NSN 4820-01-431-6666

Part Details | VALVE SEAT

4820-01-431-6666 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: 8036983468PC029, 803-6983468-PC029, 6983468PIECE 29, 6983468-PIECE 29, 6983468, 4820-01-431-6666, 01-431-6666, 4820014316666, 014316666

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAY 16, 199601-431-666622113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

THREADED FLANGED

Cross Reference | NSN 4820-01-431-6666
Part Number Cage Code Manufacturer
803-6983468-PC02953711NAVAL SEA SYSTEMS COMMAND
6983468-PIECE 2953711NAVAL SEA SYSTEMS COMMAND
698346853711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 4820-01-431-6666
Characteristic Specifications
STYLE DESIGNATOR THREADED FLANGED
FLANGE DIAMETER1.060 INCHES NOMINAL
BODY INSIDE DIAMETER0.625 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.186 INCHES NOMINAL
UNDER FLANGE HEIGHT0.410 INCHES NOMINAL
SEATING SURFACE SHAPE FLAT
END ITEM IDENTIFICATIONW/S CODE, FIRE FIGHTING EQUIPMENT