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National Stock Number:
3040-01-151-6342
Federal Supply Class:
3040
National Item Identification Number:
011516342
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:
| 77643-42X10 | 96169 | ELECTRIC BOAT CORPORATION | | 77643-42X10 PIECE 14 | 96169 | ELECTRIC BOAT CORPORATION | | SSN637-501-2159965 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | SSN637-501-2159965 PIECE 14 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END EXTERNAL THREAD LENGTH | 0.937 INCHES NOMINAL | | FIRST END DIAMETER | 0.5000 INCHES NOMINAL | | FIRST END STYLE | EXTERNAL THREADED | | LARGEST STEP DIAMETER | 1.625 INCHES NOMINAL | | OVERALL LENGTH | 6.562 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | NICKEL ALLOY 400 | | SECOND END DIAMETER | 1.6250 INCHES NOMINAL | | SECOND END STEP LENGTH | 1.250 INCHES NOMINAL | | SECOND END STYLE | SQUARE (ROUND CORNERS) | | SECOND END WIDTH ACROSS FLATS | 1.109 INCHES NOMINAL | | STEP QUANTITY | 3 | | SPECIAL FEATURES | SECOND END PARTIAL BORE,0.344 IN. DIA,2.250 IN. LG,TAP 1/8 NPTF FOR ITEM 40,COUNTER BORE,0.750 IN. DIA,0.625 IN. DP | | SURFACE FINISH | 32.0 MICROINCHES |
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