NSN 4820-01-159-7704

Part Details | VALVE SEAT

4820-01-159-7704 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: 25547368, 2554-73-68, 255473279, 2554-73-279, 255473068, 2554-73-068, 23991 ITEM 5 1IN, 2399-1 ITEM 5 1IN, 233991 ITEM 5 1IN, 23399-1 ITEM 5 1IN, 23399, 4820-01-159-7704, 01-159-7704, 4820011597704, 011597704

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48AUG 13, 198301-159-770422113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

THREADED FLANGED

Cross Reference | NSN 4820-01-159-7704
Part Number Cage Code Manufacturer
2554-73-6857574VELAN VALVE CORPORATION
2554-73-27957574VELAN VALVE CORPORATION
2554-73-06857574VELAN VALVE CORPORATION
2399-1 ITEM 5 1IN57574VELAN VALVE CORPORATION
23399-1 ITEM 5 1IN57574VELAN VALVE CORPORATION
2339957574VELAN VALVE CORPORATION
Technical Data | NSN 4820-01-159-7704
Characteristic Specifications
STYLE DESIGNATOR2 THREADED FLANGED
FLANGE DIAMETER0.906 INCHES NOMINAL
BODY OUTSIDE DIAMETER0.824 INCHES NOMINAL
BODY INSIDE DIAMETER0.697 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.360 INCHES NOMINAL
UNDER FLANGE HEIGHT0.260 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG7.000 NOMINAL