NSN 4820-01-239-4657

Part Details | VALVE SEAT

4820-01-239-4657 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: NB25421E6006, NB-25421E-600-6, NB25421E06006, NB-25421E-0600-6, 4820-01-239-4657, 01-239-4657, 4820012394657, 012394657

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48AUG 29, 198601-239-465722113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-01-239-4657
Part Number Cage Code Manufacturer
NB-25421E-600-630263PIMA VALVE, INC.
NB-25421E-0600-630263PIMA VALVE, INC.
Technical Data | NSN 4820-01-239-4657
Characteristic Specifications
END ITEM IDENTIFICATIONPIMA VALVE,CHECK VALVE,MODEL NB-25421E