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National Stock Number:
3040-00-650-9930
Federal Supply Class:
3040
National Item Identification Number:
006509930
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:
| 343983 | 0A489 | LOCKHEED MARTIN AEROPARTS, INC. | | 343983 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.3710 INCHES MINIMUM AND 0.3740 INCHES MAXIMUM | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 0.371 INCHES MINIMUM AND 0.374 INCHES MAXIMUM | | OVERALL LENGTH | 4.750 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5641 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 303 | | SECOND END DIAMETER | 0.1840 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM | | SECOND END EXTERNAL THREAD LENGTH | 0.500 INCHES NOMINAL | | SECOND END STYLE | EXTERNAL THREADED | | STEP QUANTITY | 3 | | SURFACE FINISH | 160.0 MICROINCHES |
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