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National Stock Number:
3040-00-799-3143
Federal Supply Class:
3040
National Item Identification Number:
007993143
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:
| 7993143 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.3933 INCHES NOMINAL | | FIRST END INTERNAL THREAD LENGTH | 0.164 INCHES NOMINAL | | FIRST END STYLE | INTERNAL THREADED | | LARGEST STEP DIAMETER | 0.717 INCHES NOMINAL | | OVERALL LENGTH | 4.125 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 1015 OR STEEL COMP 1025 | | SECOND END HOLE DIAMETER | 0.0938 INCHES NOMINAL | | SECOND END DIAMETER | 0.3735 INCHES NOMINAL | | SECOND END DISTANCE FROM HOLE CENTER TO END | 0.249 INCHES NOMINAL | | SECOND END STYLE | UNTHREADED CROSS DRILLED | | STEP QUANTITY | 4 | | SPECIAL FEATURES | SPLINE 6 TEETH,14 DEG 30 MIN PRESSURE ANGLE,12 DP,0.558 IN. PD,0.717 IN. OD;ITEM PHOSPATE COATED MIL-P-16232 TYPE M CL 2 | | SURFACE FINISH | 125.0 MICROINCHES |
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