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National Stock Number:
3040-01-438-0687
Federal Supply Class:
3040
National Item Identification Number:
014380687
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:
| 2C1-252 | 34712 | LAKE SHORE SYSTEMS, INC. | | 2D3-05667 | 34712 | LAKE SHORE SYSTEMS, INC. | | 2D3-05667 ITEM 57 | 34712 | LAKE SHORE SYSTEMS, INC. |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | EXTERNAL KEYWAY LENGTH | 4.312 INCHES NOMINAL SECOND END | | EXTERNAL KEYWAY LENGTH | 4.562 INCHES NOMINAL FIRST END | | FIRST END ANGLE BETWEEN KEYWAYS | 90.0 DEGREES NOMINAL | | FIRST END DIAMETER | 3.3745 INCHES NOMINAL | | FIRST END STYLE | TWO FLAT KEYWAYS | | FIRST END KEYWAY DEPTH | 0.292 INCHES NOMINAL | | FIRST END KEYWAY WIDTH | 0.7500 INCHES NOMINAL | | LARGEST STEP DIAMETER | 4.000 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-633-C-100000 FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL | | OVERALL LENGTH | 54.250 INCHES NOMINAL | | SECOND END ANGLE BETWEEN KEYWAYS | 90.0 DEGREES NOMINAL | | SECOND END KEYWAY DEPTH | 0.417 INCHES NOMINAL | | SECOND END KEYWAY WIDTH | 0.7500 INCHES NOMINAL | | SECOND END DIAMETER | 3.3745 INCHES NOMINAL | | SECOND END STYLE | TWO FLAT KEYWAYS | | SPECIAL FEATURES | 2 THD HOLES ON EACH END 0.500-13UNC-2B X 1.000 DEEP | | STEP QUANTITY | 5 | | SURFACE FINISH | 32.0 MICROINCHES |
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