NSN 4820-00-449-6975

Part Details | VALVE SEAT

4820-00-449-6975 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: 828382, 4820-00-449-6975, 00-449-6975, 4820004496975, 004496975

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48FEB 16, 197200-449-697522113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-00-449-6975
Part Number Cage Code Manufacturer
82838262983EATON AEROSPACE LLC
Technical Data | NSN 4820-00-449-6975
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER1.062 INCHES NOMINAL
BODY OUTSIDE DIAMETER0.344 INCHES NOMINAL
BODY INSIDE DIAMETER0.250 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.156 INCHES NOMINAL
UNDER FLANGE HEIGHT0.562 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG30.000 NOMINAL