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 |
|---|---|
| 91340 | MET-PRO CORPORATION |
Federal Supply Class
Title
GASOLINE RECIPROCATING ENGINES,
Inclusions:
INCLUDES GAS RECIPROCATING ENGINES; ALL GASOLINE RECIPROCATING ENGINES EXCEPT AIRCRAFT PRIME MOVING.
Exclusions:
EXCLUDES ENGINE ACCESSORIES (FSC 2990).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 41.0 MEGAWATTS 2 DRILLED HOLES, CONFIGURATION H TIP |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 40.0 MEGAWATTS 2 DRILLED HOLES, CONFIGURATION H STEM |
| AAZP | CHAMFER LENGTH | 0.0312 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.1094 INCHES NOMINAL |
| ALZD | STEM LENGTH | 3.8750 INCHES NOMINAL |
| AJFY | SEAT ANGLE IN DEG | 45.0 |
| ANNQ | MATERIAL AND LOCATION | STEEL, FED STD 66, AISI/SAE 3140 STEM |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 45.0 MEGAWATTS 3 DRILLED HOLES, CONFIGURATION H STEM |
| ALYZ | CARBON RELIEF GROOVE | NOT INCLUDED |
| AASK | HEAD STYLE | FLAT |
| ANNQ | MATERIAL AND LOCATION | STEEL, FED STD 66, SAE EV4 HEAD |
| ALZE | STEM DIAMETER | 0.2460 INCHES MINIMUM AND 0.2465 INCHES MAXIMUM |
| ZZZV | FSC APPLICATION DATA | GASOLINE ENGINE |
| ANNQ | MATERIAL AND LOCATION | COBALT ALLOY SEAT FACE |
| ABKV | OUTSIDE DIAMETER | 0.8070 INCHES MINIMUM AND 0.8170 INCHES MAXIMUM |
| ALZY | DISTANCE FROM HOLE CENTER TO STEM END | 0.1875 INCHES NOMINAL |
| ALZB | NECK RADIUS | 0.2500 INCHES NOMINAL |
| AAUB | HOLE DIAMETER | 0.0940 INCHES MINIMUM AND 0.0980 INCHES MAXIMUM |
| ALYX | STEM STYLE | DRILLED |
| AATE | CHAMFER ANGLE IN DEG | 45.0 |