National Item Identification Number
01-133-8781
011338781
3040-01-133-8781
3040011338781
National Stock Number
Item Name
SHAFT,SHOULDERED
Federal Supply Class
3040
Description
A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (AA), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see AXLE(1), SHOULDERED. For items not having any of the above conditions see PIN, SHOULDER, HEADLESS. Excludes SHAFT(1), STRAIGHT; and AXLE(1), STRAIGHT.
Commercial and Government Entity Code (Supplier Data)
98869
HOWELL INSTRUMENTS INC.
3479 W. VICKERY BLVD.
FORT WORTH
TX
76107
817-336-7411
Reference Numbers (Part Numbers)
BH23553
Required Categories
MATERIAL
FIRST END STYLE
FIRST END DIAMETER
FIRST END BEARING SEAT LENGTH
FI
Required Description
STEEL COMP 303SE
20 BEARING SEAT
0.1250 INCHES NOMINAL
0.1870 INCHES NOMINAL;