NSN 4820-01-011-8263

Part Details | VALVE SEAT

4820-01-011-8263 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: 45112, B45112, B45112, 4820-01-011-8263, 01-011-8263, 4820010118263, 010118263

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48OCT 30, 197501-011-826322113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-01-011-8263
Part Number Cage Code Manufacturer
4511216004DAVEY COMPRESSOR CODIV OF KECO INDUSTRIES INC
B4511216004DAVEY COMPRESSOR CODIV OF KECO INDUSTRIES INC
B451125RQL2DRS ENVIRONMENTAL SYSTEMS, INC.DBA D R S
Technical Data | NSN 4820-01-011-8263
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER0.375 INCHES NOMINAL
BODY OUTSIDE DIAMETER0.253 INCHES MINIMUM AND 0.255 INCHES MAXIMUM
BODY INSIDE DIAMETER0.094 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.094 INCHES NOMINAL
UNDER FLANGE HEIGHT0.156 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG30.000 NOMINAL