NSN 4820-00-756-9618

Part Details | VALVE SEAT

4820-00-756-9618 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: 7312E97PC83, 442B204PC2, 870B3232, 870B323-2, 870B3232, 870B323-2, 4820-00-756-9618, 00-756-9618, 4820007569618, 007569618

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-756-961822113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-00-756-9618
Part Number Cage Code Manufacturer
7312E97PC8324446GENERAL ELECTRIC COMPANY
442B204PC224446GENERAL ELECTRIC COMPANY
870B323-201289GENERAL ELECTRIC COMPANYDBA GE DIV GE-AVIATION GEAR PLANT
870B323-271669GENERAL ELECTRIC COSWITCHGEAR AND CONTROL DIVISION
Technical Data | NSN 4820-00-756-9618
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER4.187 INCHES MINIMUM AND 4.188 INCHES MAXIMUM
BODY OUTSIDE DIAMETER3.120 INCHES NOMINAL
BODY INSIDE DIAMETER1.938 INCHES MINIMUM AND 1.948 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT1.250 INCHES MINIMUM AND 1.252 INCHES MAXIMUM
UNDER FLANGE HEIGHT1.868 INCHES MINIMUM AND 1.870 INCHES MAXIMUM
SEATING SURFACE SHAPE RADIAL
SEAT RADIUS0.667 INCHES MINIMUM AND 0.677 INCHES MAXIMUM