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National Stock Number:
3040-01-077-4020
Federal Supply Class:
3040
National Item Identification Number:
010774020
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:
| 9N1530 | 11083 | CATERPILLAR INC |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 1.4470 INCHES NOMINAL | | FIRST END INTERNAL THREAD LENGTH | 5.660 INCHES NOMINAL | | FIRST END STYLE | INTERNAL THREADED | | LARGEST STEP DIAMETER | 3.159 INCHES MINIMUM AND 3.171 INCHES MAXIMUM | | MATERIAL | STEEL | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL LENGTH | 10.340 INCHES NOMINAL | | SECOND END DIAMETER | 3.1590 INCHES MINIMUM AND 3.1710 INCHES MAXIMUM | | SECOND END STYLE | SPLINED (INVOLUTE) | | SECOND END PITCH DIAMETER | 3.1250 INCHES NOMINAL | | SECOND END PRESSURE ANGLE | 30.0 DEGREES NOMINAL | | SECOND END SPLINE LENGTH | 4.880 INCHES NOMINAL | | SECOND END SPLINE MAJOR DIAMETER | 3.1590 INCHES MINIMUM AND 3.1710 INCHES MAXIMUM | | SECOND END SPLINE MINOR DIAMETER | 2.7063 INCHES NOMINAL | | SECOND END SPLINE QUANTITY | 50 | | SPECIAL FEATURES | INTERNALLY THD ON BOTH ENDS,1ST END 0.500-13 THD,CLASS 2B,1.000 IN. DP;2ND END 0.750-16 THD,CLASS 2B,3.790 IN. DP | | STEP QUANTITY | 50 | | SURFACE FINISH | 32.0 MICROINCHES |
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