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National Stock Number:
2805-01-487-0136
Federal Supply Class:
2805
National Item Identification Number:
014870136
Description:
VALVE,POPPET,ENGINE
Detail:
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.
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Manufacturer Information:
| 9786E100-1 | 97403 | CECOM LR CENTER |
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Techincal Specification:
| MATERIAL AND LOCATION | STEEL, FED STD 66, SAE EV3 INTERNAL FILLING OR | | STEEL, FED STD 66, SAE EV7 INTERNAL FILLING OR | | STEEL, FED STD 66, SAE HNV4 STEM OR | | STEEL, FED STD 66, SAE VF2 SEAT FACE | | METALLIC HARDNESS RATING AND LOCATION | 37.0 ROCKWELL C MINIMUM OVERALL AND | | 42.0 ROCKWELL C MAXIMUM OVERALL | | HEAD STYLE | FLAT | | HEAD HEIGHT | 0.1080 INCHES NOMINAL | | OUTSIDE DIAMETER | 0.8440 INCHES NOMINAL | | NECK RADIUS | 0.1880 INCHES NOMINAL | | SEAT ANGLE IN DEG | 15.0 | | CHAMFER LENGTH | 0.01500 INCHES MAXIMUM | | STEM LENGTH | 2.7910 INCHES NOMINAL | | CHAMFER ANGLE IN DEG | 45.0 |
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