National Item Identification Number
00-172-8739
001728739
3040-00-172-8739
3040001728739
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)
89954
Reference Numbers (Part Numbers)
164B8107P3
Required Categories
MATERIAL
SURFACE FINISH
FIRST END STYLE
FIRST END GROOVE WIDTH
FIRST END GRO
Required Description
STEEL
63.0 MICROINCHES
5 CIRCULAR GROOVED
0.0200 INCHES NOMINAL
0.1130 INCHE
