National Item Identification Number
00-451-8780
004518780
3040-00-451-8780
3040004518780
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)
02101
PACIFIC SCIENTIFIC COMPANY
DBA ELECTRO - KINETICS DIVISION
6382 ROSE LN
CARPINTERIA
CA
93013
805-576-5000
Reference Numbers (Part Numbers)
78684
Required Categories
MATERIAL
SURFACE FINISH
FIRST END STYLE
FIRST END DIAMETER
END SIMILARITY
S
Required Description
STEEL COMP 416
63.0 MICROINCHES
1 PLAIN
0.7874 INCHES NOMINAL
NOT IDENTICAL;