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National Stock Number:
3040-01-072-8041
Federal Supply Class:
3040
National Item Identification Number:
010728041
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:
| 12283264 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.4997 INCHES NOMINAL | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 0.4997 INCHES NOMINAL | | OVERALL LENGTH | 2.920 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 303 OR STEEL COMP 303SE | | SECOND END DIAMETER | 0.2550 INCHES NOMINAL | | SECOND END STEP LENGTH | 0.350 INCHES NOMINAL | | SECOND END STYLE | TONGUE ROUNDED ENDS | | SECOND END TONGUE THICKNESS | 0.140 INCHES NOMINAL | | SECOND END TONGUE WIDTH | 0.255 INCHES NOMINAL | | SPECIAL FEATURES | TONGUE CROSS-DRILLED 0.1251 IN. DIA 0.181 IN. FROM END; SECOND STEP 0.3125-24UNF-3A X 0.339 IN. LG W/0.090 IN. THD RELIEF; 3RD STEP 0.320 IN. LG | | STEP QUANTITY | 4 | | SURFACE FINISH | 63.0 MICROINCHES |
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