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National Stock Number:
3040-01-283-0030
Federal Supply Class:
3040
National Item Identification Number:
012830030
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:
| L3001901-005 | 10000 | MANEY AIRCRAFT, INC. | | L3001901-005 | 18868 | GERHARDT GEAR CO, INC | | L3001901-005 | 3DDL3 | BILLET INDUSTRIES INC | | L3001901-005 | 43999 | THE BOEING COMPANY |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.3750 INCHES NOMINAL | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 0.7500 INCHES NOMINAL | | OVERALL LENGTH | 2.684 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5643 ASSN STD ALL MATERIAL RESPONSES | | MATERIAL | STEEL | | SECOND END DIAMETER | 0.3140 INCHES NOMINAL | | SECOND END PITCH DIAMETER | 0.2500 INCHES NOMINAL | | SECOND END PRESSURE ANGLE | 30.0 DEGREES NOMINAL | | SECOND END SPLINE LENGTH | 0.5500 INCHES NOMINAL | | SECOND END SPLINE MAJOR DIAMETER | 0.2795 INCHES NOMINAL | | SECOND END SPLINE MINOR DIAMETER | 0.1725 INCHES NOMINAL | | SECOND END SPLINE QUANTITY | 8 | | SECOND END STYLE | SPLINED (INVOLUTE) | | SPECIAL FEATURES | FIRST END CHAMFER 0.025X45 DEG.HOLE DRILLED THUR 0.435 IN. FROM FIRST END 0.1935 IN. DIA. | | STEP QUANTITY | 8 | | SURFACE FINISH | 63.0 MICROINCHES |
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