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National Stock Number:
3040-01-220-2086
Federal Supply Class:
3040
National Item Identification Number:
012202086
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:
| 77656-31X5 | 96169 | ELECTRIC BOAT CORPORATION | | 77656-31X5 PIECE 22 | 96169 | ELECTRIC BOAT CORPORATION | | SSN637-505-2143923 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | SSN637-505-2143923 PIECE 22 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.9975 INCHES NOMINAL | | FIRST END SPLINE LENGTH | 1.875 INCHES NOMINAL | | FIRST END SPLINE MAJOR DIAMETER | 0.9970 INCHES MINIMUM AND 0.9980 INCHES MAXIMUM | | FIRST END SPLINE MINOR DIAMETER | 0.8490 INCHES MINIMUM AND 0.8540 INCHES MAXIMUM | | FIRST END SPLINE QUANTITY | 10 | | FIRST END STYLE | SPLINED (STRAIGHT) | | LARGEST STEP DIAMETER | 1.375 INCHES NOMINAL | | OVERALL LENGTH | 11.219 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 CLASS A FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | NICKEL ALLOY | | SECOND END DIAMETER | 0.9970 INCHES MINIMUM AND 0.9990 INCHES MAXIMUM | | 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 | 8 | | SURFACE FINISH | 63.0 MICROINCHES |
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