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National Stock Number:
3040-01-125-8364
Federal Supply Class:
3040
National Item Identification Number:
011258364
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:
| 64361-04008-101 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | FEAT | | END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 2.5300 INCHES NOMINAL | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 2.764 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS6260 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL | | OVERALL LENGTH | 4.750 INCHES NOMINAL | | SECOND END GROOVE DIAMETER | 1.8560 INCHES MINIMUM AND 1.8660 INCHES MAXIMUM | | SECOND END GROOVE WIDTH | 0.0560 INCHES MINIMUM AND 0.0600 INCHES MAXIMUM | | SECOND END DIAMETER | 1.9380 INCHES NOMINAL | | SECOND END DISTANCE FROM END TO GROOVE | 0.090 INCHES NOMINAL | | SECOND END STYLE | CIRCULAR GROOVED | | SPECIAL FEATURES | FLIGHT SAFETY CRITICAL | | STEP QUANTITY | 8 | | SURFACE FINISH | 90.0 MICROINCHES |
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