National Item Identification Number
00-509-9125
005099125
1680-00-509-9125
1680005099125
National Stock Number
Item Name
SHAFT,SHOULDERED
Federal Supply Class
1680
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)
98889
98889
Reference Numbers (Part Numbers)
A1133
1133
Required Categories
MATERIAL
FIRST END STYLE
FIRST END DIAMETER
END SIMILARITY
LARGEST STEP DIAM
Required Description
STEEL
1 PLAIN
0.3780 INCHES NOMINAL
IDENTICAL
0.378 INCHES NOMINAL
2.000 IN