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National Stock Number:
3040-01-291-8213
Federal Supply Class:
3040
National Item Identification Number:
012918213
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:
| 12268232 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| FIRST END STYLE | CIRCULAR GROOVED FLAT KEYWAY AND EXTERNALLY THREADED | | MATERIAL | STEEL COMP 4130 OR | | STEEL COMP 8630 | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A331 ASSN STD SINGLE MATERIAL RESPONSE | | SURFACE FINISH | 16.0 MICROINCHES | | FIRST END GROOVE WIDTH | 0.0600 INCHES NOMINAL | | FIRST END GROOVE DIAMETER | 0.8800 INCHES NOMINAL | | FIRST END DISTANCE FROM END TO GROOVE | 0.3100 INCHES NOMINAL | | FIRST END KEYWAY WIDTH | 0.1900 INCHES NOMINAL | | FIRST END EXTERNAL KEYWAY LENGTH | 0.5900 INCHES NOMINAL | | FIRST END KEYWAY DEPTH | 0.0900 INCHES NOMINAL | | FIRST END DIAMETER | 0.9665 INCHES NOMINAL | | FIRST END EXTERNAL THREAD LENGTH | 0.3100 INCHES NOMINAL | | END SIMILARITY | NOT IDENTICAL | | SECOND END STYLE | CIRCULAR GROOVED FLAT KEYWAY AND EXTERNALLY THREADED | | SECOND END GROOVE WIDTH | 0.0600 INCHES NOMINAL | | SECOND END GROOVE DIAMETER | 0.8800 INCHES NOMINAL | | SECOND END DISTANCE FROM END TO GROOVE | 0.5360 INCHES NOMINAL | | SECOND END KEYWAY WIDTH | 0.1900 INCHES NOMINAL | | SECOND END EXTERNAL KEYWAY LENGTH | 0.8100 INCHES NOMINAL | | SECOND END KEYWAY DEPTH | 0.0900 INCHES NOMINAL | | SECOND END DIAMETER | 0.9665 INCHES NOMINAL | | SECOND END EXTERNAL THREAD LENGTH | 0.5360 INCHES NOMINAL | | LARGEST STEP DIAMETER | 1.6265 INCHES NOMINAL | | OVERALL LENGTH | 6.548 INCHES NOMINAL | | STEP QUANTITY | 6 |
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