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National Stock Number:
3040-01-499-0995
Federal Supply Class:
3040
National Item Identification Number:
014990995
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:
| 563-7409374 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 563-7409374-10 | 53711 | NAVAL SEA SYSTEMS COMMAND | | B552-3100-10 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 2.7460 INCHES MINIMUM AND 2.7480 INCHES MAXIMUM | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 2.746 INCHES MINIMUM AND 2.748 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-286 FED SPEC ALL MATERIAL RESPONSES | | MATERIAL | NICKEL ALLOY 502 | | OVERALL LENGTH | 16.000 INCHES NOMINAL | | SECOND END EXTERNAL THREAD LENGTH | 3.260 INCHES NOMINAL | | SECOND END DIAMETER | 1.7500 INCHES NOMINAL | | SECOND END STYLE | EXTERNAL THREADED | | STEP QUANTITY | 4 | | SURFACE FINISH | 32.0 MICROINCHES | | SPECIAL FEATURES | THREADED END IS 1.750-SUNC-3A |
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