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National Stock Number:
3040-01-278-2138
Federal Supply Class:
3040
National Item Identification Number:
012782138
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:
| SM-D-850163-2 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.1250 INCHES NOMINAL | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 2.488 INCHES NOMINAL | | MATERIAL | STEEL COMP 17-4PH | | OVERALL LENGTH | 2.688 INCHES NOMINAL | | SECOND END DIAMETER | 0.2160 INCHES NOMINAL | | SECOND END EXTERNAL THREAD LENGTH | 0.203 INCHES NOMINAL | | SECOND END STYLE | EXTERNAL THREADED | | STEP QUANTITY | 2 | | SPECIAL FEATURES | THREADED END INCLUDES SQUARE SOCKET 0.1243 IN |
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