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National Stock Number:
3040-01-164-9840
Federal Supply Class:
3040
National Item Identification Number:
011649840
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:
| 12270969 | 19200 | US ARMY ARDEC RDECOM | | 3040011649840 | A00AM | E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.4716 INCHES NOMINAL | | FIRST END EXTERNAL THREAD LENGTH | 0.423 INCHES NOMINAL | | FIRST END STYLE | EXTERNAL THREADED | | LARGEST STEP DIAMETER | 3.258 INCHES NOMINAL | | OVERALL LENGTH | 10.000 INCHES NOMINAL | | MATERIAL | STEEL COMP 4140 OR STEEL COMP 8640 | | SECOND END DIAMETER | 0.8400 INCHES NOMINAL | | SECOND END STYLE | SPLINED (INVOLUTE) | | SECOND END PITCH DIAMETER | 0.7083 INCHES NOMINAL | | SECOND END PRESSURE ANGLE | 30.0 DEGREES NOMINAL | | SECOND END SPLINE LENGTH | 1.060 INCHES NOMINAL | | SECOND END SPLINE MAJOR DIAMETER | 0.7500 INCHES NOMINAL | | SECOND END SPLINE MINOR DIAMETER | 0.6390 INCHES NOMINAL | | SECOND END SPLINE QUANTITY | 17 | | STEP QUANTITY | 5 | | SURFACE FINISH | 32.0 MICROINCHES |
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