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National Stock Number:
3040-01-451-3741
Federal Supply Class:
3040
National Item Identification Number:
014513741
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:
| 65125-11214 | 78286 | SIKORSKY AIRCRAFT CORPORATION | | 65125-11214-102 | 65780 | TEK PRECISION CO LIMITED | | 65125-11214-102 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| END SIMILARITY | IDENTICAL | | FIRST END DISTANCE FROM HOLE CENTER TO END | 0.230 INCHES NOMINAL | | FIRST END DIAMETER | 0.7510 INCHES NOMINAL | | FIRST END HOLE DIAMETER | 0.1400 INCHES MINIMUM AND 0.1430 INCHES MAXIMUM | | FIRST END STYLE | UNTHREADED CROSS DRILLED | | LARGEST STEP DIAMETER | 0.872 INCHES NOMINAL | | OVERALL LENGTH | 2.747 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-8844 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 4340 | | STEP QUANTITY | 3 | | SURFACE FINISH | 32.0 MICROINCHES |
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