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National Stock Number:
3040-00-145-4270
Federal Supply Class:
3040
National Item Identification Number:
001454270
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:
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END EXTERNAL THREAD LENGTH | 0.250 INCHES NOMINAL | | FIRST END DIAMETER | 0.2500 INCHES NOMINAL | | FIRST END STYLE | EXTERNAL THREADED | | LARGEST STEP DIAMETER | 0.875 INCHES NOMINAL | | OVERALL LENGTH | 5.531 INCHES NOMINAL | | MATERIAL | STEEL | | SECOND END EXTERNAL KEYWAY LENGTH | 0.500 INCHES NOMINAL | | SECOND END DIAMETER | 0.3750 INCHES NOMINAL | | SECOND END KEYWAY WIDTH | 0.0940 INCHES NOMINAL | | SECOND END INTERNAL THREAD LENGTH | 0.375 INCHES NOMINAL | | SECOND END KEYWAY DEPTH | 0.052 INCHES NOMINAL | | SECOND END STYLE | FLAT KEYWAYS AND INTERNALLY THREADED | | STEP QUANTITY | 7 |
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