Part Number
Part Number:
NSN:
NIIN:
Item Name:
INSERT , ENGINE VALVE SEAT
Definition:
A METAL RING DESIGNED TO PROVIDE A SEATING SURFACE FOR A VALVE, POPPET, ENGINE IT IS MADE OF SPECIAL HIGH-GRADE ALLOY METAL THAT CAN WITHSTAND HIGH OPERATING TEMPERATURES. FOR FULID VALVES, SEE SEAT, VALVE.
CAGE Information
| Code | Company |
|---|---|
| 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMS |
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 |
|---|---|---|
| ABKW | OVERALL HEIGHT | 0.435 INCHES MINIMUM AND 0.437 INCHES MAXIMUM |
| ABKW | OVERALL HEIGHT | 0.435 INCHES MINIMUM AND 0.437 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 8640 BODY OR STEEL COMP 8740 BODY OR STEEL COMP 4140 BODY |
| CQKM | SEATING SURFACE SHAPE | ANGULAR |
| STYL | STYLE DESIGNATOR | PLAIN |
| ADAS | BODY INSIDE DIAMETER | 1.745 INCHES MINIMUM AND 1.755 INCHES MAXIMUM |
| ADAR | BODY OUTSIDE DIAMETER | 2.200 INCHES MINIMUM AND 2.201 INCHES MAXIMUM |
| AJSG | SEAT ANGLE IN DEG | 44.750 MINIMUM AND 45.250 MAXIMUM |
| MATT | MATERIAL | COBALT FACE |
| CQFM | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM BODY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES BODY OR QQ-S-624 FED SPEC ALL MATERIAL RESPONSES BODY |
| CQFM | HARDNESS RATING | 40.0 ROCKWELL C MINIMUM FACE |