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National Stock Number:
3040-01-108-4911
Federal Supply Class:
3040
National Item Identification Number:
011084911
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:
| 12292671 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DISTANCE FROM END TO GROOVE | 0.620 INCHES NOMINAL | | FIRST END GROOVE DIAMETER | 0.4960 INCHES MINIMUM AND 0.4970 INCHES MAXIMUM | | FIRST END GROOVE WIDTH | 0.2960 INCHES MINIMUM AND 0.2970 INCHES MAXIMUM | | FIRST END DIAMETER | 0.4095 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM | | FIRST END STYLE | CIRCULAR GROOVED | | LARGEST STEP DIAMETER | 0.6692 INCHES MINIMUM AND 0.6695 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI4140 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 4140 | | OVERALL LENGTH | 4.530 INCHES NOMINAL | | SECOND END GROOVE DIAMETER | 0.6287 INCHES MINIMUM AND 0.6293 INCHES MAXIMUM | | SECOND END GROOVE WIDTH | 0.0500 INCHES NOMINAL | | SECOND END DIAMETER | 0.6692 INCHES MINIMUM AND 0.6695 INCHES MAXIMUM | | SECOND END DISTANCE BETWEEN FIRST AND SECOND GROOVE CENTERS | 0.716 INCHES MINIMUM AND 0.717 INCHES MAXIMUM | | SECOND END DISTANCE FROM END TO GROOVE | 0.125 INCHES NOMINAL | | SECOND END STYLE | TWO CIRCULAR GROOVES | | STEP QUANTITY | 10 | | SURFACE FINISH | 125.0 MICROINCHES |
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