Part Number
Part Number:
NSN:
NIIN:
Item Name:
ROTOR , ENGINE POPPET VALVE
Definition:
A SPRING LOADED METALLIC DEVICE WHICH IS SPECIFICALLY DESIGNED TO ROTATE THE POPPET VALVES OF AN INTERNAL COMBUSTION ENGINE TO PREVENT UNEVEN WEAR AND/OR DISTORTION OF THE VALVE SEATING SURFACE. SEE ALSO SEAT, HELICAL COMPRESSION SPRING.
CAGE Information
| Code | Company |
|---|---|
| 02978 | L-3 COMMUNICATIONS CORPORATION DBA C |
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 |
|---|---|---|
| ABPR | FIRST STEP DIAMETER | 1.432 INCHES NOMINAL |
| ABPR | FIRST STEP DIAMETER | 1.432 INCHES NOMINAL |
| ABKW | OVERALL HEIGHT | 0.670 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 0.882 INCHES NOMINAL |
| STYL | STYLE DESIGNATOR | POSITIVE TYPE-STRAIGHT BORE |
| ABPS | FIRST STEP LENGTH | 0.060 INCHES NOMINAL |
| ABPU | SECOND STEP LENGTH | 0.343 INCHES NOMINAL |
| BQWB | DISTANCE FROM END TO NEAREST STEP | 0.086 INCHES NOMINAL |
| ABPT | SECOND STEP DIAMETER | 1.900 INCHES NOMINAL |
| BQTZ | SPRING AND BALL RETAINER INSIDE DIAMETER | 0.895 INCHES NOMINAL |