National Item Identification Number
01-104-1138
011041138
3040-01-104-1138
3040011041138
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)
80063
Reference Numbers (Part Numbers)
SM-C-449064
Required Categories
MATERIAL
SURFACE FINISH
FIRST END STYLE
FIRST END GROOVE WIDTH
FIRST END GRO
Required Description
STEEL COMP 303
32.0 MICROINCHES
5 CIRCULAR GROOVED
0.0200 INCHES NOMINAL
0.1