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National Stock Number:
3040-01-197-8911
Federal Supply Class:
3040
National Item Identification Number:
011978911
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:
| 1210C2144 | 03538 | LOCKHEED MARTIN CORPORATION | | 1210C2144 | 54497 | MARTIN MARIETTA TECHNOLOGIES INC SUB OF MARTIN MARIETTA CORP AERO AND NAVAL SYSTEMS | | 1213E2815 FIND 32 | 03538 | LOCKHEED MARTIN CORPORATION | | 1213E2815 FIND 32 | 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 | 0.6680 INCHES NOMINAL | | FIRST END GROOVE DIAMETER | 0.6290 INCHES NOMINAL | | FIRST END GROOVE WIDTH | 0.0390 INCHES NOMINAL | | FIRST END DISTANCE FROM END TO GROOVE | 0.120 INCHES NOMINAL | | FIRST END STYLE | CIRCULAR GROOVED | | OVERALL LENGTH | 9.690 INCHES NOMINAL | | LARGEST STEP DIAMETER | 0.787 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 TYPE 303 FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL CORROSION RESISTING | | SECOND END DISTANCE FROM END TO GROOVE | 0.110 INCHES NOMINAL | | SECOND END DIAMETER | 0.7866 INCHES NOMINAL | | SECOND END STYLE | CIRCULAR GROOVED | | SECOND END GROOVE DIAMETER | 0.7330 INCHES NOMINAL | | SECOND END GROOVE WIDTH | 0.0460 INCHES NOMINAL | | STEP QUANTITY | 3 | | SURFACE FINISH | 32.0 MICROINCHES |
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