NSN 4820-01-029-2783

Part Details | VALVE SEAT

4820-01-029-2783 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: 781E733P38, 4008G83003, 4008G83-003, 4008G83 PIECE 3, 781E733P38, 6016038003, 6016038-003, 4008G833, 4008G83-3, 4008G83003, 4008G83-003, 4008G83 PIECE 3, 4820-01-029-2783, 01-029-2783, 4820010292783, 010292783

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48OCT 16, 197601-029-278322113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-01-029-2783
Part Number Cage Code Manufacturer
781E733P3801289GENERAL ELECTRIC COMPANYDBA GE DIV GE-AVIATION GEAR PLANT
4008G83-00301289GENERAL ELECTRIC COMPANYDBA GE DIV GE-AVIATION GEAR PLANT
4008G83 PIECE 301289GENERAL ELECTRIC COMPANYDBA GE DIV GE-AVIATION GEAR PLANT
781E733P380BR59SIEMENS GOVERNMENT TECHNOLOGIES,INC.
6016038-0030BR59SIEMENS GOVERNMENT TECHNOLOGIES,INC.
4008G83-30BR59SIEMENS GOVERNMENT TECHNOLOGIES,INC.
4008G83-0030BR59SIEMENS GOVERNMENT TECHNOLOGIES,INC.
4008G83 PIECE 30BR59SIEMENS GOVERNMENT TECHNOLOGIES,INC.
Technical Data | NSN 4820-01-029-2783
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER5.250 INCHES MINIMUM AND 5.251 INCHES MAXIMUM
BODY OUTSIDE DIAMETER4.180 INCHES NOMINAL
BODY INSIDE DIAMETER2.578 INCHES MINIMUM AND 2.588 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT1.620 INCHES NOMINAL
UNDER FLANGE HEIGHT4.380 INCHES NOMINAL
SEATING SURFACE SHAPE RADIAL
SEAT RADIUS0.180 INCHES NOMINAL