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 |
|---|---|
| 55509 | COOPER CAMERON CORP AJAX-SUPERIOR DI |
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 |
|---|---|---|
| ALZY | DISTANCE FROM HOLE CENTER TO STEM END | ANY ACCEPTABLE |
| ALZY | DISTANCE FROM HOLE CENTER TO STEM END | ANY ACCEPTABLE |
| ALZD | STEM LENGTH | 11.7800 INCHES NOMINAL |
| AJFY | SEAT ANGLE IN DEG | 45.0 |
| AAZP | CHAMFER LENGTH | 0.0313 INCHES NOMINAL |
| ALZB | NECK RADIUS | 0.1880 INCHES NOMINAL |
| ANNQ | MATERIAL AND LOCATION | STEEL OVERALL |
| ALZE | STEM DIAMETER | 0.6250 INCHES NOMINAL |
| ALYZ | CARBON RELIEF GROOVE | NOT INCLUDED |
| FEAT | SPECIAL FEATURES | STEM MAY HAVE HOLE OR MAY NOT |
| AASK | HEAD STYLE | FLAT |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ABKV | OUTSIDE DIAMETER | 1.6925 INCHES NOMINAL |
| AGRA | MINOR DIAMETER LENGTH | 1.1900 INCHES NOMINAL |
| ADNA | MINOR OUTSIDE DIAMETER | 0.4960 INCHES NOMINAL |
| THDS | THREAD SIZE AND SERIES/TYPE DESIGNATOR | 0.625-18 UNF |
| AAJD | THREAD CLASS | 2A |
| ALYX | STEM STYLE | THREADED AND DRILLED |
| AAUB | HOLE DIAMETER | ANY ACCEPTABLE |
| AJYR | SCREW THREAD LENGTH | 1.6250 INCHES NOMINAL |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | NOT RATED |
| AATE | CHAMFER ANGLE IN DEG | 35.0 |
| AASU | HEAD HEIGHT | 0.1875 INCHES NOMINAL |