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National Stock Number:
3040-01-312-7709
Federal Supply Class:
3040
National Item Identification Number:
013127709
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:
| 6129491 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 87832-1608A | 96169 | ELECTRIC BOAT CORPORATION | | 87832-1608A ITEM 8 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | EXTERNAL KEYWAY LENGTH | 1.000 INCHES MINIMUM AND 1.010 INCHES MAXIMUM SECOND END | | FIRST END DIAMETER | 0.9350 INCHES MINIMUM AND 0.9360 INCHES MAXIMUM | | FIRST END STYLE | PLAIN | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-M-291,CL A FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL | | OVERALL LENGTH | 5.250 INCHES NOMINAL | | SECOND END DIAMETER | 0.7470 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM | | SECOND END STYLE | INDENTED FLAT KEYWAY | | SECOND END KEYWAY DEPTH | 0.105 INCHES MINIMUM AND 0.119 INCHES MAXIMUM | | SECOND END KEYWAY WIDTH | 0.1880 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM | | STEP QUANTITY | 4 |
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