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National Stock Number:
3040-00-012-6080
Federal Supply Class:
3040
National Item Identification Number:
000126080
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:
| S6137-66713-2 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 1.8135 INCHES NOMINAL | | FIRST END STYLE | INTERNAL THREADED | | LARGEST STEP DIAMETER | 2.430 INCHES NOMINAL | | OVERALL LENGTH | 19.970 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS4340 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 4340 | | SECOND END ANGLE BETWEEN HOLES | 90.0 DEGREES NOMINAL | | SECOND END DIAMETER | 0.7500 INCHES NOMINAL | | SECOND END GROOVE DIAMETER | 0.6600 INCHES MINIMUM AND 0.6650 INCHES MAXIMUM | | SECOND END GROOVE WIDTH | 0.0940 INCHES NOMINAL | | SECOND END HOLE DIAMETER | 0.1610 INCHES NOMINAL | | SECOND END DISTANCE FROM END TO GROOVE | 0.942 INCHES NOMINAL | | SECOND END DISTANCE FROM HOLE CENTER TO END | 0.083 INCHES NOMINAL | | SECOND END STYLE | CIRCULAR GROOVE, TWO CROSS DRILLED HOLES AND EXTERNALLY THREADED | | STEP QUANTITY | 8 | | SURFACE FINISH | 16.0 MICROINCHES |
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