NSN 4820-01-111-1389

Part Details | VALVE SEAT

4820-01-111-1389 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: 3106711116, 310671-1116, 4820-01-111-1389, 01-111-1389, 4820011111389, 011111389

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48APR 11, 198101-111-138922113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-01-111-1389
Part Number Cage Code Manufacturer
310671-111617590DIAMOND POWER INTL INC
Technical Data | NSN 4820-01-111-1389
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER3.500 INCHES NOMINAL
BODY OUTSIDE DIAMETER2.405 INCHES NOMINAL
BODY INSIDE DIAMETER1.812 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.750 INCHES NOMINAL
UNDER FLANGE HEIGHT1.000 INCHES NOMINAL
SEATING SURFACE SHAPE FLAT