3040-01-147-2872 SHAFT,SHOULDERED Index 3020-01-147-2875 LINK,ROLLER CHAIN

National Stock Number:
3040-01-147-2873

Federal Supply Class:
3040

National Item Identification Number:
011472873

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:
928990919200US ARMY ARDEC RDECOM


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FIRST END DIAMETER4.5000 INCHES NOMINAL
FIRST END STYLEPLAIN
LARGEST STEP DIAMETER4.500 INCHES NOMINAL
OVERALL LENGTH6.250 INCHES NOMINAL
MATERIALSTEEL
SECOND END FLAT DEPTH5.5000 INCHES NOMINAL
SECOND END FLAT LENGTH5.5000 INCHES NOMINAL
SECOND END STYLETAPERED WITH FLAT
SECOND END TAPER LENGTH5.500 INCHES NOMINAL
SECOND END TAPER MAJOR DIAMETER1.7500 INCHES NOMINAL
SECOND END TAPER0.7500 PER FOOT IN INCHES
STEP QUANTITY2


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