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National Stock Number:
3040-00-443-9920
Federal Supply Class:
3040
National Item Identification Number:
004439920
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:
| 7986983 | 19206 | ARMY, UNITED STATES DEPARTMENT OF THE BUSINESS DEVELOPMENT DBA WATERVLIET ARSENAL |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END STYLE | SLOTTED | | FIRST END SLOT DEPTH | 0.205 INCHES NOMINAL | | FIRST END SLOT WIDTH | 0.190 INCHES NOMINAL | | LARGEST STEP DIAMETER | 0.996 INCHES NOMINAL | | OVERALL LENGTH | 6.510 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/4 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | ALUMINUM ALLOY | | SECOND END SPLINE MAJOR DIAMETER | 0.7100 INCHES NOMINAL | | SECOND END SPLINE QUANTITY | 6 | | SECOND END STYLE | SPLINED (INVOLUTE) | | SPECIAL FEATURES | FIRST END HAS A 45 DEGREE CHAMFER0.050 IN. WIDE; SHOULDER IS 0.308 IN. WIDE | | STEP QUANTITY | 3 | | SURFACE FINISH | 125.0 MICROINCHES |
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