National Item Identification Number
01-278-9888
012789888
3040-01-278-9888
3040012789888
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)
53711
38597
53711
53711
66344
SUPERIOR ELECTROMECHANICAL
COMPONENTS SERVICE INC
36-07 20TH AVE
LONG ISLAND CITY
NY
11105
718-932-8500
Reference Numbers (Part Numbers)
5497638
5497638-3
5497638-3
5497638-5
5497638-5
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
Required Description
STEEL CORROSION RESISTING
AMS-5643,17-4PH ASSN STD SINGLE MATERIAL RESPONSE