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National Stock Number:
3040-01-220-9941
Federal Supply Class:
3040
National Item Identification Number:
012209941
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:
| K1684D | 12763 | DYNALEC CORPORATION | | K1684D | 20049 | THE ELECTRIC TACHOMETER CORP. |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DISTANCE FROM END TO GROOVE | 0.466 INCHES NOMINAL | | FIRST END DIAMETER | 0.6687 INCHES NOMINAL | | FIRST END INTERNAL THREAD LENGTH | 0.375 INCHES NOMINAL | | FIRST END GROOVE DIAMETER | 0.6630 INCHES NOMINAL | | FIRST END GROOVE WIDTH | 0.0625 INCHES NOMINAL | | FIRST END STYLE | CIRCULAR GROOVED AND INTERNALLY THREADED | | LARGEST STEP DIAMETER | 1.250 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-637A FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 1112 | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL LENGTH | 9.875 INCHES NOMINAL | | SECOND END DIAMETER | 0.5835 INCHES NOMINAL | | SECOND END KEYWAY DEPTH | 0.0940 INCHES NOMINAL | | SECOND END KEYWAY WIDTH | 0.1875 INCHES NOMINAL | | SECOND END EXTERNAL KEYWAY LENGTH | 1.9062 INCHES NOMINAL | | SECOND END EXTERNAL THREAD LENGTH | 0.500 INCHES NOMINAL | | SECOND END STYLE | EXTERNALLY THREADED AND FLAT KEYWAY | | SPECIAL FEATURES | FIRST END HAS 2 DRILLED HOLES 0.375 IN. FROM CENTER TO CENTER; SECOND END THREADED 0.125 IN. FROM END | | STEP QUANTITY | 8 |
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