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National Stock Number:
3040-01-123-5723
Federal Supply Class:
3040
National Item Identification Number:
011235723
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:
| 201-4684481 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 201-4684481 ITEM 7 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 87776-0106 ITEM 7 | 62991 | DRW MFG CO | | 87776-0106 ITEM 7 | 96169 | ELECTRIC BOAT CORPORATION | | 87776-0106 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | EXTERNAL KEYWAY LENGTH | 3.505 INCHES NOMINAL FIRST END | | EXTERNAL KEYWAY LENGTH | 3.505 INCHES NOMINAL SECOND END | | FIRST END DIAMETER | 2.9930 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM | | FIRST END DISTANCE FROM KEYWAY CENTER TO END | 2.372 INCHES NOMINAL | | FIRST END ANGLE BETWEEN KEYWAYS | 180.0 DEGREES NOMINAL | | FIRST END KEYWAY DEPTH | 0.423 INCHES MINIMUM AND 0.428 INCHES MAXIMUM | | FIRST END KEYWAY WIDTH | 0.7500 INCHES MINIMUM AND 0.7520 INCHES MAXIMUM | | FIRST END STYLE | TWO INDENTED FLAT KEYWAYS | | LARGEST STEP DIAMETER | 3.500 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-286,CLASS A FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | NICKEL ALLOY | | OVERALL LENGTH | 14.250 INCHES NOMINAL | | SECOND END ANGLE BETWEEN KEYWAYS | 180.0 DEGREES NOMINAL | | SECOND END DISTANCE FROM KEYWAY CENTER TO END | 4.117 INCHES NOMINAL | | SECOND END DIAMETER | 2.9870 INCHES MINIMUM AND 2.9890 INCHES MAXIMUM | | SECOND END STYLE | TWO INDENTED FLAT KEYWAYS | | SECOND END KEYWAY DEPTH | 0.423 INCHES MINIMUM AND 0.428 INCHES MAXIMUM | | SECOND END KEYWAY WIDTH | 0.7500 INCHES MINIMUM AND 0.7520 INCHES MAXIMUM | | STEP QUANTITY | 3 | | SURFACE FINISH | 63.0 MICROINCHES |
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