NSN 4820-00-908-9473

Part Details | VALVE SEAT

4820-00-908-9473 A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.

Alternate Parts: 2184002, 218-40-02, 0021840001001, 2983010PC83IN, 298-30-10PC8-3IN, 0021840001001, 4820-00-908-9473, 00-908-9473, 4820009089473, 009089473

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JUL 06, 196600-908-947322113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-00-908-9473
Part Number Cage Code Manufacturer
218-40-0216626CIRCOR INTL INC
002184000100116626CIRCOR INTL INC
298-30-10PC8-3IN96169ELECTRIC BOAT CORPORATION
002184000100135795LESLIE CONTROLS, INC.
Technical Data | NSN 4820-00-908-9473
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER5.302 INCHES MINIMUM AND 5.307 INCHES MAXIMUM
BODY OUTSIDE DIAMETER5.052 INCHES MINIMUM AND 5.057 INCHES MAXIMUM
BODY INSIDE DIAMETER3.000 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.165 INCHES NOMINAL
UNDER FLANGE HEIGHT0.465 INCHES MINIMUM AND 0.468 INCHES MAXIMUM
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG25.000 MINIMUM AND 35.000 MAXIMUM