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National Stock Number:
3040-01-366-3820
Federal Supply Class:
3040
National Item Identification Number:
013663820
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:
| DAA7252D086-001 | 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 | 0.7950 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 | 9.870 INCHES NOMINAL | | STEP QUANTITY | 3 | | SPECIAL FEATURES | SHAFT,ROLL-UPPER; TWO WOODRUFF KEYWAYS ONE LOCATED 2.19 INCHES FROM SECOND END AND THE OTHER CENTERED 7.87 INCHES FROM SECOND END.THESE KEYWAYS ARE .1863 INCHES MINIMUM TO .1880 MAXIMUM DEEP AND .2143 INCHES MINIMUM TO .2193 INCHES WIDE,THE SECOND STEP IS .50INCHES LONG,THE FIRST END HAS A SQUARE HORIZONTAL HOLE IN ITS CENTER THAT IS .377 BY .377 INCHES NOMINAL.65 INCHES DEEP. THIS END IS EXTERNALLY THREADED 750-16 UNF THREADED 1.33 INCHES IN LENGTH IN LENGTH . THE THIRD END CONTAINS A HORIZONTAL PILOT HOLE MEASURING.128 IN. DIAMETER BY .37 INCHES DEEP WITH .55 DEGREE MINIMUM BY .65 DEGREE MAXETER,BOTH ENDS HAVE AN .03 BY .03 INCH DIAMETER CHAMFER |
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