National Item Identification Number

00-218-3710
002183710
3040-00-218-3710
3040002183710

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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93232

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93232

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93232

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93232

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93232

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93232

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93232

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Reference Numbers (Part Numbers)

AD14-S47-57PC33
SL-4276
SL-4279
SL4276PC33
SL4279PC33
SL4637PC33
171624D;

Required Categories

MATERIAL
SURFACE FINISH
FIRST END STYLE
FIRST END DIAMETER
FIRST END EXTERNA

Required Description

STEEL
63.0 MICROINCHES
12 EXTERNAL THREADED
1.1250 INCHES NOMINAL
0.500 INCH