NSN 4820-01-145-9263

Part Details | VALVE SEAT

4820-01-145-9263 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: 80321779170602, 803-2177917-06-02, 4820-01-145-9263, 01-145-9263, 4820011459263, 011459263

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 21, 198301-145-926322113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

THREADED FLANGED

Cross Reference | NSN 4820-01-145-9263
Part Number Cage Code Manufacturer
803-2177917-06-0280064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 4820-01-145-9263
Characteristic Specifications
STYLE DESIGNATOR1 THREADED FLANGED
OVERALL HEIGHT0.750 INCHES MINIMUM AND 0.755 INCHES MAXIMUM
BODY OUTSIDE DIAMETER6.938 INCHES NOMINAL
BODY INSIDE DIAMETER5.938 INCHES NOMINAL
SEATING SURFACE SHAPE FLAT
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
CRITICALITY CODE JUSTIFICATIONZZZY