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National Stock Number:
3040-01-111-3997
Federal Supply Class:
3040
National Item Identification Number:
011113997
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:
| 2584172 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 2584172 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 2.7500 INCHES NOMINAL | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 7.875 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-4672 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 4140 OR STEEL COMP 4340 | | OVERALL LENGTH | 8.406 INCHES NOMINAL | | SECOND END ANGLE BETWEEN HOLES | 90.0000 DEGREES NOMINAL | | SECOND END EXTERNAL THREAD LENGTH | 1.094 INCHES NOMINAL | | SECOND END HOLE DEPTH | 1.2500 INCHES NOMINAL | | SECOND END HOLE DIAMETER | 0.1400 INCHES NOMINAL | | SECOND END DIAMETER | 1.2500 INCHES NOMINAL | | SECOND END DISTANCE FROM HOLE CENTER TO END | 0.188 INCHES NOMINAL | | SECOND END STYLE | TWO CROSS DRILLED HOLES AND EXTERNALLY THREADED | | SPECIAL FEATURES | CROSS DRILLED HOLES ARE DIRECTLY IN LINE;CENTERS ARE 90 DEG APART | | STEP QUANTITY | 7 |
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