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National Stock Number:
3040-01-278-2722
Federal Supply Class:
3040
National Item Identification Number:
012782722
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:
| 525156 | 71871 | ALFA LAVAL INC | | 525156-02 | 71871 | ALFA LAVAL INC |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | EXTERNAL KEYWAY LENGTH | 16.0 MILLIMETERS NOMINAL SECOND END | | FIRST END EXTERNAL THREAD LENGTH | 10.0 MILLIMETERS NOMINAL | | FIRST END DIAMETER | 25.0 MILLIMETERS NOMINAL | | FIRST END STYLE | EXTERNAL THREADED | | LARGEST STEP DIAMETER | 39.0 MILLIMETERS NOMINAL | | MATERIAL | ALUMINUM ALLOY | | OVERALL LENGTH | 503.0 MILLIMETERS NOMINAL | | SECOND END KEYWAY WIDTH | 4.0 MILLIMETERS NOMINAL | | SECOND END DIAMETER | 18.0 MILLIMETERS NOMINAL | | SECOND END DISTANCE FROM KEYWAY CENTER TO END | 8.0 MILLIMETERS NOMINAL | | SECOND END STYLE | WOODRUFF KEYWAY | | STEP QUANTITY | 8 | | SURFACE FINISH | 16.0 MICROINCHES |
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