4820-01-075-6588 SEAT,VALVE Index 7690-01-075-6590 MARKER,IDENTIFICATION

National Stock Number:
4820-01-075-6589

Federal Supply Class:
4820

National Item Identification Number:
010756589

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:
2621-926-0396169ELECTRIC BOAT CORPORATION
2621-926-03ITEM18ATTLG.5IN16626CIRCOR INTL INC
2621-926-03ITEM18ATTLG.5IN35795LESLIE CONTROLS, INC.
2621-926-03ITEM18ATTLG.5IN96169ELECTRIC BOAT CORPORATION
803-500100353711NAVAL SEA SYSTEMS COMMAND
803-5001003 PC53711NAVAL SEA SYSTEMS COMMAND
803-5001003-X3XX-0453711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
BODY INSIDE DIAMETER0.812 INCHES NOMINAL
BODY OUTSIDE DIAMETER1.432 INCHES NOMINAL
FLANGE DIAMETER1.682 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.123 INCHES NOMINAL
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
SEAT ANGLE IN DEG35.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
STYLE DESIGNATORPLAIN FLANGED
TAPER MAJOR DIAMETER1.305 INCHES NOMINAL
TAPER MINOR DIAMETER0.812 INCHES NOMINAL
TAPER LENGTH0.246 INCHES NOMINAL
UNDER FLANGE HEIGHT0.129 INCHES NOMINAL


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