3040-00-439-6402 SHAFT,SHOULDERED Index 2530-00-439-6482 NUT,PLAIN,SINGLE BALL SEAT,HEXAG

National Stock Number:
3040-00-439-6403

Federal Supply Class:
3040

National Item Identification Number:
004396403

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:
7211909P103538LOCKHEED MARTIN CORPORATION
7211909P124446GENERAL ELECTRIC COMPANY


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FIRST END DIAMETER1.1300 INCHES NOMINAL
FIRST END STYLEPLAIN
LARGEST STEP DIAMETER1.130 INCHES NOMINAL
MATERIALSTEEL
OVERALL LENGTH1.270 INCHES NOMINAL
SECOND END DISTANCE FROM END TO GROOVE0.762 INCHES NOMINAL
SECOND END GROOVE DIAMETER0.2220 INCHES NOMINAL
SECOND END GROOVE WIDTH0.0340 INCHES NOMINAL
SECOND END DIAMETER0.2500 INCHES NOMINAL
SECOND END STYLECIRCULAR GROOVED
STEP QUANTITY2


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