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National Stock Number:
3040-01-218-8039
Federal Supply Class:
3040
National Item Identification Number:
012188039
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:
| 1721B14 | 82402 | TRIUMPH GEAR SYSTEMS INC |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.7875 INCHES MINIMUM AND 0.7878 INCHES MAXIMUM | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 1.000 INCHES NOMINAL | | MATERIAL | STEEL | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL LENGTH | 2.774 INCHES NOMINAL | | SECOND END DIAMETER | 0.7871 INCHES MINIMUM AND 0.7875 INCHES MAXIMUM | | SECOND END KEYWAY WIDTH | 0.1240 INCHES MINIMUM AND 0.1255 INCHES MAXIMUM | | SECOND END DISTANCE FROM KEYWAY CENTER TO END | 1.250 INCHES NOMINAL | | SECOND END EXTERNAL KEYWAY LENGTH | 0.500 INCHES NOMINAL | | SECOND END STYLE | WOODRUFF KEYWAY | | STEP QUANTITY | 3 | | SURFACE FINISH | 100.0 MICROINCHES |
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