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National Stock Number:
3040-00-456-1143
Federal Supply Class:
3040
National Item Identification Number:
004561143
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:
| 13211E3177 | 97403 | CECOM LR CENTER |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | EXTERNAL KEYWAY LENGTH | 2.938 INCHES NOMINAL SECOND END | | FIRST END FLAT DEPTH | 0.6250 INCHES NOMINAL | | FIRST END FLAT LENGTH | 1.000 INCHES NOMINAL | | FIRST END DIAMETER | 3.3750 INCHES NOMINAL | | FIRST END STYLE | FLATTED | | LARGEST STEP DIAMETER | 1.700 INCHES NOMINAL | | OVERALL LENGTH | 14.500 INCHES NOMINAL | | MATERIAL | STEEL COMP 4140 | | SECOND END DIAMETER | 1.2490 INCHES NOMINAL | | SECOND END KEYWAY DEPTH | 0.175 INCHES NOMINAL | | SECOND END KEYWAY WIDTH | 0.3130 INCHES NOMINAL | | SECOND END DISTANCE FROM KEYWAY CENTER TO END | 1.000 INCHES NOMINAL | | SECOND END STYLE | INDENTED FLAT KEYWAY | | STEP QUANTITY | 7 |
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