NSN 4820-01-079-0431

Part Details | VALVE SEAT

4820-01-079-0431 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: 509E196BCP3, B708F18E, 4820-01-079-0431, 01-079-0431, 4820010790431, 010790431

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JUN 25, 197901-079-043122113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-01-079-0431
Part Number Cage Code Manufacturer
509E196BCP303502GENERAL ELECTRIC CONAVAL AND DRIVE TURBINE SYSTEMS DEPT
B708F18E03502GENERAL ELECTRIC CONAVAL AND DRIVE TURBINE SYSTEMS DEPT
Technical Data | NSN 4820-01-079-0431
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER2.751 INCHES NOMINAL
BODY OUTSIDE DIAMETER2.094 INCHES NOMINAL
BODY INSIDE DIAMETER1.500 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT1.000 INCHES NOMINAL
UNDER FLANGE HEIGHT0.970 INCHES NOMINAL
SEATING SURFACE SHAPE RADIAL
SEAT RADIUS0.350 INCHES NOMINAL
SEAL ACCOMMODATION TYPE GROOVED