National Item Identification Number
01-073-7993
010737993
3040-01-073-7993
3040010737993
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)
19207
99193
Reference Numbers (Part Numbers)
12286009
3-020-039X05
Required Categories
FIRST END STYLE
FIRST END DIAMETER
END SIMILARITY
SECOND END DIAMETER
OVERAL
Required Description
1 PLAIN
3.6700 INCHES MINIMUM AND
3.6900 INCHES MAXIMUM
IDENTICAL
4.6040 INC