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National Stock Number:
3040-01-100-4945
Federal Supply Class:
3040
National Item Identification Number:
011004945
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:
| 1251-243 | 98042 | MARINETTE MARINE CORPORATION | | 1251-243 ITEM 3 | 98042 | MARINETTE MARINE CORPORATION | | 5347219 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 5347219 ITEM 3 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | EXTERNAL KEYWAY LENGTH | 5.000 INCHES NOMINAL SECOND END | | FIRST END HOLE DIAMETER | 0.2030 INCHES NOMINAL | | FIRST END DIAMETER | 1.2500 INCHES NOMINAL | | FIRST END DISTANCE FROM HOLE CENTER TO END | 0.375 INCHES NOMINAL | | FIRST END STYLE | UNTHREADED CROSS DRILLED | | LARGEST STEP DIAMETER | 2.000 INCHES NOMINAL | | MATERIAL | STEEL CORROSION RESISTING | | OVERALL LENGTH | 76.875 INCHES NOMINAL | | SECOND END DIAMETER | 2.0000 INCHES NOMINAL | | SECOND END INTERNAL THREAD LENGTH | 1.063 INCHES NOMINAL | | SECOND END KEYWAY DEPTH | 2.500 INCHES NOMINAL | | SECOND END KEYWAY WIDTH | 5.0000 INCHES NOMINAL | | SECOND END STYLE | FLAT KEYWAYS AND INTERNALLY THREADED | | SPECIAL FEATURES | 0.375 IN. DIA CROSSED DRILLED HOLE FOR TAPERED PIN ON 2ND END LOCATED 2.500 IN. FROM CENTER OF HOLE TO END | | STEP QUANTITY | 4 | | SURFACE FINISH | 32.0 MICROINCHES |
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