NSN 3040-01-124-2758

Part Details | SHOULDERED SHAFT

3040-01-124-2758 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.

Alternate Parts: MR1348, MR134-8, 3040-01-124-2758, 01-124-2758, 3040011242758, 011242758

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30DEC 30, 198101-124-275822914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

FLATTED

FLATTED

Cross Reference | NSN 3040-01-124-2758
Part Number Cage Code Manufacturer
MR134-856848UNITED STATES DEPARTMENT OF TREASURYMINT PROCUREMENT DIV
Technical Data | NSN 3040-01-124-2758
Characteristic Specifications
FIRST END STYLE FLATTED
MATERIAL STEEL
FIRST END FLAT DEPTH0.0310 INCHES NOMINAL
FIRST END FLAT LENGTH0.500 INCHES NOMINAL
FIRST END DIAMETER0.4880 INCHES MINIMUM AND 0.4900 INCHES MAXIMUM
END SIMILARITY IDENTICAL
LARGEST STEP DIAMETER1.000 INCHES NOMINAL
OVERALL LENGTH2.250 INCHES NOMINAL
STEP QUANTITY3
SPECIAL FEATURES0.031 IN. BY 45.0 DEG CHAMFER BOTH ENDS; 0.375 IN. DIA THRU-DRILL CENTRALLY LOCATED ON LARGEST DIA PARELLEL TO FLATS; 0.250-20 UNC THREADED HOLE,CENTRALLY LOCATED BETWEEN FLATS AND PERPENDICULAR TO THRU-DRILL,ACCOMMODATES 0.375 IN. LONG 0.250-20 UNC THREADED SETSCREW