National Item Identification Number
00-698-0660
006980660
3040-00-698-0660
3040006980660
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)
99207
24446
89954
24446
89954
24446
89954
99207
Reference Numbers (Part Numbers)
309A288
309A288-1
309A288-1
309A288PT1
309A288PT1
309A288P1
309A288P1
309
Required Categories
MATERIAL
SURFACE FINISH
FIRST END STYLE
FIRST END DIAMETER
END SIMILARITY
S
Required Description
STEEL
125.0 MICROINCHES
1 PLAIN
0.2500 INCHES NOMINAL
NOT IDENTICAL
30 CIRC