National Item Identification Number
00-392-7858
003927858
3040-00-392-7858
3040003927858
National Stock Number
Item Name
SHAFT,STRAIGHT
Federal Supply Class
3040
Description
A straight shaft having two or more of the following conditions: a specified surface finish designation in the range of 1 to 125 microinches (o.o25 to 3.2 micrometers), arithmetical average (aa), machined peripheral flat(s), circular groove (s), keyway(s), splines, threads, or holes. It is not designed for use in aligning by fitting into corresponding holes of another item. It may be drilled for lubricating holes. For items having an integral gear(s) or worm(s), see GEARSHAFT (as modified). For items designed to support rotating members see AXLE(1), STRAIGHT. For items not having the above conditions see PIN, STRAIGHT, HEADLESS. For items having machined ends which constitute steps see SHAFT(1), SHOULDERED; AXLE(1), SHOULDERED; and BOLT, FLUID PASSAGE.
Commercial and Government Entity Code (Supplier Data)
80063
Reference Numbers (Part Numbers)
SM-B-157368
52835
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
SURFACE FINISH
FIRST END STYLE;
Required Description
STEEL COMP 1018
AISI C1018 ASSN STD SINGLE MATERIAL RESPONSE
32.0 MICROINCHES;