National Item Identification Number
01-181-6821
011816821
3040-01-181-6821
3040011816821
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)
61208
Reference Numbers (Part Numbers)
B5962
Required Categories
MATERIAL
FIRST END STYLE
FIRST END DIAMETER
FIRST END SPLINE LENGTH
FIRST EN
Required Description
STEEL
8 SPLINED
1.6900 INCHES NOMINAL
1.665 INCHES NOMINAL
1.6400 INCHES NOM