NSN 4820-01-171-4431

Part Details | VALVE SEAT

4820-01-171-4431 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: 1E577333092, 1E577333072, 1E57733092, 4820-01-171-4431, 01-171-4431, 4820011714431, 011714431

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48FEB 07, 198401-171-443122113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

THREADED FLANGED

Cross Reference | NSN 4820-01-171-4431
Part Number Cage Code Manufacturer
1E57733309222508FISHER CONTROLS CO INC
1E57733307222508FISHER CONTROLS CO INC
1E5773309222508FISHER CONTROLS CO INC
Technical Data | NSN 4820-01-171-4431
Characteristic Specifications
STYLE DESIGNATOR THREADED FLANGED
FLANGE DIAMETER2.595 INCHES NOMINAL
BODY INSIDE DIAMETER2.000 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.230 INCHES NOMINAL
UNDER FLANGE HEIGHT0.655 INCHES NOMINAL
SEATING SURFACE SHAPE FLAT