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National Stock Number:
3040-00-420-7052
Federal Supply Class:
3040
National Item Identification Number:
004207052
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:
| A25A706-076-1 | 99696 | LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN SYSTEMS & GLOBAL SOLUTIONS |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.8750 INCHES NOMINAL | | FIRST END SLOT DEPTH | 0.115 INCHES MINIMUM AND 0.165 INCHES MAXIMUM | | FIRST END SLOT WIDTH | 0.115 INCHES MINIMUM AND 0.165 INCHES MAXIMUM | | FIRST END STYLE | SLOTTED | | LARGEST STEP DIAMETER | 7.000 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7720 COND.B MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 303 | | OVERALL LENGTH | 7.250 INCHES NOMINAL | | SECOND END DIAMETER | 0.5620 INCHES NOMINAL | | SECOND END SLOT DEPTH | 0.218 INCHES NOMINAL | | SECOND END SLOT WIDTH | 0.070 INCHES NOMINAL | | SECOND END STYLE | SLOTTED | | SPECIAL FEATURES | PARTIAL BORE 1ST END 0.375IN. DIA,3.750IN. LG; 2IN. FROM 2ND END IS A HOLE 0.250IN. DIA,1.500IN. LG | | STEP QUANTITY | 2 | | SURFACE FINISH | 125.0 MICROINCHES |
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