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National Stock Number:
3040-01-286-5751
Federal Supply Class:
3040
National Item Identification Number:
012865751
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:
| 12364318 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.9800 INCHES MINIMUM AND 1.0100 INCHES MAXIMUM | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 1.672 INCHES NOMINAL | | OVERALL LENGTH | 19.300 INCHES MINIMUM AND 19.320 INCHES MAXIMUM | | MATERIAL | STEEL COMP 4140 | | SECOND END DIAMETER | 1.5190 INCHES MINIMUM AND 1.5195 INCHES MAXIMUM | | SECOND END SPLINE MINOR DIAMETER | 1.3390 INCHES NOMINAL | | SECOND END SPLINE QUANTITY | 23 | | SECOND END STYLE | SPLINED (INVOLUTE) | | SECOND END PITCH DIAMETER | 1.4375 INCHES NOMINAL | | SECOND END PRESSURE ANGLE | 30.0 DEGREES NOMINAL | | SECOND END SPLINE LENGTH | 1.160 INCHES MINIMUM AND 1.180 INCHES MAXIMUM | | SECOND END SPLINE MAJOR DIAMETER | 1.4800 INCHES MINIMUM AND 1.4900 INCHES MAXIMUM | | STEP QUANTITY | 6 | | SURFACE FINISH | 125.0 MICROINCHES |
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