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National Stock Number:
3040-01-486-5220
Federal Supply Class:
3040
National Item Identification Number:
014865220
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:
| 122-4497454 PC3 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 122-6600338 PC 18 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 4497454 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 6600338 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | EXTERNAL KEYWAY LENGTH | 3.7500 INCHES NOMINAL FIRST END | | FIRST END DIAMETER | 2.5000 INCHES NOMINAL | | FIRST END DISTANCE FROM KEYWAY CENTER TO END | 2.1250 INCHES NOMINAL | | FIRST END STYLE | INDENTED FLAT KEYWAY | | FIRST END KEYWAY DEPTH | 0.2500 INCHES NOMINAL | | FIRST END KEYWAY WIDTH | 0.3750 INCHES NOMINAL | | LARGEST STEP DIAMETER | 2.5000 INCHES NOMINAL | | OVERALL LENGTH | 15.0000 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-1222, TY1, GR B7 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL | | SECOND END DIAMETER | 2.5000 INCHES NOMINAL | | SECOND END STEP LENGTH | 2.2500 INCHES NOMINAL | | SECOND END STYLE | HEXAGONAL | | SECOND END WIDTH ACROSS FLATS | 2.1719 INCHES NOMINAL | | STEP QUANTITY | 4 |
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