National Item Identification Number

01-274-0454
012740454
3040-01-274-0454
3040012740454

National Stock Number

Item Name

SHAFT,SHOULDERED

Federal Supply Class

3040

Description

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.

Commercial and Government Entity Code (Supplier Data)

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53711

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53711

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Reference Numbers (Part Numbers)

804-5184128
804-5184128 PIECE 59

Required Categories

MATERIAL
FIRST END STYLE
FIRST END SPLINE LENGTH
FIRST END SPLINE MINOR DIAME

Required Description

STEEL
18 SPLINED
2.5000 INCHES NOMINAL
0.6250 INCHES NOMINAL
NOT IDENTICAL;