4810-00-339-4536 SEAT,VALVE Index 4820-00-339-4538 SEAT,VALVE

National Stock Number:
4810-00-339-4537

Federal Supply Class:
4810

National Item Identification Number:
003394537

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:
138736011660WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
138736079500WESTINGHOUSE ELECTRIC CORP
25J427PC21011660WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
25J427PC21079500WESTINGHOUSE ELECTRIC CORP
138736088657WESTINGHOUSE ELECTRIC CORP POWER GENERATION-TURBINE DIV
138736090099NORTHROP GRUMMAN SYSTEMS CORPORATION
25J491PC3811660WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
25J492PC12-6411660WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
25J553PC21011660WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
25J492PC12-6479500WESTINGHOUSE ELECTRIC CORP
25J491PC3879500WESTINGHOUSE ELECTRIC CORP
25J491PC3890099NORTHROP GRUMMAN SYSTEMS CORPORATION
25J492PC12-6490099NORTHROP GRUMMAN SYSTEMS CORPORATION
25J427PC21090099NORTHROP GRUMMAN SYSTEMS CORPORATION
25J641PC21011660WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
25J641PC21079500WESTINGHOUSE ELECTRIC CORP
25J553PC21079500WESTINGHOUSE ELECTRIC CORP
BB61S61-0125PC3880064NAVAL SHIP SYSTEMS COMMAND
BB61S61-0126ALT1PC4080064NAVAL SHIP SYSTEMS COMMAND
BB61S61-034ALT1PC21080064NAVAL SHIP SYSTEMS COMMAND
BB61S61-123ALT8PC21080064NAVAL SHIP SYSTEMS COMMAND
BB61S61-143PC12-6480064NAVAL SHIP SYSTEMS COMMAND
CV9S6100-552ALT7PC21080064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
BODY INSIDE DIAMETER0.969 INCHES NOMINAL
FLANGE DIAMETER1.907 INCHES MINIMUM AND 1.917 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.477 INCHES MINIMUM AND 0.483 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-853 MIL SPEC SINGLE MATERIAL RESPONSE BODY
MATERIALSTEEL BODY
SEAT RADIUS0.188 INCHES NOMINAL
SEATING SURFACE SHAPERADIAL
STYLE DESIGNATORPLAIN FLANGED
UNDER FLANGE HEIGHT1.270 INCHES NOMINAL


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