILLIMETERS MINIMUM AND 7.7000 MILLIMETERS MAXIMUM |
| ALZQ | FIRST GROOVE WIDTH | 2.2410 MILLIMETERS MINIMUM AND 2.6700 MILLIMETERS MAXIMUM |
| ALZR | SECOND GROOVE WIDTH | 2.6700 MILLIMETERS MINIMUM AND 2.9200 MILLIMETERS MAXIMUM |
| ANNQ | MATERIAL AND LOCATION | COBALT ALLOY HEAD |
| ANNQ | MATERIAL AND LOCATION | COBALT ALLOY SEAT FACE |
| ANNQ | MATERIAL AND LOCATION | STEEL STEM |
| ANNQ | MATERIAL AND LOCATION | STEEL,FED STD 66,AISI/SAE 3140 TIP |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 30.0 ROCKWELL C NOMINAL HEAD |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 30.0 ROCKWELL C NOMINAL SEAT FACE |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 30.0 ROCKWELL C NOMINAL STEM |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 49.0 ROCKWELL C NOMINAL TIP |
| Relevant Components for NSN - 2815-01-153-1427, 2815011531427 | ||||
| 2805-00-371-7568 (2805003717568) | 2835-00-626-9669 (2835006269669) | 2840-00-939-3493 (2840009393493) | 2840-01-321-1442 (2840013211442) | |
| 2825-00-309-1763 (2825003091763) | 2835-00-682-5353 (2835006825353) | 2815-00-139-3970 (2815001393970) | 2840-00-866-1571 (2840008661571) | |
| 2840-01-674-1631 (2840016741631) | 2840-01-310-6208 (2840013106208) | 2815-01-690-0888 (2815016900888) | 2835-01-177-9984 (2835011779984) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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