National Item Identification Number
00-248-4341
002484341
3040-00-248-4341
3040002484341
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)
97403
CECOM LR CENTER
OPNS CENTER SITCO USASA MDW
10115 GRIDLEY RD SUITE 228
FORT BELVOIR
VA
22060
Reference Numbers (Part Numbers)
13211E3125
Required Categories
MATERIAL
FIRST END STYLE
FIRST END DIAMETER
END SIMILARITY
SECOND END STYLE;
Required Description
STEEL COMP 4140
1 PLAIN
1.3780 INCHES NOMINAL
NOT IDENTICAL
15 INDENTED FLAT