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National Stock Number:
3040-00-442-2098
Federal Supply Class:
3040
National Item Identification Number:
004422098
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:
| 10183483 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 1.2890 INCHES MINIMUM AND 1.2900 INCHES MAXIMUM | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 2.000 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 8620 | | OVERALL LENGTH | 5.940 INCHES NOMINAL | | SECOND END DIAMETER | 2.0000 INCHES NOMINAL | | SECOND END STEP LENGTH | 0.625 INCHES NOMINAL | | SECOND END STYLE | SQUARE (ROUND CORNERS) | | SECOND END WIDTH ACROSS FLATS | 0.980 INCHES MINIMUM AND 1.020 INCHES MAXIMUM | | STEP QUANTITY | 4 | | SURFACE FINISH | 16.0 MICROINCHES |
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