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National Stock Number:
3040-00-343-7931
Federal Supply Class:
3040
National Item Identification Number:
003437931
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:
| B5-19-925 | 81361 | EDGEWOOD CHEMICAL BIOLOGICAL CENTER ECBC |
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Techincal Specification:
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A108 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL LENGTH | 6.310 INCHES NOMINAL | | SECOND END DIAMETER | 0.3750 INCHES NOMINAL | | SECOND END INTERNAL THREAD LENGTH | 0.3800 INCHES NOMINAL | | SECOND END STYLE | SQUARE AND INTERNALLY THREADED | | SECOND END WIDTH ACROSS FLATS | 0.2500 INCHES NOMINAL | | SECOND END STEP LENGTH | 0.4400 INCHES NOMINAL | | SPECIAL FEATURES | 2 THRU HOLES ALONG LG,NO. 10-24 UNC-2B,90 DEG CKS TO 0.20 DIA | | STEP QUANTITY | 2 | | END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.2500 INCHES NOMINAL | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 0.375 INCHES NOMINAL |
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