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National Stock Number:
3040-01-367-8128
Federal Supply Class:
3040
National Item Identification Number:
013678128
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:
| DAA7252D098-001 | 1W025 | NORTHROP GRUMMAN SYSTEMS CORP |
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Techincal Specification:
| END SIMILARITY | IDENTICAL | | FIRST END HOLE DIAMETER | 0.1410 INCHES NOMINAL | | FIRST END DISTANCE FROM HOLE CENTER TO END | 0.3750 INCHES NOMINAL | | FIRST END EXTERNAL THREAD LENGTH | 1.3300 INCHES NOMINAL | | FIRST END STYLE | CROSS DRILLED AND EXTERNALLY THREADED | | LARGEST STEP DIAMETER | 1.250 INCHES NOMINAL | | OVERALL LENGTH | 7.840 INCHES NOMINAL | | STEP QUANTITY | 3 | | SPECIAL FEATURES | SHAFT,ROLL-LOWER; TWO WOODRUFF KEYWAYS,ONE HAS ITS CENTER LOCATED 3.20INCHES FROM SECOND END THE OTHER KEYWAY CENTER IS LOCATED 6.067 INCHES FROM SECOND END. THESE KEYWAYS ARE .2143 INCHES MINUMUM TO .2193 INCHES MAXIMUM DDEEP AND .1863 INCHES MINIMUM TO .1880INCHES MAXIMUM WIDE,THE SECOND STEP IS .50 INCHES LONG,THE FIRST END IS EXTERNALLY THREADED 750-16 UNF THREAD 1.13 INCHES IN LENGTH. THE THIRD END HASA HORIZONTAL PILOT HOLE MEASURING .149INCHES IN DIAMETER BY .44 INCHES DEEP WITH A .55 DEGREE MINIMUM BY .65 DEGREES MAXIMUM COUNTERSINK WITH .38 INCH OUTER DIAMETER,BOTH ENDS HAVE AN .03 BY.03 INCH CHAMFER |
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