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National Stock Number:
3040-00-346-8253
Federal Supply Class:
3040
National Item Identification Number:
003468253
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:
| 7970868 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.2502 INCHES NOMINAL | | FIRST END HOLE DIAMETER | 0.0940 INCHES NOMINAL | | FIRST END DISTANCE FROM HOLE CENTER TO END | 0.1530 INCHES NOMINAL | | FIRST END STYLE | UNTHREADED CROSS DRILLED | | LARGEST STEP DIAMETER | 0.374 INCHES NOMINAL | | OVERALL LENGTH | 4.250 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE AND QQ-S-764 FED SPEC 2ND MATERIAL RESPONSE | | MATERIAL | STEEL COMP 410 OR STEEL COMP 416 | | SECOND END DISTANCE FROM HOLE CENTER TO END | 0.9720 INCHES NOMINAL | | SECOND END HOLE DIAMETER | 0.1090 INCHES NOMINAL | | SECOND END DIAMETER | 0.3120 INCHES NOMINAL | | SECOND END STYLE | UNTHREADED CROSS DRILLED | | STEP QUANTITY | 3 | | SURFACE FINISH | 32.0 MICROINCHES |
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