National Item Identification Number
01-189-4694
011894694
3040-01-189-4694
3040011894694
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)
96169
96169
Reference Numbers (Part Numbers)
501-4675794
501-4675794 ITEM 19
87643-9806
87643-9806 ITEM 19
Required Categories
FIRST END STYLE
FIRST END DIAMETER
END SIMILARITY
LARGEST STEP DIAMETER
OVER
Required Description
1 PLAIN
0.9960 INCHES NOMINAL
IDENTICAL
1.000 INCHES NOMINAL
28.000 INCHES N