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National Stock Number:
3040-01-414-7965
Federal Supply Class:
3040
National Item Identification Number:
014147965
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:
| 6556560 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 845-6556560 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.6410 INCHES NOMINAL | | FIRST END EXTERNAL THREAD LENGTH | 0.570 INCHES NOMINAL | | FIRST END STYLE | EXTERNAL THREADED | | LARGEST STEP DIAMETER | 0.750 INCHES NOMINAL | | OVERALL LENGTH | 2.537 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A-434BC ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 4140 OR STEEL COMP 4142 | | SECOND END DIAMETER | 0.7500 INCHES NOMINAL | | SECOND END WIDTH ACROSS FLATS | 0.750 INCHES NOMINAL | | SECOND END STEP LENGTH | 0.094 INCHES NOMINAL | | SECOND END STYLE | HEXAGONAL | | SPECIAL FEATURES | FIRST END THREAD .664-32 UN WITH 0.650 IN. LG KEYWAY | | STEP QUANTITY | 2 |
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