National Item Identification Number
01-489-5525
014895525
3040-01-489-5525
3040014895525
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)
25685
NAVAL SHIP ENGINEERING CENTER
PHILADELPHIA DIVISION
PHILADELPHIA
PA
19112
215-226-6858
53711
53711
Reference Numbers (Part Numbers)
H5132402
6744235
6744235-2
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
LARGEST STEP DIAMETER
OVERALL L
Required Description
NICKEL ALLOY
QQ-N-286 CL A AH CD ANL MIL SPEC SINGLE MATERIAL RESPONSE
2.8750
