4820-01-287-4873 SEAT,VALVE Index 4820-01-287-4875 SEAT,VALVE

National Stock Number:
4820-01-287-4874

Federal Supply Class:
4820

National Item Identification Number:
012874874

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:
2110254 PC 2080064NAVAL SHIP SYSTEMS COMMAND
2110254 PC 20L103950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2110254 PIECE 20 1/4INL103950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2620-902X10 PC 20 1/4INL103950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2110254 PIECE 20 1/4 IN80064NAVAL SHIP SYSTEMS COMMAND
2620-902X10 PC 20 1/4IN96169ELECTRIC BOAT CORPORATION
803-2177934-X1XX-18L103950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
803-2177934-X1XX-1880064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
FLANGE DIAMETER0.930 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.122 INCHES NOMINAL
MATERIALNICKEL ALLOY OVERALL
NOMINAL THREAD SIZE0.7656 INCHES SINGLE THREADED PORTION
SEATING SURFACE SHAPEANGULAR
STYLE DESIGNATORTHREADED FLANGED
THREAD CLASS3A SINGLE THREADED PORTION
THREAD SERIES DESIGNATORUNS SINGLE THREADED PORTION
THREAD QUANTITY PER INCH24 SINGLE THREADED PORTION


Click here to Register for Free 30-day Trial