Part Details | ENGINE POPPET VALVE
2805-00-774-4797 A mushroom or tulip-shaped item having a circular head with a conical face and an extended stem used to regulate the flow of incoming fuel-air mixture or air into the combustion chamber or exhaust gases from the combustion chamber of a reciprocating internal combustion engine.
Alternate Parts: 18713, 301874, 7744797, 2805-00-774-4797, 00-774-4797, 2805007744797, 007744797
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 28 | JAN 01, 1962 | 00-774-4797 | 15884 ( VALVE, POPPET, ENGINE ) |
REFERENCE DRAWINGS & PICTURES
CONCAVE
Cross Reference | NSN 2805-00-774-4797
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 18713 | 81118 | EATON CORPORATIONDBA FLUID POWER PLANT |
| 301874 | 02978 | L3 TECHNOLOGIES, INC.DBA COMBAT PROPULSION SYSTEMS |
| 7744797 | 19207 | U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM |
Technical Data | NSN 2805-00-774-4797
| Characteristic | Specifications |
|---|---|
| METALLIC HARDNESS RATING AND LOCATION | ADT56.0 ROCKWELL C NOMINAL |
| HEAD STYLE | CONCAVE |
| HEAD HEIGHT | 0.2660 INCHES MINIMUM AND 0.2760 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 2.2760 INCHES MINIMUM AND 2.2860 INCHES MAXIMUM |
| NECK RADIUS | 0.7500 INCHES NOMINAL |
| SEAT ANGLE IN DEG | 45.0 |
| GROOVE DIAMETER | 0.4220 INCHES MINIMUM AND 0.4280 INCHES MAXIMUM |
| CHAMFER LENGTH | 0.0200 INCHES NOMINAL |
| GROOVE WIDTH | 0.1560 INCHES MINIMUM AND 0.1660 INCHES MAXIMUM |
| STEM LENGTH | 5.5390 INCHES MINIMUM AND 5.5564 INCHES MAXIMUM |
| STEM DIAMETER | 0.5575 INCHES MINIMUM AND 0.5580 INCHES MAXIMUM |
| DISTANCE FROM MINOR DIAMETER TO STEM END | 0.2500 INCHES NOMINAL |
| CHAMFER ANGLE IN DEG | 45.0 |
| CARBON RELIEF GROOVE | NOT INCLUDED |