NSN 4820-00-311-5020

Part Details | VALVE SEAT

4820-00-311-5020 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: 29046, 4820-00-311-5020, 00-311-5020, 4820003115020, 003115020

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48OCT 31, 197300-311-502022113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

THREADED FLANGED

Cross Reference | NSN 4820-00-311-5020
Part Number Cage Code Manufacturer
2904699643EATON CORPORATIONDBA EATON AEROSPACE
Technical Data | NSN 4820-00-311-5020
Characteristic Specifications
STYLE DESIGNATOR0 THREADED FLANGED
FLANGE DIAMETER0.625 INCHES MINIMUM AND 0.635 INCHES MAXIMUM
BODY OUTSIDE DIAMETER0.471 INCHES NOMINAL
BODY INSIDE DIAMETER0.207 INCHES MINIMUM AND 0.217 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.128 INCHES NOMINAL
UNDER FLANGE HEIGHT0.312 INCHES NOMINAL
SEATING SURFACE SHAPE FLAT