4820-01-029-9972 SEAT,VALVE Index 4820-01-029-9974 SEAT,VALVE

National Stock Number:
4820-01-029-9973

Federal Supply Class:
4820

National Item Identification Number:
010299973

Description:
SEAT,VALVE

Detail:
A replaceable item designed to provide a circular 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.


Manufacturer Information:
003009G73-20BR59SIEMENS GOVERNMENT TECHNOLOGIES, INC.
3009G73 PIECE 201289GENERAL ELECTRIC COMPANY DBA GE DIV GE-AVIATION GEAR PLANT
3009G73-00201289GENERAL ELECTRIC COMPANY DBA GE DIV GE-AVIATION GEAR PLANT
3009G73-20BR59SIEMENS GOVERNMENT TECHNOLOGIES, INC.
6021328-0020BR59SIEMENS GOVERNMENT TECHNOLOGIES, INC.
6021328-002830Q4CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
781E733P4201289GENERAL ELECTRIC COMPANY DBA GE DIV GE-AVIATION GEAR PLANT


Techincal Specification:
BODY INSIDE DIAMETER2.365 INCHES MINIMUM AND 2.375 INCHES MAXIMUM
BODY OUTSIDE DIAMETER3.880 INCHES NOMINAL
FLANGE DIAMETER4.750 INCHES MINIMUM AND 7.751 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT1.817 INCHES MINIMUM AND 1.827 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,CL 410,COND T FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
SEAT RADIUS0.180 INCHES NOMINAL
SEATING SURFACE SHAPERADIAL
STYLE DESIGNATORPLAIN FLANGED
UNDER FLANGE HEIGHT3.738 INCHES NOMINAL


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