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 |
|---|---|
| 16460 | MARINE ENGINE SPECIALTIES DIV OF MES |
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 |
|---|---|---|
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 40.0 MEGAWATTS 2 DRILLED HOLES, CONFIGURATION H STEM |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 40.0 MEGAWATTS 2 DRILLED HOLES, CONFIGURATION H STEM |
| AAZP | CHAMFER LENGTH | 0.0312 INCHES NOMINAL |
| ANNQ | MATERIAL AND LOCATION | STEEL, FED STD 66, SAE HNV4 STEM |
| ALZH | DISTANCE FROM FIRST GROOVE TO STEM END | 0.3125 INCHES NOMINAL |
| ANNQ | MATERIAL AND LOCATION | STEEL, FED STD 66, SAE HNV4 TIP |
| ABKV | OUTSIDE DIAMETER | 1.8730 INCHES MINIMUM AND 1.8770 INCHES MAXIMUM |
| ALZJ | DISTANCE FROM SECOND GROOVE TO STEM END | 0.4687 INCHES NOMINAL |
| AJFY | SEAT ANGLE IN DEG | 45.0 |
| ALYZ | CARBON RELIEF GROOVE | NOT INCLUDED |
| AASK | HEAD STYLE | FLAT |
| ALZR | SECOND GROOVE WIDTH | 0.0625 NOMINAL INCHES |
| ZZZV | FSC APPLICATION DATA | DIESEL ENGINE |
| AASU | HEAD HEIGHT | 0.1870 INCHES MINIMUM AND 0.1970 INCHES MAXIMUM |
| ANNQ | MATERIAL AND LOCATION | STEEL, FED STD 66, SAE EV4 HEAD |
| ALZE | STEM DIAMETER | 0.3725 INCHES MINIMUM AND 0.3735 INCHES MAXIMUM |
| ALZB | NECK RADIUS | 0.5625 INCHES NOMINAL |
| ALZQ | FIRST GROOVE WIDTH | 0.0625 INCHES NOMINAL |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 60.0 HORSEPOWER METRIC 2 DRILLED HOLES, CONFIGURATION H TIP |
| ALZD | STEM LENGTH | 4.1777 INCHES MINIMUM AND 4.1877 INCHES MAXIMUM |
| ALYX | STEM STYLE | DOUBLE GROOVED |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 45.04 MEGAWATTS 3 DRILLED HOLES, CONFIGURATION H STEM |
| ALZN | SECOND GROOVE DIAMETER | 0.3010 INCHES MINIMUM AND 0.3070 INCHES MAXIMUM |
| ALZL | FIRST GROOVE DIAMETER | 0.3010 INCHES MINIMUM AND 0.3070 INCHES MAXIMUM |
| AATE | CHAMFER ANGLE IN DEG | 45.0 |