National Item Identification Number
01-451-8304
014518304
3040-01-451-8304
3040014518304
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)
11083
Reference Numbers (Part Numbers)
6I4099
Required Categories
FIRST END DIAMETER
OVERALL LENGTH
III END ITEM IDENTIFICATION
Required Description
181.0 MILLIMETERS NOMINAL
20.0 MILLIMETERS NOMINAL
NEXT HIGHER ASSY PUMP,AUXIL