National Item Identification Number
00-770-7798
007707798
2520-00-770-7798
2520007707798
National Stock Number
Item Name
SHAFT,SHOULDERED
Federal Supply Class
2520
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)
73342
19207
NSN (National Stock Number) 2520-00-770-7798, 2520007707798 NIIN (National Identification Number) 00-770-7798, 007707798
Part Numbers (Reference Numbers)
6765636
7707798
Required Categories
END SIMILARITY
SECOND END DISTANCE FROM HOLE CENTER TO END
SECOND END HOLE DEP
Required Description
NOT IDENTICAL
1.000 INCHES NOMINAL
0.669 INCHES NOMINAL
2.563 INCHES NOMINAL;