NSN 4820-01-057-6128

Part Details | VALVE SEAT

4820-01-057-6128 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: 201965ASSY93PC24, 4820-01-057-6128, 01-057-6128, 4820010576128, 010576128

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAR 16, 197801-057-612822113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN THREADED

Cross Reference | NSN 4820-01-057-6128
Part Number Cage Code Manufacturer
201965ASSY93PC2443689HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS
Technical Data | NSN 4820-01-057-6128
Characteristic Specifications
STYLE DESIGNATOR PLAIN THREADED
OVERALL HEIGHT0.645 INCHES NOMINAL
BODY INSIDE DIAMETER5.575 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG30.000 NOMINAL