NSN 4820-01-157-3875

Part Details | VALVE SEAT

4820-01-157-3875 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: N5383PIECE5, N5383, 4820-01-157-3875, 01-157-3875, 4820011573875, 011573875

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JUL 05, 198301-157-387522113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

THREADED FLANGED

Cross Reference | NSN 4820-01-157-3875
Part Number Cage Code Manufacturer
N5383PIECE509032TATE ANDALE, INC.
N538309032TATE ANDALE, INC.
Technical Data | NSN 4820-01-157-3875
Characteristic Specifications
STYLE DESIGNATOR THREADED FLANGED
FLANGE DIAMETER3.683 INCHES NOMINAL
BODY INSIDE DIAMETER2.500 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.188 INCHES NOMINAL
UNDER FLANGE HEIGHT0.500 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG45.000 NOMINAL