NSN 4820-00-631-6494

Part Details | VALVE SEAT

4820-00-631-6494 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: 76191, 76191, 76191, 4820-00-631-6494, 00-631-6494, 4820006316494, 006316494

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-631-649422113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 4820-00-631-6494
Part Number Cage Code Manufacturer
7619172599ALLIEDSIGNAL INCDBA ALLIED-SIGNAL AEROSPACE CO
7619199193HONEYWELL INTERNATIONAL INC.DBA HONEYWELL
7619170210HONEYWELL INTERNATIONAL INC.DBA HONEYWELL
Technical Data | NSN 4820-00-631-6494
Characteristic Specifications
STYLE DESIGNATOR PLAIN
OVERALL HEIGHT0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM
BODY OUTSIDE DIAMETER0.397 INCHES MINIMUM AND 0.417 INCHES MAXIMUM
BODY INSIDE DIAMETER0.187 INCHES MINIMUM AND 0.188 INCHES MAXIMUM
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG45.000 NOMINAL