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National Stock Number:
3040-01-496-5198
Federal Supply Class:
3040
National Item Identification Number:
014965198
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:
| 596-7409326 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 596-7409326-1 | 53711 | NAVAL SEA SYSTEMS COMMAND | | B541-1113-1 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | EXTERNAL KEYWAY LENGTH | 5.525 INCHES NOMINAL SECOND END | | FIRST END DIAMETER | 4.4960 INCHES MINIMUM AND 4.4980 INCHES MAXIMUM | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 6.995 INCHES MINIMUM AND 7.005 INCHES MAXIMUM | | OVERALL LENGTH | 90.610 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-286 FORM 2 CONDITION HOT FIN,ANNEALED&AGE HARDENED FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | NICKEL ALLOY | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SHAFT,INTERMEDIATE | | SECOND END DISTANCE FROM END TO GROOVE | 3.000 INCHES NOMINAL | | SECOND END EXTERNAL THREAD LENGTH | 3.000 INCHES NOMINAL | | SECOND END GROOVE DIAMETER | 2.1700 INCHES NOMINAL | | SECOND END GROOVE WIDTH | 0.7500 INCHES NOMINAL | | SECOND END DIAMETER | 2.5000 INCHES NOMINAL | | SECOND END STYLE | CIRCULAR GROOVED FLAT KEYWAY AND EXTERNALLY THREADED | | SECOND END KEYWAY DEPTH | 0.981 INCHES MINIMUM AND 0.987 INCHES MAXIMUM | | SECOND END KEYWAY WIDTH | 1.4980 INCHES MINIMUM AND 1.5000 INCHES MAXIMUM | | SPECIAL FEATURES | TOTAL 6 KEY SLOTS, 2 EACH DIAMETRICALLY OPPOSITE ON EACH END AND 2 IN MIDDLE; 5.500-12 UN-2A X 1.880 LONG THREADS ON 1ST END; 2.500-4 UNC-2A X 3.000 LONG INCH THREADS ON 2ND END | | SPECIFICATION/STANDARD DATA | 81348QQ-N-286 FORM 2 CONDITION HOT FINISHED, ANNEALED AND AGE HARDENED GOVERNMENT SPECIFICATION | | STEP QUANTITY | 13 | | SURFACE FINISH | 32.0 MICROINCHES |
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