Part Details | ENGINE POPPET VALVE ROTOR
2805-00-342-7480 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.
Alternate Parts: 1551002, RC78, 10861875, 2805-00-342-7480, 00-342-7480, 2805003427480, 003427480
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 28 | JAN 01, 1963 | 00-342-7480 | 22200 ( ROTOR, ENGINE POPPET VALVE ) |
REFERENCE DRAWINGS & PICTURES
POSITIVE TYPE-TAPERED BORE
Cross Reference | NSN 2805-00-342-7480
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 1551002 | 12204 | DAIMLER CHRYSLER |
| RC78 | 31033 | TRW INC TRW INTL TRADE GOVERNMENTSALES DEPT |
| 10861875 | 19207 | U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM |
Technical Data | NSN 2805-00-342-7480
| Characteristic | Specifications |
|---|---|
| ROTATION DIRECTION | CLOCKWISE |
| STARTING LOAD RANGE | +84.0 TO +164.0 POUNDS |
| STYLE DESIGNATOR | POSITIVE TYPE-TAPERED BORE |
| OVERALL HEIGHT | 0.523 INCHES MINIMUM AND 0.533 INCHES MAXIMUM |
| FIRST STEP DIAMETER | 0.685 INCHES MINIMUM AND 0.690 INCHES MAXIMUM |
| FIRST STEP LENGTH | 0.078 INCHES NOMINAL |
| SECOND STEP DIAMETER | 0.958 INCHES MINIMUM AND 0.990 INCHES MAXIMUM |
| SECOND STEP LENGTH | 0.125 INCHES NOMINAL |
| THIRD STEP DIAMETER | 1.203 INCHES NOMINAL |
| THIRD STEP LENGTH | 0.198 INCHES MINIMUM AND 0.218 INCHES MAXIMUM |
| BORE DIAMETER | 0.532 INCHES NOMINAL |
| TAPERED BORE INCLUDED ANGLE IN DEG | 14 DEG,15 MIN PORM 30 DEG |
| DISTANCE FROM END TO NEAREST STEP | 0.112 INCHES MINIMUM AND 0.132 INCHES MAXIMUM |
| FSC APPLICATION DATA | GASOLINE ENGINE,NONAIRCRAFT |