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National Stock Number:
3040-01-254-4939
Federal Supply Class:
3040
National Item Identification Number:
012544939
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:
| 1P2175 | 11083 | CATERPILLAR INC |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 1.2969 INCHES NOMINAL | | FIRST END INTERNAL THREAD LENGTH | 1.440 INCHES NOMINAL | | FIRST END STYLE | INTERNAL THREADED | | LARGEST STEP DIAMETER | 2.915 INCHES NOMINAL | | MATERIAL | STEEL | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL LENGTH | 8.875 INCHES NOMINAL | | SECOND END DIAMETER | 2.1644 INCHES NOMINAL | | SECOND END STYLE | SPLINED (INVOLUTE) | | SECOND END PITCH DIAMETER | 2.0625 INCHES NOMINAL | | SECOND END PRESSURE ANGLE | 30.0 DEGREES NOMINAL | | SECOND END SPLINE LENGTH | 2.060 INCHES NOMINAL | | SECOND END SPLINE MAJOR DIAMETER | 2.1644 INCHES NOMINAL | | SECOND END SPLINE MINOR DIAMETER | 1.9000 INCHES NOMINAL | | SECOND END SPLINE QUANTITY | 33 | | STEP QUANTITY | 7 | | SURFACE FINISH | 63.0 MICROINCHES |
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