NSN 4820-01-218-8028

Part Details | VALVE SEAT

4820-01-218-8028 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: 8538PC20 SPCLN, 8538 PIECE 20, A7410.002.127, A7410.001.127, 4820-01-218-8028, 01-218-8028, 4820012188028, 012188028

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48OCT 18, 198501-218-802822113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN THREADED

Cross Reference | NSN 4820-01-218-8028
Part Number Cage Code Manufacturer
8538PC20 SPCLN01343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
8538 PIECE 2001343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
A7410.002.12701343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
A7410.001.12701343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
Technical Data | NSN 4820-01-218-8028
Characteristic Specifications
STYLE DESIGNATOR PLAIN THREADED
OVERALL HEIGHT1.250 INCHES NOMINAL
BODY INSIDE DIAMETER1.047 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG0.750 NOMINAL
TAPER MINOR DIAMETER0.750 INCHES NOMINAL
TAPER MAJOR DIAMETER1.000 INCHES NOMINAL
TAPER LENGTH0.031 INCHES 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