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National Stock Number:
3040-01-120-0428
Federal Supply Class:
3040
National Item Identification Number:
011200428
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:
| 709-4684912 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 709-4684912 ITE | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 709-4684912 ITEM 22 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 87832-1641 | 96169 | ELECTRIC BOAT CORPORATION | | 87832-1641 ITEM 22 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| END SIMILARITY | IDENTICAL | | EXTERNAL KEYWAY LENGTH | 1.281 INCHES NOMINAL FIRST END | | FIRST END DISTANCE FROM KEYWAY CENTER TO END | 0.716 INCHES NOMINAL | | FIRST END DIAMETER | 0.7470 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM | | FIRST END STYLE | INDENTED FLAT KEYWAY | | FIRST END KEYWAY DEPTH | 0.105 INCHES MINIMUM AND 0.118 INCHES MAXIMUM | | FIRST END KEYWAY WIDTH | 0.1875 INCHES NOMINAL | | LARGEST STEP DIAMETER | 1.184 INCHES MINIMUM AND 1.186 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281,CLASS A,FORM 1 FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | NICKEL ALLOY | | OVERALL LENGTH | 18.340 INCHES NOMINAL | | STEP QUANTITY | 6 | | SURFACE FINISH | 63.0 MICROINCHES |
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