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National Stock Number:
3040-00-433-4939
Federal Supply Class:
3040
National Item Identification Number:
004334939
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:
| 4F63468 | 98897 | LOCKHEED MARTIN CORP | | 4F63468-101A | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 2.7500 INCHES NOMINAL | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 2.750 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643,COND A ASSN STD ALL MATERIAL RESPONSES | | MATERIAL | STEEL | | OVERALL LENGTH | 2.780 INCHES NOMINAL | | SECOND END EXTERNAL THREAD LENGTH | 0.535 INCHES NOMINAL | | SECOND END DIAMETER | 0.4375 INCHES NOMINAL | | SECOND END STYLE | EXTERNAL THREADED | | SPECIAL FEATURES | FIRST END HAS EIGHT HOLES,4-0.219 IN. DIA,4-0.620 IN. DIA | | STEP QUANTITY | 3 | | SURFACE FINISH | 125.0 MICROINCHES |
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