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 |
|---|---|
| 31007 | NAVISTAR INTL CORP |
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 |
|---|---|---|
| AASU | HEAD HEIGHT | 0.2400 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM |
| ALZG | DISTANCE FROM GROOVE TO STEM END | 0.3100 INCHES MINIMUM AND 0.3150 INCHES MAXIMUM |
| ALYZ | CARBON RELIEF GROOVE | INCLUDED |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 27.0 MEGAWATTS 2 DRILLED HOLES, CONFIGURATION H HEAD |
| AJFY | SEAT ANGLE IN DEG | 45.0 |
| ALYX | STEM STYLE | GROOVED |
| ALZE | STEM DIAMETER | 0.4940 INCHES MINIMUM AND 0.4950 INCHES MAXIMUM |
| ALZB | NECK RADIUS | 0.8125 INCHES NOMINAL |
| ANNQ | MATERIAL AND LOCATION | STEEL, FED STD 66, AISI/SAE 3140 TIP |
| AASK | HEAD STYLE | MUSHROOM |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 50.0 MEGAWATTS 2 DRILLED HOLES, CONFIGURATION H TIP |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 27.0 MEGAWATTS 2 DRILLED HOLES, CONFIGURATION H STEM |
| ZZZV | FSC APPLICATION DATA | DIESEL ENGINE |
| AAVZ | GROOVE DIAMETER | 0.4220 INCHES MINIMUM AND 0.4280 INCHES MAXIMUM |
| ANNQ | MATERIAL AND LOCATION | STEEL, MS-201, TRW MECHANICAL PRODUCTS DIV HEAD |
| ABGF | GROOVE WIDTH | 0.1320 INCHES MINIMUM AND 0.1420 INCHES MAXIMUM |
| ANNQ | MATERIAL AND LOCATION | STEEL, MS-201, TRW MECHANICAL PRODUCTS DIV STEM |
| ALZD | STEM LENGTH | 8.5370 INCHES MINIMUM AND 8.5520 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 2.0900 INCHES MINIMUM AND 2.1000 INCHES MAXIMUM |
| AAZP | CHAMFER LENGTH | 0.0200 INCHES NOMINAL |
| AATE | CHAMFER ANGLE IN DEG | 45.0 |