National Item Identification Number
01-253-8121
012538121
3040-01-253-8121
3040012538121
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)
Reference Numbers (Part Numbers)
E99-129
Required Categories
SPECIAL FEATURES
III END ITEM IDENTIFICATION
THE MANUFACTURERS DATA
MANUFACTU
Required Description
ROD-LEG INDEX
HAS 21 NOTCHES AT 7.875 IN. AND 2 NOTCHES AT 0.500 IN.
OVERALL L