National Item Identification Number
01-300-0779
013000779
3040-01-300-0779
3040013000779
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)
05073
THE BABCOCK & WILCOX COMPANY
1450 POYDRAS STREET SUITE 2600
NEW ORLEANS
LA
70112
800-354-4400
58529
THE BABCOCK & WILCOX COMPANY
DBA B & W SERVICE CO DIV B&W SERVICE
20 S VAN BUREN AVE
BARBERTON
OH
44203
800-354-4400
Reference Numbers (Part Numbers)
3028743
3028743
Required Categories
FIRST END STYLE
FIRST END DIAMETER
END SIMILARITY
SECOND END STYLE
SECOND EN
Required Description
1 PLAIN
0.7500 INCHES NOMINAL
NOT IDENTICAL
1 PLAIN
0.6250 INCHES NOMINAL
0
