| Item Name | Valve Poppet Engine |
| Federal Supply Group (FSG) | Engines Turbines and Components |
| Federal Supply Class (FSC) | 2810 Gasoline Reciprocating Engines Aircraft Prime Mover and Components |
| National Item Identification Number (NIIN) | 00-118-6478 (001186478) |
| NCB Code | USA (00) |
| Manufacturer | Pratt And Whitney Canada Inc, United Technologies Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | HEAD STYLE | CONCAVE |
| AASU | HEAD HEIGHT | 0.2187 INCHES NOMINAL |
| AATE | CHAMFER ANGLE IN DEG | 45.0 |
| AAZP | CHAMFER LENGTH | 0.0100 INCHES MINIMUM AND 0.0300 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 2.5930 INCHES NOMINAL |
| AJFY | SEAT ANGLE IN DEG | 45.0 |
| ALYX | STEM STYLE | DOUBLE GROOVED |
| ALYZ | CARBON RELIEF GROOVE | NOT INCLUDED |
| ALZB | NECK RADIUS | 0.7500 INCHES NOMINAL |
| ALZD | STEM LENGTH | 5.6718 INCHES NOMINAL |
| ALZE | STEM DIAMETER | 0.4345 INCHES NOMINAL |
| ALZH | DISTANCE FROM FIRST GROOVE TO STEM END | 0.1875 INCHES NOMINAL |
| ALZJ | DISTANCE FROM SECOND GROOVE TO STEM END | 0.6250 INCHES NOMINAL |
| ALZL | FIRST GROOVE DIAMETER | 0.3390 INCHES NOMINAL |
| ALZN | SECOND GROOVE DIAMETER | 0.3850 INCHES NOMINAL |
| ALZQ | FIRST GROOVE WIDTH | 0.1575 INCHES MINIMUM AND 0.1775 INCHES MAXIMUM |
| ALZR | SECOND GROOVE WIDTH | 0.0500 NOMINAL INCHES |
| ANNQ | MATERIAL AND LOCATION | STEEL OVERALL |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 50.0 SHORE SCLEROSCOPE MINIMUM OVERALL ERR-100 |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 60.0 SHORE SCLEROSCOPE MAXIMUM OVERALL |
| Relevant Components for NSN - 2810-00-118-6478, 2810001186478 | ||||
| 2840-00-566-2701 (2840005662701) | 2840-01-245-7965 (2840012457965) | 2815-01-457-3240 (2815014573240) | 2825-00-372-7668 (2825003727668) | |
| 2840-01-220-4608 (2840012204608) | 2825-00-827-1412 (2825008271412) | 2840-01-263-0640 (2840012630640) | 2835-01-203-8560 (2835012038560) | |
| 2840-01-617-3505 (2840016173505) | 2840-00-625-2126 (2840006252126) | 2835-01-019-8114 (2835010198114) | 2835-01-618-2420 (2835016182420) | |
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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