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National Stock Number:
3040-01-383-5865
Federal Supply Class:
3040
National Item Identification Number:
013835865
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:
| 65850-05087-102 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 4.0480 INCHES NOMINAL | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 4.0480 INCHES NOMINAL | | MATERIAL | STEEL | | OVERALL LENGTH | 13.7500 INCHES NOMINAL | | SECOND END DIAMETER | 2.9930 INCHES MAXIMUM | | SECOND END PITCH DIAMETER | 3.7500 INCHES NOMINAL | | SECOND END PRESSURE ANGLE | 30.0 DEGREES NOMINAL | | SECOND END SPLINE LENGTH | 3.4200 INCHES NOMINAL | | SECOND END SPLINE MAJOR DIAMETER | 3.8125 INCHES MAXIMUM | | SECOND END SPLINE MINOR DIAMETER | 3.6140 INCHES MINIMUM | | SECOND END SPLINE QUANTITY | 60 | | SECOND END STYLE | SPLINED (INVOLUTE) | | SPECIAL FEATURES | SECOND END HAS 3 EA.THREADED HOLES .2500-28 UNJF-3B .250 DEEP | | STEP QUANTITY | 4 |
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