National Item Identification Number
01-444-3989
014443989
3040-01-444-3989
3040014443989
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)
96169
43689
53711
53711
53711
Reference Numbers (Part Numbers)
C611-1403 FIND AHWA 8
DF2011-236 FIND AHWA 8
581-6405750 FIND AHWA 8
6111403-
Required Categories
MATERIAL
FIRST END STYLE
FIRST END WIDTH ACROSS FLATS
FIRST END STEP LENGTH;
Required Description
COPPER ALLOY
13 SQUARE
1.000 INCHES NOMINAL
15.530 INCHES NOMINAL
IDENTICAL;