NSN 4820-01-215-4398

Part Details | VALVE SEAT

4820-01-215-4398 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: 20189 PIECE 5, B10393.002.108, 4820-01-215-4398, 01-215-4398, 4820012154398, 012154398

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48AUG 25, 198501-215-439822113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

DOUBLE FLANGED

Cross Reference | NSN 4820-01-215-4398
Part Number Cage Code Manufacturer
20189 PIECE 501343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
B10393.002.10801343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
Technical Data | NSN 4820-01-215-4398
Characteristic Specifications
STYLE DESIGNATOR DOUBLE FLANGED
OVERALL HEIGHT2.688 INCHES NOMINAL
BODY INSIDE DIAMETER2.000 INCHES MINIMUM AND 2.001 INCHES MAXIMUM
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG45.000 MINIMUM AND 45.083 MAXIMUM
SPECIAL FEATURESHAS TWO LUGS 180DEG APART,0.375IN.X0.375IN
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
CRITICALITY CODE JUSTIFICATIONZZZY