4820-00-547-3097 DISK,VALVE Index 4730-00-547-3100 NIPPLE,PIPE

National Stock Number:
4820-00-547-3098

Federal Supply Class:
4820

National Item Identification Number:
005473098

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:
328482483SPENCE ENGINEERING CO INC DBA NICHOLSON STEAM TRAP
3287637REVBPC21SH153711NAVAL SEA SYSTEMS COMMAND
3287637REVBPC21SH180064NAVAL SHIP SYSTEMS COMMAND
3287637REVBPC21SH253711NAVAL SEA SYSTEMS COMMAND
3287637REVBPC21SH280064NAVAL SHIP SYSTEMS COMMAND
578-4824-1674690REVALINE9SH253711NAVAL SEA SYSTEMS COMMAND
578-4824-1674690REVALINE9SH280064NAVAL SHIP SYSTEMS COMMAND
9432BREVBPC21SH182483SPENCE ENGINEERING CO INC DBA NICHOLSON STEAM TRAP
9434AREVALINE9SH282483SPENCE ENGINEERING CO INC DBA NICHOLSON STEAM TRAP


Techincal Specification:
BODY INSIDE DIAMETER1.125 INCHES NOMINAL
FLANGE DIAMETER2.000 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.312 INCHES NOMINAL
MATERIALSTEEL COMP 1020 OVERALL
NOMINAL THREAD SIZE1.844 INCHES SINGLE THREADED PORTION
SEAT ANGLE IN DEG30.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
STYLE DESIGNATORTHREADED FLANGED
THREAD CLASS2A SINGLE THREADED PORTION
THREAD LENGTH0.562 INCHES NOMINAL SINGLE THREADED PORTION
THREAD QUANTITY PER INCH16 SINGLE THREADED PORTION
THREAD SERIES DESIGNATORUNS SINGLE THREADED PORTION
UNDER FLANGE HEIGHT0.562 INCHES NOMINAL


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