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 |
|---|---|
| 76255 | MCQUAY-NORRIS INC OEM DIV AN SKF IND |
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 |
|---|---|---|
| AAZP | CHAMFER LENGTH | 0.0312 INCHES NOMINAL |
| ALZE | STEM DIAMETER | 0.3720 INCHES MINIMUM AND 0.3730 INCHES MAXIMUM |
| ALYX | STEM STYLE | GROOVED |
| ALYZ | CARBON RELIEF GROOVE | NOT INCLUDED |
| ALZG | DISTANCE FROM GROOVE TO STEM END | 0.2150 INCHES MINIMUM AND 0.2200 INCHES MAXIMUM |
| ANNQ | MATERIAL AND LOCATION | STEEL STEM |
| AASK | HEAD STYLE | FLAT |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 60.0 SHORE SCLEROSCOPE NOMINAL TIP |
| ABGF | GROOVE WIDTH | 0.0950 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.1600 INCHES MINIMUM AND 0.1750 INCHES MAXIMUM |
| ZZZV | FSC APPLICATION DATA | DIESEL ENGINE |
| ANNQ | MATERIAL AND LOCATION | STEEL, FED STD 66, SAE EV4 HEAD |
| AAVZ | GROOVE DIAMETER | 0.3290 INCHES MINIMUM AND 0.3550 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 1.6830 INCHES MINIMUM AND 1.6930 INCHES MAXIMUM |
| ALZB | NECK RADIUS | 0.5630 INCHES NOMINAL |
| AJFY | SEAT ANGLE IN DEG | 30.0 |
| ALZD | STEM LENGTH | 5.0960 INCHES MINIMUM AND 5.1020 INCHES MAXIMUM |
| AATE | CHAMFER ANGLE IN DEG | 45.0 |