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National Stock Number:
3040-00-438-9338
Federal Supply Class:
3040
National Item Identification Number:
004389338
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:
| 4F73065 | 98897 | LOCKHEED MARTIN CORP | | 4F73065-101A | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.3765 INCHES NOMINAL | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 0.377 INCHES NOMINAL | | MATERIAL | STEEL CORROSION RESISTING | | OVERALL LENGTH | 3.430 INCHES NOMINAL | | SECOND END DIAMETER | 0.3735 INCHES NOMINAL | | SECOND END SPLINE MINOR DIAMETER | 0.3735 INCHES NOMINAL | | SECOND END SPLINE QUANTITY | 11 | | SECOND END STYLE | SPLINED (STRAIGHT) | | SECOND END SPLINE LENGTH | 0.500 INCHES NOMINAL | | SECOND END SPLINE MAJOR DIAMETER | 0.2700 INCHES NOMINAL | | STEP QUANTITY | 2 | | SURFACE FINISH | 125.0 MICROINCHES |
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