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National Stock Number:
3040-01-280-4122
Federal Supply Class:
3040
National Item Identification Number:
012804122
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:
| 72D225612 | 76301 | THE BOEING COMPANY | | 72D225612-2373 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END ANGLE BETWEEN FLATS | 180.0 DEGREES NOMINAL | | FIRST END DIAMETER | 0.3800 INCHES NOMINAL | | FIRST END STEP LENGTH | 0.640 INCHES NOMINAL | | FIRST END STYLE | TWO FLATS | | LARGEST STEP DIAMETER | 0.999 INCHES MINIMUM AND 1.000 INCHES MAXIMUM | | OVERALL LENGTH | 2.070 INCHES NOMINAL | | MATERIAL | STEEL COMP 303SE | | SECOND END DIAMETER | 0.3800 INCHES NOMINAL | | SECOND END ANGLE BETWEEN FLATS | 180.0 DEGREES NOMINAL | | SECOND END STEP LENGTH | 0.265 INCHES NOMINAL | | SECOND END STYLE | TWO FLATS | | STEP QUANTITY | 3 |
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