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National Stock Number:
3040-01-123-2188
Federal Supply Class:
3040
National Item Identification Number:
011232188
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:
| M405 AND M406 | 56848 | UNITED STATES DEPARTMENT OF TREASURY MINT PROCUREMENT DIV | | M406 AND M405 | 56848 | UNITED STATES DEPARTMENT OF TREASURY MINT PROCUREMENT DIV |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END EXTERNAL KEYWAY LENGTH | 4.000 INCHES NOMINAL | | FIRST END DIAMETER | 1.9360 INCHES MINIMUM AND 1.9370 INCHES MAXIMUM | | FIRST END KEYWAY DEPTH | 0.250 INCHES NOMINAL | | FIRST END KEYWAY WIDTH | 0.5000 INCHES NOMINAL | | FIRST END STYLE | FLAT KEYWAY | | OVERALL LENGTH | 47.000 INCHES NOMINAL | | LARGEST STEP DIAMETER | 6.250 INCHES NOMINAL | | MATERIAL | STEEL COMP 304 | | SECOND END FLAT DEPTH | 0.0620 INCHES NOMINAL | | SECOND END FLAT LENGTH | 1.125 INCHES NOMINAL | | SECOND END DIAMETER | 1.9990 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM | | SPECIAL FEATURES | SUPPLIED WITH STAINLESS STEEL KEY 17.5 IN. L,0.75 IN. W,0.625 IN. THK,4 MTG HOLES | | STEP QUANTITY | 7 | | SURFACE FINISH | 125.0 MICROINCHES |
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