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National Stock Number:
3040-01-399-0939
Federal Supply Class:
3040
National Item Identification Number:
013990939
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:
| 3930AS681 | 072E5 | VERTEX MODERNIZATION AND SUSTAINMENT LLC | | 3930AS681 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER | | 74A733032-2005 | 14248 | HARLOW AEROSTRUCTURES, LLC | | 74A733032-2005 | 76301 | THE BOEING COMPANY | | 74A733032 | 76301 | THE BOEING COMPANY | | 74A733032-2003 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.6230 INCHES NOMINAL | | FIRST END STEP LENGTH | 0.5400 INCHES NOMINAL | | FIRST END STYLE | HEXAGONAL | | FIRST END WIDTH ACROSS FLATS | 0.4350 INCHES NOMINAL | | LARGEST STEP DIAMETER | 0.700 INCHES NOMINAL | | MATERIAL | STEEL | | OVERALL LENGTH | 2.751 INCHES NOMINAL | | SECOND END HOLE DIAMETER | 0.1870 INCHES NOMINAL | | SECOND END DIAMETER | 0.7000 INCHES NOMINAL | | SECOND END DISTANCE FROM HOLE CENTER TO END | 0.2190 INCHES NOMINAL | | SECOND END SLOT DEPTH | 0.5100 INCHES NOMINAL | | SECOND END SLOT WIDTH | 0.5000 INCHES NOMINAL | | SECOND END STYLE | CROSS DRILLED HOLE AND SLOTTED | | STEP QUANTITY | 4 | | SPECIAL FEATURES | USED ON F18, EJECTOR LAU, AIM-7, MATERIAL PER AMS 5629 |
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