NSN 4820-00-956-9447

Part Details | VALVE SEAT

4820-00-956-9447 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: 35453X11802, 4820-00-956-9447, 00-956-9447, 4820009569447, 009569447

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196200-956-944722113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

THREADED FLANGED

Cross Reference | NSN 4820-00-956-9447
Part Number Cage Code Manufacturer
35453X1180253059SPIRAX SARCO, INC.
Technical Data | NSN 4820-00-956-9447
Characteristic Specifications
STYLE DESIGNATOR THREADED FLANGED
FLANGE DIAMETER1.245 INCHES NOMINAL
BODY INSIDE DIAMETER0.500 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.159 INCHES NOMINAL
UNDER FLANGE HEIGHT0.344 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG0.500 NOMINAL
SPECIAL FEATURESTHIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL. THE CURRENT APPROVED SOURCE, 53059, HAS INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984. THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984