Part Number
Part Number:
NSN:
NIIN:
Item Name:
TAPPET , ENGINE POPPET VALVE
Definition:
A CYLINDRICALLY SHAPED METAL ITEM DESIGNED TO TRANSMIT INTERMITTENT MOTION FROM THE CAM LOBE ON A SHAFT OR CAM RING, TO THE ENGINE POPPET VALVE. IT MAY BE MECHANICALLY OR HYDRAULICALLY OPERATING, AND MAY INCLUDE ADJUSTING DEVICES.
CAGE Information
| Code | Company |
|---|---|
| 71772 | STANADYNE/CHICAGO DIV |
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 |
|---|---|---|
| AAXC | CONCENTRIC HOLE DIAMETER | 0.688 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| AAXC | CONCENTRIC HOLE DIAMETER | 0.688 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| APHE | OPERATION METHOD | MECHANICAL |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 52.0 ROCKWELL C MINIMUM FACE |
| BRNX | DISTANCE FROM BODY HOLE CENTER TO CAM END | 0.625 INCHES NOMINAL |
| APCS | ADJUSTABILITY | NONADJUSTABLE |
| AAWX | CONCENTRIC HOLE DEPTH | 1.709 INCHES MINIMUM AND 1.791 INCHES MAXIMUM |
| AAWY | COUNTERBORE DIAMETER | 0.843 INCHES NOMINAL |
| BRNW | BODY HOLE DIAMETER | 0.250 INCHES NOMINAL |
| AAWZ | COUNTERBORE DEPTH | 1.496 INCHES MINIMUM AND 1.526 INCHES MAXIMUM |
| ABHP | OVERALL LENGTH | 2.490 INCHES MINIMUM AND 2.510 INCHES MAXIMUM |
| STYL | STYLE DESIGNATOR | COUNTERBORED PUSH ROD END |
| AJFL | SPHERICAL RADIUS | ANY ACCEPTABLE |
| ALJP | SIZE DESIGNATION | STANDARD |
| BRNP | CROWN HEIGHT | ANY ACCEPTABLE |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| ANNQ | MATERIAL AND LOCATION | IRON, CAST OVERALL |
| BRNM | CAM END DIAMETER | 0.996 INCHES MINIMUM AND 0.997 INCHES MAXIMUM |