Part Number
Part Number:
NSN:
NIIN:
Item Name:
VALVE , POPPET , ENGINE
Definition:
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.
CAGE Information
| Code | Company |
|---|---|
| 77576 | STERLING DIV FEDERAL MOGUL CORP |
Federal Supply Class
Title
GASOLINE RECIPROCATING ENGINES,
Inclusions:
INCLUDES GAS RECIPROCATING ENGINES; ALL GASOLINE RECIPROCATING ENGINES EXCEPT AIRCRAFT PRIME MOVING.
Exclusions:
EXCLUDES ENGINE ACCESSORIES (FSC 2990).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AAZP | CHAMFER LENGTH | 0.0312 INCHES NOMINAL |
| AAZP | CHAMFER LENGTH | 0.0312 INCHES NOMINAL |
| ALZQ | FIRST GROOVE WIDTH | 0.0950 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM |
| ALZJ | DISTANCE FROM SECOND GROOVE TO STEM END | 5.1094 INCHES NOMINAL |
| AJFY | SEAT ANGLE IN DEG | 45.0 |
| ANNQ | MATERIAL AND LOCATION | STEEL, FED STD 66, AISI/SAE 3140 STEM |
| ANNQ | MATERIAL AND LOCATION | STEEL, FED STD 66, SAE VF3 SEAT FACE |
| ALYZ | CARBON RELIEF GROOVE | NOT INCLUDED |
| ALZR | SECOND GROOVE WIDTH | 0.1250 NOMINAL INCHES |
| AASK | HEAD STYLE | FLAT |
| ANNQ | MATERIAL AND LOCATION | STEEL, FED STD 66, SAE EV3 HEAD |
| ALZB | NECK RADIUS | 0.3100 INCHES NOMINAL |
| ALZD | STEM LENGTH | 5.7419 INCHES MINIMUM AND 5.7569 INCHES MAXIMUM |
| ALZH | DISTANCE FROM FIRST GROOVE TO STEM END | 0.1875 INCHES NOMINAL |
| ALZE | STEM DIAMETER | 0.3710 INCHES MINIMUM AND 0.3720 INCHES MAXIMUM |
| ALZN | SECOND GROOVE DIAMETER | 0.3310 INCHES MINIMUM AND 0.3380 INCHES MAXIMUM |
| ZZZV | FSC APPLICATION DATA | GASOLINE ENGINE |
| AASU | HEAD HEIGHT | 0.1560 INCHES MINIMUM AND 0.1710 INCHES MAXIMUM |
| ALZL | FIRST GROOVE DIAMETER | 0.2980 INCHES MINIMUM AND 0.3040 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 1.4630 INCHES MINIMUM AND 1.4730 INCHES MAXIMUM |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 52.0 ROCKWELL C CLEANING WIRE TORR |
| ALYX | STEM STYLE | DOUBLE GROOVED |
| AATE | CHAMFER ANGLE IN DEG | 45.0 |