2825-00-620-1065 SEAT,VALVE Index 4820-00-620-1067 SEAT,VALVE

National Stock Number:
4820-00-620-1066

Federal Supply Class:
4820

National Item Identification Number:
006201066

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:
2JB1114-0190099NORTHROP GRUMMAN SYSTEMS CORPORATION
2JB1114-188657WESTINGHOUSE ELECTRIC CORP POWER GENERATION-TURBINE DIV
2JB1114PC179500WESTINGHOUSE ELECTRIC CORP
666J925PC3679500WESTINGHOUSE ELECTRIC CORP
2JB1114-190099NORTHROP GRUMMAN SYSTEMS CORPORATION
663J869PC6090099NORTHROP GRUMMAN SYSTEMS CORPORATION
906J314PC3679500WESTINGHOUSE ELECTRIC CORP
906J314PC3690099NORTHROP GRUMMAN SYSTEMS CORPORATION
906J404PC490099NORTHROP GRUMMAN SYSTEMS CORPORATION
905J386PC490099NORTHROP GRUMMAN SYSTEMS CORPORATION
905J537PC2090099NORTHROP GRUMMAN SYSTEMS CORPORATION
905J960PC490099NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
STYLE DESIGNATORPLAIN FLANGED
FLANGE DIAMETER2.500 INCHES NOMINAL
BODY OUTSIDE DIAMETER2.252 INCHES MINIMUM AND
2.253 INCHES MAXIMUM
BODY INSIDE DIAMETER1.125 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.188 INCHES NOMINAL
UNDER FLANGE HEIGHT0.625 INCHES NOMINAL
MATERIALSTEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-869,CLASS B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SEATING SURFACE SHAPEANGULAR
SEAT ANGLE IN DEG30.000 NOMINAL
SEAL ACCOMMODATION TYPERECESSED
THE MANUFACTURERS DATA
MANUFACTURERS CODE90099
DESIGN CONTROL REFERENCE2JB1114-01


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