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National Stock Number:
3040-01-341-4990
Federal Supply Class:
3040
National Item Identification Number:
013414990
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:
| 6242799 PART 23 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 6242829 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.6240 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM | | FIRST END DISTANCE FROM HOLE CENTER TO END | 0.5000 INCHES NOMINAL | | FIRST END HOLE DIAMETER | 0.2500 INCHES MINIMUM AND 0.2530 INCHES MAXIMUM | | FIRST END STYLE | UNTHREADED CROSS DRILLED | | LARGEST STEP DIAMETER | 0.746 INCHES MINIMUM AND 0.747 INCHES MAXIMUM | | OVERALL LENGTH | 7.000 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 CL 316 COND A FED SPEC SINGLE MATERIAL RESPONSE OR ASTM A276 TYPE 316 COND A ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 316 | | SECOND END ANGLE BETWEEN FLATS | 180.0 DEGREES NOMINAL | | SECOND END DIAMETER | 0.6240 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM | | SECOND END STEP LENGTH | 0.6200 INCHES NOMINAL | | SECOND END STYLE | TWO FLATS | | STEP QUANTITY | 3 | | SURFACE FINISH | 63.0 MICROINCHES |
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