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 |
---|---|
20912 | ERTEL ENGINEERING CO |
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 |
---|---|---|
ALZR | SECOND GROOVE WIDTH | 0.1050 NOMINAL MILS AND 0.1150 NOMINAL CENTIMETERS |
ALZQ | FIRST GROOVE WIDTH | 0.0950 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM |
ALZE | STEM DIAMETER | 0.3400 INCHES NOMINAL |
ASXJ | METALLIC HARDNESS RATING AND LOCATION | 35.0 MEGAWATTS 2 DRILLED HOLES, CONFIGURATION H STEM |
ALZJ | DISTANCE FROM SECOND GROOVE TO STEM END | 0.7660 INCHES MINIMUM AND 0.8460 INCHES MAXIMUM |
AATE | CHAMFER ANGLE IN DEG | 15.7 |
AJFY | SEAT ANGLE IN DEG | 45.0 |
AASU | HEAD HEIGHT | 0.8390 INCHES MINIMUM AND 0.8490 INCHES MAXIMUM |
ALYZ | CARBON RELIEF GROOVE | NOT INCLUDED |
AASK | HEAD STYLE | FLAT |
ASXJ | METALLIC HARDNESS RATING AND LOCATION | 50.0 MEGAWATTS 2 DRILLED HOLES, CONFIGURATION H TIP |
ALZH | DISTANCE FROM FIRST GROOVE TO STEM END | 0.4210 INCHES MINIMUM AND 0.4810 INCHES MAXIMUM |
ALZN | SECOND GROOVE DIAMETER | 0.2970 INCHES MINIMUM AND 0.3030 INCHES MAXIMUM |
ZZZV | FSC APPLICATION DATA | GASOLINE ENGINE |
ALZL | FIRST GROOVE DIAMETER | 0.2970 INCHES MINIMUM AND 0.3030 INCHES MAXIMUM |
ABKV | OUTSIDE DIAMETER | 0.8390 INCHES MINIMUM AND 0.8490 INCHES MAXIMUM |
ALZD | STEM LENGTH | 4.7810 INCHES MINIMUM AND 4.7910 INCHES MAXIMUM |
ANNQ | MATERIAL AND LOCATION | STEEL, FED STD 66, SAE EV8 OVERALL |
ALYX | STEM STYLE | DOUBLE GROOVED |
ALZB | NECK RADIUS | 0.3440 INCHES NOMINAL |
AAZP | CHAMFER LENGTH | 0.0100 INCHES NOMINAL |
ASXJ | METALLIC HARDNESS RATING AND LOCATION | 35.0 MEGAWATTS 2 DRILLED HOLES, CONFIGURATION H HEAD |