NSN 2805-00-737-8857
Part Details | ENGINE POPPET VALVE
2805-00-737-8857 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: 42670, 4-2670, 42670, 4-2670, 7378857, 2805-00-737-8857, 00-737-8857, 2805007378857, 007378857
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 28 | JAN 01, 1963 | 00-737-8857 | 15884 ( VALVE, POPPET, ENGINE ) |
REFERENCE DRAWINGS & PICTURES
FLAT
PLAIN
Cross Reference | NSN 2805-00-737-8857
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 4-2670 | 24617 | GENERAL MOTORS CORP |
| 4-2670 | 7X677 | GENERAL MOTORS LLCDBA GENERAL MOTORS |
| 7378857 | 19207 | U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM |
Technical Data | NSN 2805-00-737-8857
| Characteristic | Specifications |
|---|---|
| MATERIAL AND LOCATION | STEEL OVERALL |
| HEAD STYLE | FLAT |
| HEAD HEIGHT | 0.1400 INCHES MINIMUM AND 0.1600 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 1.7450 INCHES MINIMUM AND 1.7550 INCHES MAXIMUM |
| NECK RADIUS | 0.3120 INCHES NOMINAL |
| SEAT ANGLE IN DEG | 45.0 |
| STEM STYLE | PLAIN |
| CHAMFER LENGTH | 0.0312 INCHES NOMINAL |
| STEM LENGTH | 4.5515 INCHES MINIMUM AND 4.5965 INCHES MAXIMUM |
| STEM DIAMETER | 0.3415 INCHES MINIMUM AND 0.3425 INCHES MAXIMUM |
| DISTANCE FROM FIRST GROOVE TO STEM END | 0.1830 INCHES NOMINAL |
| DISTANCE FROM SECOND GROOVE TO STEM END | 0.4540 INCHES NOMINAL |
| FIRST GROOVE DIAMETER | 0.2980 INCHES MINIMUM AND 0.3040 INCHES MAXIMUM |
| SECOND GROOVE DIAMETER | 0.2740 INCHES MINIMUM AND 0.2800 INCHES MAXIMUM |
| FIRST GROOVE WIDTH | 0.0950 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM |
| SECOND GROOVE WIDTH | 0.0390 INCHES MINIMUM AND 0.0450 INCHES MAXIMUM |
| CHAMFER ANGLE IN DEG | 45.0 |
| CARBON RELIEF GROOVE | NOT INCLUDED |
| FSC APPLICATION DATA | GASOLINE ENGINE |