National Item Identification Number
01-309-8145
013098145
3040-01-309-8145
3040013098145
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)
82402
98897
Reference Numbers (Part Numbers)
42217D94
694912-101
Required Categories
FIRST END STYLE
END SIMILARITY
SECOND END STYLE
STEP QUANTITY
Required Description
1 PLAIN
NOT IDENTICAL
23 UNTHREADED CROSS DRILLED
3