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National Stock Number:
3040-01-312-1916
Federal Supply Class:
3040
National Item Identification Number:
013121916
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:
| 31W-0171 | 44114 | BAE SYSTEMS LAND & ARMAMENTS L.P. | | 9282831-01 | 98752 | WARNER ROBINS AIR LOGISTICS CENTER |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.3185 INCHES NOMINAL | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 0.500 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI 4130 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 4130 | | OVERALL LENGTH | 2.562 INCHES NOMINAL | | SECOND END EXTERNAL THREAD LENGTH | 0.870 INCHES NOMINAL | | SECOND END DIAMETER | 0.3750 INCHES NOMINAL | | SECOND END STYLE | EXTERNAL THREADED | | STEP QUANTITY | 4 | | SURFACE FINISH | 16.0 MICROINCHES | | SPECIAL FEATURES | TECH ORDER 11W1-33-7-2 FIG 6 |
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