5330-00-021-1394 GASKET Index 5330-00-021-1398 SEAL,PRESSURE

National Stock Number:
4820-00-021-1395

Federal Supply Class:
4820

National Item Identification Number:
000211395

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:
10231-017-59638683DRESSER INDUSTRIES INC MASONEILAN NORTH AMERICAN OPNS DRESSER VALVE AND CONTROLS DIV


Techincal Specification:
BODY INSIDE DIAMETER1.062 INCHES MINIMUM AND 1.063 INCHES MAXIMUM
FLANGE DIAMETER1.811 INCHES MINIMUM AND 1.812 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.187 INCHES MINIMUM AND 0.188 INCHES MAXIMUM
MATERIALCOBALT ALLOY BODY
MATERIALSTEEL FACE
NOMINAL THREAD SIZE1.625 INCHES SINGLE THREADED PORTION
SEATING SURFACE SHAPEANGULAR
SEAT ANGLE IN DEG60.000 NOMINAL
STYLE DESIGNATORTHREADED FLANGED
THREAD CLASS2A SINGLE THREADED PORTION
THREAD LENGTH0.437 INCHES MINIMUM FIRST THREADED PORTION
THREAD LENGTH0.438 INCHES MAXIMUM SECOND THREADED PORTION
THREAD SERIES DESIGNATORUN SINGLE THREADED PORTION
THREAD QUANTITY PER INCH20 SINGLE THREADED PORTION
UNDER FLANGE HEIGHT0.437 INCHES MINIMUM AND 0.438 INCHES MAXIMUM


Click here to Register for Free 30-day Trial

© 2025 NSN-Now. All rights reserved.    Privacy Policy  |  Contact Us