4820-00-969-2411 SEAT,VALVE Index 4820-00-969-2414 SEAT,VALVE

National Stock Number:
3040-00-969-2413

Federal Supply Class:
3040

National Item Identification Number:
009692413

Description:
SHAFT,SHOULDERED

Detail:
A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (AA), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see AXLE(1), SHOULDERED. For items not having any of the above conditions see PIN, SHOULDER, HEADLESS. Excludes SHAFT(1), STRAIGHT; and AXLE(1), STRAIGHT.


Manufacturer Information:
2933-4P91363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
51740C29391363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
740-29391363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
740C29391363NORRISEAL NORRIS VALUES DIV DBA DOVER CO


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FIRST END DIAMETER0.3070 INCHES NOMINAL
FIRST END STYLEPLAIN
LARGEST STEP DIAMETER0.686 INCHES NOMINAL
OVERALL LENGTH2.469 INCHES NOMINAL
MATERIALNICKEL ALLOY A
SECOND END GROOVE DIAMETER0.3594 INCHES NOMINAL
SECOND END GROOVE WIDTH0.1250 INCHES NOMINAL
SECOND END DIAMETER0.4844 INCHES NOMINAL
SECOND END DISTANCE FROM END TO GROOVE0.125 INCHES NOMINAL
SECOND END STYLECIRCULAR GROOVED
STEP QUANTITY4
SURFACE FINISH32.0 MICROINCHES


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