NSN 4820-01-160-6320

Part Details | VALVE SEAT

4820-01-160-6320 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: 7437, 3442911, 34429-11, 4820-01-160-6320, 01-160-6320, 4820011606320, 011606320

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48AUG 24, 198301-160-632022113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-01-160-6320
Part Number Cage Code Manufacturer
743785579KATZENSTEIN L AND CO
34429-1185578MARK CONTROLS CORPPACIFIC VALVES DIV
Technical Data | NSN 4820-01-160-6320
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER2.875 INCHES NOMINAL
BODY OUTSIDE DIAMETER2.566 INCHES MINIMUM AND 2.567 INCHES MAXIMUM
BODY INSIDE DIAMETER1.938 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.249 INCHES MINIMUM AND 0.251 INCHES MAXIMUM
UNDER FLANGE HEIGHT1.031 INCHES MINIMUM AND 1.036 INCHES MAXIMUM
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG30.000 NOMINAL
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
CRITICALITY CODE JUSTIFICATIONZZZY