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National Stock Number:
3040-00-402-6946
Federal Supply Class:
3040
National Item Identification Number:
004026946
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:
| 10165495 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | 10165495-2 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| END SIMILARITY | IDENTICAL | | EXTERNAL KEYWAY LENGTH | 1.260 INCHES NOMINAL FIRST END | | FIRST END DISTANCE FROM HOLE CENTER TO END | 1.125 INCHES NOMINAL | | FIRST END DIAMETER | 0.7485 INCHES NOMINAL | | FIRST END STYLE | FLAT KEYWAY AND CROSS DRILLED HOLE | | FIRST END HOLE DIAMETER | 0.2500 INCHES NOMINAL | | FIRST END KEYWAY DEPTH | 0.116 INCHES NOMINAL | | FIRST END KEYWAY WIDTH | 0.1880 INCHES NOMINAL | | LARGEST STEP DIAMETER | 1.000 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A519 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A513,TYPE 5 OR 6 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL | | OVERALL LENGTH | 11.950 INCHES NOMINAL | | STEP QUANTITY | 3 | | SURFACE FINISH | 63.0 MICROINCHES |
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