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National Stock Number:
3040-01-040-5214
Federal Supply Class:
3040
National Item Identification Number:
010405214
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:
| 12008736 | 19204 | ARMY, UNITED STATES DEPARTMENT OF THE |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.7500 INCHES NOMINAL | | FIRST END WIDTH ACROSS FLATS | 0.623 INCHES NOMINAL | | FIRST END STEP LENGTH | 0.690 INCHES NOMINAL | | FIRST END STYLE | SQUARE (ROUND CORNERS) | | LARGEST STEP DIAMETER | 1.370 INCHES NOMINAL | | OVERALL LENGTH | 8.250 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-728,CLASS B,HARD FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | COPPER ALLOY | | SECOND END DIAMETER | 1.3700 INCHES NOMINAL | | SECOND END STEP LENGTH | 0.750 INCHES NOMINAL | | SECOND END STYLE | SQUARE (ROUND CORNERS) | | SECOND END WIDTH ACROSS FLATS | 0.863 INCHES NOMINAL | | SPECIAL FEATURES | TAP DRILL 1/8-27NPT BOTH ENDS | | STEP QUANTITY | 5 | | SURFACE FINISH | 125.0 MICROINCHES |
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