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National Stock Number:
3040-01-244-9750
Federal Supply Class:
3040
National Item Identification Number:
012449750
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:
| 8094002 | 31949 | BROOKS AUTOMATION, INC. | | SM-D-773952 | 55097 | SHILOH INDUSTRIES INC | | SM-D-773952 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | EXTERNAL KEYWAY LENGTH | 0.3500 INCHES NOMINAL FIRST END | | EXTERNAL KEYWAY LENGTH | 0.4300 INCHES NOMINAL SECOND END | | FIRST END DIAMETER | 0.2757 INCHES NOMINAL | | FIRST END KEYWAY WIDTH | 0.0615 INCHES NOMINAL | | FIRST END INTERNAL THREAD LENGTH | 0.2700 INCHES NOMINAL | | FIRST END KEYWAY DEPTH | 0.0400 INCHES NOMINAL | | FIRST END STYLE | FLAT KEYWAYS AND INTERNALLY THREADED | | LARGEST STEP DIAMETER | 0.437 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI 8620 LEADED, COND COLD DRAWN ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 8620 | | OVERALL LENGTH | 1.872 INCHES NOMINAL | | SECOND END DIAMETER | 0.2757 INCHES NOMINAL | | SECOND END STYLE | FLAT KEYWAYS AND INTERNALLY THREADED | | SECOND END INTERNAL THREAD LENGTH | 0.2700 INCHES NOMINAL | | SECOND END KEYWAY DEPTH | 0.0400 INCHES NOMINAL | | SECOND END KEYWAY WIDTH | 0.0615 INCHES NOMINAL | | SPECIAL FEATURES | ECCENTRIC | | STEP QUANTITY | 7 | | SURFACE FINISH | 16.0 MICROINCHES |
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