NSN 4820-01-217-9978

Part Details | VALVE SEAT

4820-01-217-9978 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: C8154B, C8154, 4820-01-217-9978, 01-217-9978, 4820012179978, 012179978

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48OCT 06, 198501-217-997822113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-01-217-9978
Part Number Cage Code Manufacturer
C8154B86184GRISWOLD INDUSTRIES, CO.DBA CLA-VAL CO
C815486184GRISWOLD INDUSTRIES, CO.DBA CLA-VAL CO
Technical Data | NSN 4820-01-217-9978
Characteristic Specifications
BODY OUTSIDE DIAMETER3.500 INCHES NOMINAL