3120-00-343-8429 BUSHING,SLEEVE Index 2825-00-343-8431 RING,VALVE

National Stock Number:
4810-00-343-8430

Federal Supply Class:
4810

National Item Identification Number:
003438430

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:
171406811660WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
171406879500WESTINGHOUSE ELECTRIC CORP
1JB1127PIECE111660WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
1JH3217PC1011660WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
1JB1127PIECE179500WESTINGHOUSE ELECTRIC CORP
171406890099NORTHROP GRUMMAN SYSTEMS CORPORATION
1JH3217PC1079500WESTINGHOUSE ELECTRIC CORP
B3193658PC180064NAVAL SHIP SYSTEMS COMMAND
H3183241PC1080064NAVAL SHIP SYSTEMS COMMAND
1JH3217PC1090099NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
STYLE DESIGNATORPLAIN FLANGED
FLANGE DIAMETER2.480 INCHES MINIMUM AND
2.490 INCHES MAXIMUM
BODY OUTSIDE DIAMETER2.252 INCHES NOMINAL
BODY INSIDE DIAMETER1.120 INCHES MINIMUM AND
1.130 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.995 INCHES MINIMUM AND
1.005 INCHES MAXIMUM
UNDER FLANGE HEIGHT1.245 INCHES MINIMUM AND
1.255 INCHES MAXIMUM
MATERIALSTEEL BODY
STEEL FACE
MATERIAL DOCUMENT AND CLASSIFICATION9211 11660 MFR REF SINGLE MATERIAL RESPONSE BODY
STELLITE 11660 MFR REF SINGLE MATERIAL RESPONSE FACE
SEATING SURFACE SHAPERADIAL
SEAT RADIUS0.307 INCHES MINIMUM AND
0.317 INCHES MAXIMUM
TAPER MINOR DIAMETER1.120 INCHES MINIMUM AND
1.130 INCHES MAXIMUM
TAPER MAJOR DIAMETER1.469 INCHES NOMINAL
TAPER LENGTH1.813 INCHES NOMINAL
SEAL ACCOMMODATION TYPEGROOVED
THE MANUFACTURERS DATA
MANUFACTURERS CODE90099
DESIGN CONTROL REFERENCE1714068


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