NSN 4820-01-025-7278

Part Details | VALVE SEAT

4820-01-025-7278 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: 73143 .50IN5, 73-143 .50IN-5, 7310301, 73-103-01, D1754, D-1754, V53717, V537-17, 4820-01-025-7278, 01-025-7278, 4820010257278, 010257278

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48AUG 08, 197601-025-727822113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 4820-01-025-7278
Part Number Cage Code Manufacturer
73-143 .50IN-557661CONBRACO INDUSTRIES INC
73-103-0172219CONBRACO INDUSTRIES INC
D-175472219CONBRACO INDUSTRIES INC
V537-1799167HAMILTON SUNDSTRAND CORPORATION
Technical Data | NSN 4820-01-025-7278
Characteristic Specifications
STYLE DESIGNATOR PLAIN
OVERALL HEIGHT0.203 INCHES NOMINAL
BODY OUTSIDE DIAMETER0.938 INCHES NOMINAL
BODY INSIDE DIAMETER0.500 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG45.000 NOMINAL
SEAL ACCOMMODATION TYPE RECESSED