NSN 4820-00-654-3715

Part Details | VALVE SEAT

4820-00-654-3715 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: 658328, 4820-00-654-3715, 00-654-3715, 4820006543715, 006543715

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-654-371522113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-00-654-3715
Part Number Cage Code Manufacturer
65832881982HYDRO-AIRE, INC.
Technical Data | NSN 4820-00-654-3715
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER1.165 INCHES MINIMUM AND 1.175 INCHES MAXIMUM
BODY OUTSIDE DIAMETER1.064 INCHES MINIMUM AND 1.065 INCHES MAXIMUM
BODY INSIDE DIAMETER0.967 INCHES MINIMUM AND 0.972 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.060 INCHES NOMINAL
UNDER FLANGE HEIGHT0.215 INCHES MINIMUM AND 0.220 INCHES MAXIMUM
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG15.000 NOMINAL