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National Stock Number:
3040-01-199-2964
Federal Supply Class:
3040
National Item Identification Number:
011992964
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:
| 1213E0956 | 54497 | MARTIN MARIETTA TECHNOLOGIES INC SUB OF MARTIN MARIETTA CORP AERO AND NAVAL SYSTEMS | | 1213E0956 FIND 3 | 03538 | LOCKHEED MARTIN CORPORATION | | 1213E0956 FIND 3 | 54497 | MARTIN MARIETTA TECHNOLOGIES INC SUB OF MARTIN MARIETTA CORP AERO AND NAVAL SYSTEMS | | 1214E1467 | 03538 | LOCKHEED MARTIN CORPORATION | | 1214E1467 | 54497 | MARTIN MARIETTA TECHNOLOGIES INC SUB OF MARTIN MARIETTA CORP AERO AND NAVAL SYSTEMS |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 4.9960 INCHES NOMINAL | | FIRST END STYLE | PLAIN | | OVERALL LENGTH | 24.380 INCHES NOMINAL | | LARGEST STEP DIAMETER | 10.000 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI E4340 NATIONAL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL CORROSION RESISTING | | SECOND END DIAMETER | 7.8470 INCHES NOMINAL | | SECOND END EXTERNAL THREAD LENGTH | 1.500 INCHES NOMINAL | | SECOND END STYLE | EXTERNAL THREADED | | STEP QUANTITY | 8 | | SURFACE FINISH | 16.0 MICROINCHES |
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