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National Stock Number:
3040-01-509-6112
Federal Supply Class:
3040
National Item Identification Number:
015096112
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:
| 11447564-002 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END GROOVE DIAMETER | 1.0000 INCHES MINIMUM AND 1.0150 INCHES MAXIMUM | | FIRST END GROOVE WIDTH | 0.1200 INCHES NOMINAL | | FIRST END HOLE DIAMETER | 0.1400 INCHES MINIMUM AND 0.1500 INCHES MAXIMUM | | FIRST END DIAMETER | 1.3720 INCHES MINIMUM AND 1.3730 INCHES MAXIMUM | | FIRST END DISTANCE FROM END TO GROOVE | 2.210 INCHES NOMINAL | | FIRST END DISTANCE FROM HOLE CENTER TO END | 0.350 INCHES NOMINAL | | FIRST END EXTERNAL THREAD LENGTH | 2.210 INCHES NOMINAL | | FIRST END STYLE | CIRCULAR GROOVED, CROSS DRILLED HOLE, AND EXTERNALLY THREADED | | LARGEST STEP DIAMETER | 1.498 INCHES MINIMUM AND 1.499 INCHES MAXIMUM | | OVERALL LENGTH | 5.610 INCHES NOMINAL | | SECOND END DIAMETER | 1.4980 INCHES MINIMUM AND 1.4990 INCHES MAXIMUM | | SECOND END INTERNAL THREAD LENGTH | 2.850 INCHES NOMINAL | | SECOND END FLAT DEPTH | 0.3780 INCHES MINIMUM AND 0.4190 INCHES MAXIMUM | | SECOND END FLAT LENGTH | 0.620 INCHES NOMINAL | | SECOND END STYLE | FLATTED AND INTERNALLY THREADED | | SPECIAL FEATURES | FIRST END THREADS ARE 1.125-12 UNF, CLASS 2A; SHAFT HAS TWO GROOVES - SECOND GROOVE IS 1.130 INCHES FROM FIRST END GROOVE; SECOND GROOVE DIAMETER IS 1.302 TO 1.312 INCHES; TWO UNTHREADED CROSS DRILLED HOLES LOCATED FROM STEP AT SECOND END 0.620 INCH TOWARD FIRST END ALONG LENGTH; CROSS DRILLED HOLES ARE 0.182 TO 0.192 INCH DIAMETER POSITIONED 87.0 TO 93.0 DEGREES APART AROUND CIRCUMFERENCE; INTERNAL THREADS SECOND END ARE 0.127-27 NPT. AND INTERSECT CROSS DRILLED HOLES; SECOND END IS FLATTED TWO SIDES 1.080 TO 1.120 INCHES ACROSS FLATS | | STEP QUANTITY | 2 | | SURFACE FINISH | 63.0 MICROINCHES |
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