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National Stock Number:
3040-01-197-8956
Federal Supply Class:
3040
National Item Identification Number:
011978956
Description:
SHAFT,SHOULDERED
Detail:
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.
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Manufacturer Information:
| 3N2280 | 11083 | CATERPILLAR INC |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.2445 INCHES NOMINAL | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 0.4372 INCHES NOMINAL | | MATERIAL | STEEL COMP 1144 | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL LENGTH | 3.431 INCHES NOMINAL | | SECOND END DIAMETER | 0.4372 INCHES NOMINAL | | SECOND END STYLE | SLOTTED | | SECOND END SLOT DEPTH | 0.280 INCHES NOMINAL | | SECOND END SLOT WIDTH | 0.190 INCHES NOMINAL | | STEP QUANTITY | 4 | | SURFACE FINISH | 32.0 MICROINCHES |
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