National Item Identification Number
01-148-1544
011481544
3040-01-148-1544
3040011481544
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)
76301
Reference Numbers (Part Numbers)
74A640007-2003
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
SURFACE FINISH
FIRST END STYLE;
Required Description
STEEL CORROSION RESISTING
AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE
125.0 MIC
