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National Stock Number:
3040-01-397-5265
Federal Supply Class:
3040
National Item Identification Number:
013975265
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:
| 3331133 | 98897 | LOCKHEED MARTIN CORP | | 3331133-1 | 58873 | FMC CORP INDUSTRIAL PACKAGING DIV | | 3331133-1 | 6Z800 | A AND M AEROSPACE, INC. | | 3331133-1 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.2500 INCHES NOMINAL | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 0.750 INCHES NOMINAL | | MATERIAL | STEEL COMP 303SE | | OVERALL LENGTH | 2.320 INCHES NOMINAL | | SECOND END DIAMETER | 0.2500 INCHES NOMINAL | | SECOND END EXTERNAL THREAD LENGTH | 0.2500 INCHES NOMINAL | | SECOND END STYLE | EXTERNAL THREADED | | STEP QUANTITY | 4 | | SPECIAL FEATURES | THREADS ARE .2500-28 UNF-3A |
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