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National Stock Number:
3040-01-139-1612
Federal Supply Class:
3040
National Item Identification Number:
011391612
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:
| 609-4676626 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 609-4676626 ITEM 5 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 87577-3306 ITEM 5 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.7475 INCHES NOMINAL | | FIRST END SPLINE QUANTITY | 10 | | FIRST END STYLE | SPLINED (STRAIGHT) | | FIRST END SPLINE LENGTH | 0.325 INCHES NOMINAL | | FIRST END SPLINE MAJOR DIAMETER | 0.7475 INCHES NOMINAL | | FIRST END SPLINE MINOR DIAMETER | 0.6215 INCHES NOMINAL | | LARGEST STEP DIAMETER | 1.500 INCHES NOMINAL | | OVERALL LENGTH | 13.560 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-286 CL A FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | NICKEL ALLOY | | SECOND END DIAMETER | 1.0000 INCHES NOMINAL | | SECOND END STEP LENGTH | 1.000 INCHES NOMINAL | | SECOND END STYLE | SQUARE (ROUND CORNERS) | | SECOND END WIDTH ACROSS FLATS | 0.750 INCHES NOMINAL | | STEP QUANTITY | 5 | | SURFACE FINISH | 63.0 MICROINCHES |
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