National Item Identification Number
01-503-8703
015038703
3040-01-503-8703
3040015038703
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)
43689
53711
Reference Numbers (Part Numbers)
124-6938645
124-6938645 PART 124
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
FIRST END STYLE
END SIMILARITY;
Required Description
STEEL
ASTM A 108 NATIONAL SPEC SINGLE MATERIAL RESPONSE
12 EXTERNAL THREADED;