NSN 2815-00-838-9963

Part Details | ENGINE POPPET VALVE ROTOR

2815-00-838-9963 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: 7M8784, 3S461, 3S0461, IPD7M8784, IPD3S0461, RC116, 2815-00-838-9963, 00-838-9963, 2815008389963, 008389963

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
28DEC 14, 196600-838-996322200 ( ROTOR, ENGINE POPPET VALVE )
REFERENCE DRAWINGS & PICTURES

POSITIVE TYPE-TAPERED BORE

Cross Reference | NSN 2815-00-838-9963
Part Number Cage Code Manufacturer
7M878411083CATERPILLAR INC.DBA CATERPILLAR
3S46111083CATERPILLAR INC.DBA CATERPILLAR
3S046111083CATERPILLAR INC.DBA CATERPILLAR
IPD7M878455883INDUSTRIAL PARTS DEPOT, LLCDBA IPD
IPD3S046155883INDUSTRIAL PARTS DEPOT, LLCDBA IPD
RC11631033TRW INC TRW INTL TRADE GOVERNMENTSALES DEPT
Technical Data | NSN 2815-00-838-9963
Characteristic Specifications
ROTATION DIRECTIONK$M
MINIMUM ROTATION IN DEG360.0
STYLE DESIGNATOR POSITIVE TYPE-TAPERED BORE
OVERALL HEIGHT0.468 INCHES NOMINAL
FIRST STEP DIAMETER0.884 INCHES NOMINAL
FIRST STEP LENGTH0.098 INCHES NOMINAL
SECOND STEP DIAMETER1.464 INCHES NOMINAL
SECOND STEP LENGTH0.212 INCHES NOMINAL
BORE DIAMETER0.806 INCHES NOMINAL
TAPERED BORE INCLUDED ANGLE IN DEG12 DEG
DISTANCE FROM END TO NEAREST STEP0.042 INCHES NOMINAL