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National Stock Number:
3040-01-111-4741
Federal Supply Class:
3040
National Item Identification Number:
011114741
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:
| 12292448 | 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 | 0.129 INCHES NOMINAL | | FIRST END GROOVE DIAMETER | 0.4670 INCHES NOMINAL | | FIRST END GROOVE WIDTH | 0.0390 INCHES MINIMUM AND 0.0490 INCHES MAXIMUM | | FIRST END DIAMETER | 0.4999 INCHES MINIMUM AND 0.5002 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 OR AISI4340 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 4140 OR STEEL COMP 4340 | | OVERALL LENGTH | 3.312 INCHES NOMINAL | | SECOND END DIAMETER | 0.4990 INCHES NOMINAL | | SECOND END SLOT DEPTH | 0.468 INCHES NOMINAL | | SECOND END SLOT WIDTH | 0.190 INCHES NOMINAL | | SECOND END STYLE | SLOTTED | | STEP QUANTITY | 6 |
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