National Item Identification Number
01-418-4105
014184105
3040-01-418-4105
3040014184105
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)
78062
78062
78062
Reference Numbers (Part Numbers)
21314
21314 FIND 16
21314-800-1
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
III END ITEM IDENTIFICATION
Required Description
STEEL COMP 416
ASTM 582 ASSN STD SINGLE MATERIAL RESPONSE
SEAWOLF CLASS (SSN)