National Item Identification Number

01-378-3799
013783799
3040-01-378-3799
3040013783799

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)

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53711

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Reference Numbers (Part Numbers)

5548071

Required Categories

MATERIAL
FIRST END STYLE
FIRST END DIAMETER
FIRST END HOLE DIAMETER
FIRST EN

Required Description

STEEL COMP 304
23 UNTHREADED CROSS DRILLED
0.6230 INCHES MAXIMUM
0.1870 INCHE