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National Stock Number:
3040-01-379-9078
Federal Supply Class:
3040
National Item Identification Number:
013799078
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:
| 1210D3298 | 03538 | LOCKHEED MARTIN CORPORATION | | 1210D3298 | 34712 | LAKE SHORE SYSTEMS, INC. | | 1210D3298 | 54497 | MARTIN MARIETTA TECHNOLOGIES INC SUB OF MARTIN MARIETTA CORP AERO AND NAVAL SYSTEMS |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | EXTERNAL KEYWAY LENGTH | 0.8700 INCHES NOMINAL SECOND END | | FIRST END DISTANCE FROM HOLE CENTER TO END | 0.5600 INCHES NOMINAL | | FIRST END DIAMETER | 2.0000 INCHES NOMINAL | | FIRST END STYLE | UNTHREADED CROSS DRILLED | | FIRST END HOLE DEPTH | 0.9960 INCHES NOMINAL | | FIRST END HOLE DIAMETER | 0.3590 INCHES NOMINAL | | LARGEST STEP DIAMETER | 2.0000 INCHES NOMINAL | | MATERIAL | STEEL COMP 303 | | OVERALL LENGTH | 4.6400 INCHES NOMINAL | | SECOND END ANGLE BETWEEN KEYWAYS | 0.0 DEGREES MAXIMUM | | SECOND END KEYWAY DEPTH | 0.1410 INCHES NOMINAL | | SECOND END KEYWAY WIDTH | 0.1880 INCHES NOMINAL | | SECOND END DIAMETER | 1.0000 INCHES NOMINAL | | SECOND END STYLE | TWO FLAT KEYWAYS | | SPECIAL FEATURES | SECOND END HAS EXTERNAL THREADS 1.376-18 NS-3A;FIRST END HAS SECOND HOLE 0.359 IN. WITH 1.0008 IN DIA, 2.00 IN DEEP | | STEP QUANTITY | 4 |
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