4820-00-830-0351 DISK,VALVE Index 2825-00-830-0353 VALVE,POPPET,TURBINE

National Stock Number:
2825-00-830-0352

Federal Supply Class:
2825

National Item Identification Number:
008300352

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:
B5159616712SIEMENS ENERGY, INC.
DC62T16712SIEMENS ENERGY, INC.
H2434PC2016712SIEMENS ENERGY, INC.


Techincal Specification:
BODY INSIDE DIAMETER0.703 INCHES NOMINAL
BODY OUTSIDE DIAMETER1.989 INCHES MINIMUM AND 1.990 INCHES MAXIMUM
FLANGE DIAMETER2.499 INCHES MINIMUM AND 2.500 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.750 INCHES NOMINAL
MATERIALSTEEL OVERALL
SEAT RADIUS0.250 INCHES NOMINAL
SEATING SURFACE SHAPERADIAL
SEAL ACCOMMODATION TYPEGROOVED
STYLE DESIGNATORPLAIN FLANGED
UNDER FLANGE HEIGHT0.592 INCHES MINIMUM AND 0.612 INCHES MAXIMUM


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