NSN 3040-01-026-9331

Part Details | SHOULDERED SHAFT

3040-01-026-9331 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: 8437275, 3040-01-026-9331, 01-026-9331, 3040010269331, 010269331

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30SEP 01, 197601-026-933122914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

PLAIN

CIRCULAR GROOVED

PLAIN

CIRCULAR GROOVED

Cross Reference | NSN 3040-01-026-9331
Part Number Cage Code Manufacturer
843727519204ARMY, UNITED STATES DEPARTMENT OFTHE
Technical Data | NSN 3040-01-026-9331
Characteristic Specifications
FIRST END STYLE PLAIN
SURFACE FINISH125.0 MICROINCHES
FIRST END DIAMETER1.3740 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM
END SIMILARITY NOT IDENTICAL
SECOND END STYLE CIRCULAR GROOVED
SECOND END GROOVE WIDTH0.5640 INCHES NOMINAL
SECOND END GROOVE DIAMETER1.2750 INCHES MINIMUM AND 1.2800 INCHES MAXIMUM
SECOND END DISTANCE FROM END TO GROOVE0.233 INCHES NOMINAL
SECOND END DIAMETER1.3735 INCHES MINIMUM AND 1.3740 INCHES MAXIMUM
LARGEST STEP DIAMETER1.500 INCHES MINIMUM AND 1.502 INCHES MAXIMUM
OVERALL LENGTH4.188 INCHES MINIMUM AND 4.208 INCHES MAXIMUM
STEP QUANTITY4
SPECIAL FEATURESFLANGE ON FIRST END,0.345 IN. THE DISTANCE FROM FLANGE TO END STYLE,0.230 IN. MIN.-0.260 IN. MAX. THICK,2.300 IN. MIN.-2.320 IN. MAX. W. AND LG,4 CROSS DRILLED HOLES ON FLANGE,0.285 IN. DIA,100 DEG. CSK,0.516 IN.CSK DIA,1.620 IN. LG. THE DISTANCE FROM CTOC OF HOLES,0.810 IN. THE DISTANCE FROM CTOC OF FLANGE TO HOLES