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 |
---|---|
00198 | PRATT AND WHITNEY CANADA INC WHITNEY |
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
ABKV | OUTSIDE DIAMETER | 2.5680 INCHES MINIMUM AND 2.5980 INCHES MAXIMUM |
AJFY | SEAT ANGLE IN DEG | 45.0 |
ALYX | STEM STYLE | GROOVED |
ALZB | NECK RADIUS | 0.8750 INCHES NOMINAL |
ALYZ | CARBON RELIEF GROOVE | NOT INCLUDED |
ASXJ | METALLIC HARDNESS RATING AND LOCATION | 350.0 POUNDS PER HOUR 1 TAPPED HOLE, CONFIGURATION A STEM |
AASK | HEAD STYLE | MUSHROOM |
AASU | HEAD HEIGHT | 0.4860 INCHES MINIMUM AND 0.5160 INCHES MAXIMUM |
ALZE | STEM DIAMETER | 0.6665 INCHES MINIMUM AND 0.6675 INCHES MAXIMUM |
ZZZV | FSC APPLICATION DATA | ACFT ENG R2800 |
ABGF | GROOVE WIDTH | 0.1865 INCHES MINIMUM AND 0.1885 INCHES MAXIMUM |
AAVZ | GROOVE DIAMETER | 0.5660 INCHES MINIMUM AND 0.5700 INCHES MAXIMUM |
ANNQ | MATERIAL AND LOCATION | SODIUM INTERNAL FILLING |
ANNQ | MATERIAL AND LOCATION | COBALT ALLOY STEM |
ANNQ | MATERIAL AND LOCATION | COBALT ALLOY TIP |
ANNQ | MATERIAL AND LOCATION | STEEL HEAD |
ASXJ | METALLIC HARDNESS RATING AND LOCATION | 69.0 MEGAWATTS T-351 SOLUTION HEAT TREATED, COLD WORKED, STRESS RELIEVED BY STRETCHING TIP |
ALZD | STEM LENGTH | 5.6070 INCHES MINIMUM AND 5.6370 INCHES MAXIMUM |
ALZG | DISTANCE FROM GROOVE TO STEM END | 0.2230 INCHES MINIMUM AND 0.2330 INCHES MAXIMUM |