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National Stock Number:
3040-01-122-1686
Federal Supply Class:
3040
National Item Identification Number:
011221686
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:
| M395A | 56848 | UNITED STATES DEPARTMENT OF TREASURY MINT PROCUREMENT DIV |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 2.2500 INCHES NOMINAL | | FIRST END STYLE | PLAIN | | OVERALL LENGTH | 37.000 INCHES NOMINAL | | LARGEST STEP DIAMETER | 2.7500 INCHES NOMINAL | | MATERIAL | STEEL COMP 304 | | SECOND END DIAMETER | 1.9960 INCHES NOMINAL | | SECOND END SPLINE MINOR DIAMETER | 1.6960 INCHES NOMINAL | | SECOND END SPLINE QUANTITY | 6 | | SECOND END STYLE | SPLINED (STRAIGHT) | | SECOND END SPLINE LENGTH | 2.375 INCHES NOMINAL | | SECOND END SPLINE MAJOR DIAMETER | 1.9960 INCHES NOMINAL | | STEP QUANTITY | 6 | | SURFACE FINISH | 125.0 MICROINCHES |
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