National Item Identification Number
01-463-2177
014632177
3040-01-463-2177
3040014632177
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)
53711
31442
NORTHROP GRUMMAN SYSTEMS CORPORATION
ELECTRONIC SYSTEMS DIV
895 OCEANIC DR
ANNAPOLIS
MD
21401
410-260-5330
53711
Reference Numbers (Part Numbers)
6390680
6390680-1
6390680-1
Required Categories
MATERIAL
END SIMILARITY
LARGEST STEP DIAMETER
OVERALL LENGTH
STEP QUANTITY;
Required Description
STEEL CORROSION RESISTING
IDENTICAL
2.500 INCHES NOMINAL
3.280 INCHES NOMINAL