NSN 4820-01-021-9301

Part Details | VALVE SEAT

4820-01-021-9301 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: F62413, 4820-01-021-9301, 01-021-9301, 4820010219301, 010219301

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAY 21, 197601-021-930122113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

THREADED FLANGED

Cross Reference | NSN 4820-01-021-9301
Part Number Cage Code Manufacturer
F6241348422WILLIAM POWELL COMPANY THEDBA POWELL VALVE DIV THE STARFLO
Technical Data | NSN 4820-01-021-9301
Characteristic Specifications
STYLE DESIGNATOR THREADED FLANGED
FLANGE DIAMETER0.750 INCHES NOMINAL
BODY INSIDE DIAMETER0.150 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.200 INCHES NOMINAL
UNDER FLANGE HEIGHT0.225 INCHES NOMINAL
SEATING SURFACE SHAPE FLAT
TAPER MAJOR DIAMETER0.750 INCHES NOMINAL
TAPER LENGTH0.422 INCHES NOMINAL
SPECIAL FEATURESSLOT TYPE WRENCHING FACILITY