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National Stock Number:
3040-01-432-9473
Federal Supply Class:
3040
National Item Identification Number:
014329473
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:
| B-85893 | 38151 | MARATHON ELECTRIC, LLC | | B-85893-1100 | 38151 | MARATHON ELECTRIC, LLC |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | EXTERNAL KEYWAY LENGTH | 2.530 INCHES NOMINAL SECOND END | | FIRST END DIAMETER | 1.3781 INCHES MINIMUM AND 1.3785 INCHES MAXIMUM | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 2.063 INCHES MINIMUM AND 2.064 INCHES MAXIMUM | | MATERIAL | STEEL | | OVERALL LENGTH | 21.850 INCHES NOMINAL | | SECOND END INTERNAL THREAD LENGTH | 1.120 INCHES NOMINAL | | SECOND END KEYWAY DEPTH | 0.1348 INCHES NOMINAL | | SECOND END KEYWAY WIDTH | 0.2510 INCHES NOMINAL | | SECOND END DIAMETER | 1.2490 INCHES MINIMUM AND 1.2495 INCHES MAXIMUM | | SECOND END STYLE | FLAT KEYWAYS AND INTERNALLY THREADED | | STEP QUANTITY | 7 | | SURFACE FINISH | 63.0 MICROINCHES |
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