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National Stock Number:
3040-01-166-1108
Federal Supply Class:
3040
National Item Identification Number:
011661108
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:
| 75988 | 95402 | ELECTRIC BOAT CORP DBA ELECTRO DYNAMIC | | 75988-A | 95402 | ELECTRIC BOAT CORP DBA ELECTRO DYNAMIC | | 75988-A | 96169 | ELECTRIC BOAT CORPORATION | | B75988A | 95402 | ELECTRIC BOAT CORP DBA ELECTRO DYNAMIC |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DISTANCE FROM KEYWAY CENTER TO END | 0.500 INCHES NOMINAL | | FIRST END EXTERNAL KEYWAY LENGTH | 0.500 INCHES NOMINAL | | FIRST END DIAMETER | 1.2555 INCHES NOMINAL | | FIRST END KEYWAY DEPTH | 0.125 INCHES NOMINAL | | FIRST END KEYWAY WIDTH | 0.1875 INCHES NOMINAL | | FIRST END STYLE | INDENTED FLAT KEYWAY | | LARGEST STEP DIAMETER | 1.875 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 303 | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL LENGTH | 21.625 INCHES NOMINAL | | SECOND END DIAMETER | 0.7502 INCHES NOMINAL | | SECOND END INTERNAL THREAD LENGTH | 0.500 INCHES NOMINAL | | SECOND END KEYWAY DEPTH | 0.098 INCHES NOMINAL | | SECOND END KEYWAY WIDTH | 0.1875 INCHES NOMINAL | | SECOND END EXTERNAL KEYWAY LENGTH | 1.000 INCHES NOMINAL | | SECOND END STYLE | FLAT KEYWAYS AND INTERNALLY THREADED | | SPECIAL FEATURES | SECOND END INT THD IS PARTIALLY BORED,0.875 IN. DP,0.250 IN. DIA | | STEP QUANTITY | 8 | | SURFACE FINISH | 32.0 MICROINCHES |
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