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National Stock Number:
3040-01-175-1158
Federal Supply Class:
3040
National Item Identification Number:
011751158
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:
| 298D118 PIECE 2 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 298D184 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 298D184 PIECE 19 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 298D188 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END EXTERNAL THREAD LENGTH | 0.375 INCHES NOMINAL | | FIRST END DIAMETER | 0.3125 INCHES NOMINAL | | FIRST END STYLE | EXTERNAL THREADED | | LARGEST STEP DIAMETER | 0.500 INCHES NOMINAL | | MATERIAL | STEEL | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL LENGTH | 2.500 INCHES NOMINAL | | SECOND END DIAMETER | 0.5000 INCHES NOMINAL | | SECOND END EXTERNAL THREAD LENGTH | 0.750 INCHES NOMINAL | | SECOND END STYLE | EXTERNAL THREADED | | STEP QUANTITY | 3 | | SURFACE FINISH | 125.0 MICROINCHES |
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