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National Stock Number:
3040-00-133-1221
Federal Supply Class:
3040
National Item Identification Number:
001331221
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:
| 206-001-337-7 | 97499 | BELL TEXTRON INC |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DISTANCE FROM HOLE CENTER TO END | 0.550 INCHES NOMINAL | | FIRST END DIAMETER | 0.3090 INCHES MINIMUM AND 0.3100 INCHES MAXIMUM | | FIRST END HOLE DEPTH | 0.309 INCHES MINIMUM AND 0.310 INCHES MAXIMUM | | FIRST END HOLE DIAMETER | 0.1240 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM | | FIRST END STYLE | UNTHREADED CROSS DRILLED | | LARGEST STEP DIAMETER | 0.500 INCHES NOMINAL | | OVERALL LENGTH | 4.160 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758A MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 4130 | | SECOND END DIAMETER | 0.2500 INCHES NOMINAL | | SECOND END EXTERNAL THREAD LENGTH | 1.060 INCHES NOMINAL | | SECOND END STYLE | EXTERNAL THREADED | | STEP QUANTITY | 3 | | SURFACE FINISH | 125.0 MICROINCHES |
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