National Item Identification Number
00-421-2219
004212219
3040-00-421-2219
3040004212219
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)
93835
Reference Numbers (Part Numbers)
68626
Required Categories
MATERIAL
FIRST END STYLE
FIRST END SPLINE LENGTH
FIRST END SPLINE MINOR DIAME
Required Description
STEEL CORROSION RESISTING
8 SPLINED
0.676 INCHES MINIMUM AND
0.681 INCHES MAX