National Item Identification Number
00-139-4505
001394505
3040-00-139-4505
3040001394505
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)
23386
THALES COMMUNICATIONS INC.
22605 GATEWAY CENTER DR
CLARKSBURG
MD
20871
800-914-0303
Reference Numbers (Part Numbers)
B02021
Required Categories
MATERIAL
FIRST END STYLE
FIRST END DIAMETER
END SIMILARITY
SECOND END STYLE;
Required Description
STEEL
1 PLAIN
0.2495 INCHES MINIMUM AND
0.2497 INCHES MAXIMUM
NOT IDENTICAL;