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National Stock Number: 3040-01-491-8337
Federal Supply Class: 3040
National Item Identification Number: 014918337
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:
342-7067322-68 | 53711 | NAVAL SEA SYSTEMS COMMAND | 7067322 | 53711 | NAVAL SEA SYSTEMS COMMAND | H643-7003 | 96169 | ELECTRIC BOAT CORPORATION | H643-7003-68 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
END SIMILARITY | NOT IDENTICAL | FIRST END DIAMETER | 0.9970 INCHES MINIMUM AND 0.9980 INCHES MAXIMUM | FIRST END SPLINE LENGTH | 1.290 INCHES NOMINAL | FIRST END SPLINE MAJOR DIAMETER | 0.9970 INCHES MINIMUM AND 0.9980 INCHES MAXIMUM | FIRST END SPLINE MINOR DIAMETER | 0.8340 INCHES MINIMUM AND 0.8390 INCHES MAXIMUM | FIRST END SPLINE QUANTITY | 10 | FIRST END STYLE | SPLINED (STRAIGHT) | LARGEST STEP DIAMETER | 1.500 INCHES NOMINAL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE | MATERIAL | STEEL | PART NAME ASSIGNED BY CONTROLLING AGENCY | SHAFT, CLUTCH COMB AIDE OP GEAR A&D | PROPRIETARY CHARACTERISTICS | PACS | OVERALL LENGTH | 6.240 INCHES NOMINAL | SECOND END DIAMETER | 1.1250 INCHES NOMINAL | SECOND END EXTERNAL THREAD LENGTH | 2.380 INCHES NOMINAL | SECOND END STYLE | EXTERNAL THREADED | SPECIAL FEATURES | NHA AIR INDUCTION; SECOND END DIA IS 0.76 IN. FOR 0.18 IN. BEFORE THREADS 1.125-5ACME-2G START, 0.125 IN. HOLE DRILLED IN END TO A DEPTH OF 2.56 IN. GROOVE CUT TO A DIA OF 0.88 IN. 2.38 IN FROM END, HOLE DRILLED IN GROOVE TO A DEPTH OF 0.50 IN; FIRST END IS CROSS DRILLED 0.406 IN. AT ASSEMBLY | SPECIAL TEST FEATURES | HEAT TREAT TO OBTAIN; ULTIMATE STRENGTH: 150,000 PSI (MIN); YEILD STRENGTH: 130,000 PSI (MIN); ELONGATION: 14% | STEP QUANTITY | 5 | SURFACE FINISH | 63.0 MICROINCHES |
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