NSN 4820-01-063-7663

Part Details | VALVE SEAT

4820-01-063-7663 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: 3941FPC7, 31838697MODIFIED, 3183869-7MODIFIED, 3183869, 4820-01-063-7663, 01-063-7663, 4820010637663, 010637663

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48AUG 13, 197801-063-766322113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-01-063-7663
Part Number Cage Code Manufacturer
3941FPC704537ATWOOD & MORRILL CO. INC.DBA WEIR VALVES AND CONTROLS USA
3183869-7MODIFIED53711NAVAL SEA SYSTEMS COMMAND
318386953711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 4820-01-063-7663
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER11.250 INCHES NOMINAL
BODY OUTSIDE DIAMETER10.562 INCHES NOMINAL
BODY INSIDE DIAMETER10.000 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.312 INCHES NOMINAL
UNDER FLANGE HEIGHT0.626 INCHES NOMINAL
SEATING SURFACE SHAPE FLAT
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY STYLE,BODY OD AND FLANGE HEIGHT