NSN 4820-00-216-9021

Part Details | VALVE SEAT

4820-00-216-9021 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: C3742J, C3742, 4820-00-216-9021, 00-216-9021, 4820002169021, 002169021

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-216-902122113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

THREADED FLANGED

Cross Reference | NSN 4820-00-216-9021
Part Number Cage Code Manufacturer
C3742J86184GRISWOLD INDUSTRIES, CO.DBA CLA-VAL CO
C374286184GRISWOLD INDUSTRIES, CO.DBA CLA-VAL CO
Technical Data | NSN 4820-00-216-9021
Characteristic Specifications
STYLE DESIGNATOR THREADED FLANGED
FLANGE DIAMETER6.160 INCHES NOMINAL
BODY INSIDE DIAMETER0.750 INCHES MINIMUM AND 0.751 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.438 INCHES NOMINAL
UNDER FLANGE HEIGHT1.812 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG5.000 NOMINAL