5820-01-458-3797 RECEIVER-TRANSMITTER,RADIO Index 4820-01-458-3799 SEAT,VALVE

National Stock Number:
4820-01-458-3798

Federal Supply Class:
4820

National Item Identification Number:
014583798

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:
845-706981553711NAVAL SEA SYSTEMS COMMAND
845-7069815-11-01753711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
BODY INSIDE DIAMETER0.471 INCHES NOMINAL
FLANGE DIAMETER0.930 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.122 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-T-9047 6AL-4V MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALTITANIUM ALLOY OVERALL
NOMINAL THREAD SIZE0.750 INCHES SINGLE THREADED PORTION
SEATING SURFACE SHAPEFLAT
SPECIAL FEATURESGLOBE STOP AND SOCKET WELD;SEAT RING
STYLE DESIGNATORFAUCET
SURFACE TREATMENTANODIZE OVERALL
THREAD CLASS3A SINGLE THREADED PORTION
THREAD LENGTH0.078 INCHES MINIMUM AND 0.095 INCHES MAXIMUM SINGLE THREADED PORTION
THREAD QUANTITY PER INCH15 SINGLE THREADED PORTION
UNDER FLANGE HEIGHT0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM


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