NSN 3040-01-274-4789

Part Details | SHOULDERED SHAFT

3040-01-274-4789 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: A3030621, 3040-01-274-4789, 01-274-4789, 3040012744789, 012744789

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30MAR 09, 198801-274-478922914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

PLAIN

CIRCULAR GROOVED

PLAIN

CIRCULAR GROOVED

Cross Reference | NSN 3040-01-274-4789
Part Number Cage Code Manufacturer
A303062180063US ARMY COMMUNICATIONS &ELECTRONICS MATERIEL READINESS
Technical Data | NSN 3040-01-274-4789
Characteristic Specifications
FIRST END STYLE PLAIN
MATERIAL STEEL COMP 304
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE
FIRST END DIAMETER3.0 MILLIMETERS NOMINAL
END SIMILARITY NOT IDENTICAL
SECOND END STYLE CIRCULAR GROOVED
SECOND END GROOVE WIDTH0.64 MILLIMETERS NOMINAL
SECOND END GROOVE DIAMETER2.3 MILLIMETERS NOMINAL
SECOND END DISTANCE FROM END TO GROOVE1.0 MILLIMETERS NOMINAL
SECOND END DIAMETER3.0 MILLIMETERS NOMINAL
LARGEST STEP DIAMETER7.0 MILLIMETERS NOMINAL
OVERALL LENGTH13.6 MILLIMETERS NOMINAL
STEP QUANTITY3