NSN 4820-01-011-6680

Part Details | VALVE SEAT

4820-01-011-6680 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: 800013, 80001-3, 7222F6, 4820-01-011-6680, 01-011-6680, 4820010116680, 010116680

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48OCT 26, 197501-011-668022113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-01-011-6680
Part Number Cage Code Manufacturer
80001-328968CIRCOR INSTRUMENTATION TECHNOLOGIES,INC.
7222F628968CIRCOR INSTRUMENTATION TECHNOLOGIES,INC.
Technical Data | NSN 4820-01-011-6680
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER0.875 INCHES NOMINAL
BODY OUTSIDE DIAMETER0.553 INCHES NOMINAL
BODY INSIDE DIAMETER0.375 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.268 INCHES NOMINAL
UNDER FLANGE HEIGHT0.082 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG45.000 NOMINAL