NSN 4820-00-818-0988

Part Details | VALVE SEAT

4820-00-818-0988 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: A21423, 4820-00-818-0988, 00-818-0988, 4820008180988, 008180988

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196000-818-098822113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

THREADED FLANGED

Cross Reference | NSN 4820-00-818-0988
Part Number Cage Code Manufacturer
A2142389326BARKSDALE INC
Technical Data | NSN 4820-00-818-0988
Characteristic Specifications
STYLE DESIGNATOR0 THREADED FLANGED
FLANGE DIAMETER0.812 INCHES NOMINAL
OVERALL HEIGHT0.406 INCHES NOMINAL
BODY OUTSIDE DIAMETER0.683 INCHES NOMINAL
BODY INSIDE DIAMETER0.238 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.053 INCHES NOMINAL
UNDER FLANGE HEIGHT0.053 INCHES NOMINAL
SEATING SURFACE SHAPE FLAT