National Item Identification Number
01-112-8534
011128534
3040-01-112-8534
3040011128534
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)
18876
19207
Reference Numbers (Part Numbers)
12294124-2
12294124-2
Required Categories
MATERIAL
FIRST END STYLE
FIRST END DIAMETER
END SIMILARITY
LARGEST STEP DIAM
Required Description
STEEL COMP 17-4PH
1 PLAIN
0.1850 INCHES MINIMUM AND
0.1870 INCHES MAXIMUM
ID