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National Stock Number:
3040-01-191-8372
Federal Supply Class:
3040
National Item Identification Number:
011918372
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:
| 300-4684425 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 300-4684425ITEM6 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 87774-3606 | 96169 | ELECTRIC BOAT CORPORATION | | 87774-3606 ITEM 6 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.9980 INCHES NOMINAL | | FIRST END SPLINE LENGTH | 3.000 INCHES NOMINAL | | FIRST END SPLINE MAJOR DIAMETER | 0.9970 INCHES NOMINAL | | FIRST END SPLINE MINOR DIAMETER | 0.8390 INCHES NOMINAL | | FIRST END SPLINE QUANTITY | 10 | | FIRST END STYLE | SPLINED (STRAIGHT) | | LARGEST STEP DIAMETER | 2.250 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-B-24059 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | COPPER ALLOY 632 | | OVERALL LENGTH | 6.740 INCHES NOMINAL | | SECOND END EXTERNAL THREAD LENGTH | 1.500 INCHES NOMINAL | | SECOND END DIAMETER | 2.2500 INCHES NOMINAL | | SECOND END STYLE | EXTERNALLY AND INTERNALLY THREADED | | SECOND END INTERNAL THREAD LENGTH | 2.260 INCHES NOMINAL | | SPECIAL FEATURES | ONE HOLE IN SECOND END 0.320 IN. DIA X 0.306 IN. DEEP LOCATED 0.940 FROM END TO CENTER | | STEP QUANTITY | 3 | | SURFACE FINISH | 125.0 MICROINCHES |
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