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National Stock Number:
3040-01-143-3287
Federal Supply Class:
3040
National Item Identification Number:
011433287
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:
| 11447725 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END STEP LENGTH | 1.120 INCHES NOMINAL | | FIRST END STYLE | HEXAGONAL | | FIRST END WIDTH ACROSS FLATS | 0.311 INCHES NOMINAL | | OVERALL LENGTH | 1.560 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 304 | | SECOND END ANGLE BETWEEN FLATS | 90.0 DEGREES NOMINAL | | SECOND END DIAMETER | 0.2330 INCHES NOMINAL | | SECOND END STEP LENGTH | 0.260 INCHES NOMINAL | | SECOND END STYLE | TWO FLATS | | STEP QUANTITY | 2 | | SURFACE FINISH | 63.0 MICROINCHES |
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