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National Stock Number:
3040-00-157-3650
Federal Supply Class:
3040
National Item Identification Number:
001573650
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:
| 8351268 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 2.7732 INCHES MINIMUM AND 2.7738 INCHES MAXIMUM | | FIRST END GROOVE DIAMETER | 2.5530 INCHES MINIMUM AND 2.5630 INCHES MAXIMUM | | FIRST END GROOVE WIDTH | 0.1870 INCHES NOMINAL | | FIRST END DISTANCE FROM END TO GROOVE | 0.493 INCHES NOMINAL | | FIRST END STYLE | CIRCULAR GROOVED | | LARGEST STEP DIAMETER | 2.770 INCHES MINIMUM AND 2.774 INCHES MAXIMUM | | OVERALL LENGTH | 7.440 INCHES MINIMUM AND 7.480 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC ALL MATERIAL RESPONSES | | MATERIAL | STEEL COMP 8625 | | SECOND END HOLE DEPTH | 0.968 INCHES NOMINAL | | SECOND END HOLE DIAMETER | 0.1250 INCHES NOMINAL | | SECOND END DIAMETER | 1.9362 INCHES MINIMUM AND 1.9368 INCHES MAXIMUM | | SECOND END DISTANCE FROM HOLE CENTER TO END | 2.038 INCHES NOMINAL | | SECOND END STYLE | UNTHREADED CROSS DRILLED | | SPECIAL FEATURES | FIRST END LONGITUDINAL DRILL HOLE: 0.500IN. DIA 1.827 IN. MAX DEPTH THREADED 1.477 IN. MIN THD DEPTH 0.500-20UNF-2B; SECOND END LONGITUDINAL DRILL HOLE 0.3025 IN. MIN 0.3225 IN. MAX DIA. 2.200 IN. MIN 2.250 IN. MAX DEPTH | | STEP QUANTITY | 5 | | SURFACE FINISH | 50.0 MICROINCHES |
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