NSN 4820-00-304-3931

Part Details | VALVE SEAT

4820-00-304-3931 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: 255753PC7, 255751PC7, 255773PC7, 4820-00-304-3931, 00-304-3931, 4820003043931, 003043931

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48OCT 12, 197300-304-393122113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 4820-00-304-3931
Part Number Cage Code Manufacturer
255753PC743689HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS
255751PC743689HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS
255773PC743689HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS
Technical Data | NSN 4820-00-304-3931
Characteristic Specifications
STYLE DESIGNATOR PLAIN
OVERALL HEIGHT0.244 INCHES NOMINAL
BODY OUTSIDE DIAMETER0.873 INCHES NOMINAL
BODY INSIDE DIAMETER0.375 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR