NSN 4820-00-451-5007

Part Details | VALVE SEAT

4820-00-451-5007 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: ND13457, 4820-00-451-5007, 00-451-5007, 4820004515007, 004515007

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAY 17, 197100-451-500722113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-00-451-5007
Part Number Cage Code Manufacturer
ND13457K0207HALE HAMILTON (VALVES) LTDDBA HALE HAMILTON
Technical Data | NSN 4820-00-451-5007
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER1.686 INCHES MINIMUM AND 1.688 INCHES MAXIMUM
BODY OUTSIDE DIAMETER1.058 INCHES MINIMUM AND 1.059 INCHES MAXIMUM
BODY INSIDE DIAMETER0.875 INCHES MINIMUM AND 0.876 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.200 INCHES NOMINAL
UNDER FLANGE HEIGHT0.300 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG15.000 NOMINAL