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 |
|---|---|
| 11083 | CATERPILLAR INC. DBA CATERPILLAR DIV |
Federal Supply Class
Title
DIESEL ENGINES AND COMPONENTS
Inclusions:
INCLUDES AUTOMOTIVE, INDUSTRIAL, MARINE, LOCOMOTIVE, AND ALL OTHER TYPES OF DIESEL AND SEMI-DIESEL ENGINES.
Exclusions:
EXCLUDES ENGINES ACCESSORIES (FSC 2990).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ALZD | STEM LENGTH | 6.3880 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 1.7656 INCHES NOMINAL |
| ALZR | SECOND GROOVE WIDTH | 0.0620 INCHES NOMINAL |
| ALZE | STEM DIAMETER | 0.3720 INCHES NOMINAL |
| ALYZ | CARBON RELIEF GROOVE | NOT INCLUDED |
| ANNQ | MATERIAL AND LOCATION | STEEL STEM |
| ALZL | FIRST GROOVE DIAMETER | 0.3100 INCHES NOMINAL |
| AASK | HEAD STYLE | FLAT |
| ANNQ | MATERIAL AND LOCATION | STEEL, CORROSION RESISTING HEAD |
| ALZJ | DISTANCE FROM SECOND GROOVE TO STEM END | 0.4080 INCHES NOMINAL |
| ALZQ | FIRST GROOVE WIDTH | 0.0620 INCHES NOMINAL |
| AJFY | SEAT ANGLE IN DEG | 29.0 |
| AATE | CHAMFER ANGLE IN DEG | 30.0 |
| ALZN | SECOND GROOVE DIAMETER | 0.3100 INCHES NOMINAL |
| ALZH | DISTANCE FROM FIRST GROOVE TO STEM END | 0.2500 INCHES NOMINAL |
| ALZB | NECK RADIUS | 0.6100 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.1950 INCHES NOMINAL |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | NOT RATED |
| ALYX | STEM STYLE | DOUBLE GROOVED |
| AAZP | CHAMFER LENGTH | 0.0200 INCHES NOMINAL |