NSN 3040-01-370-6523

Part Details | SHOULDERED SHAFT

3040-01-370-6523 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: 65398091, 6539809-1, 6539809, 3040-01-370-6523, 01-370-6523, 3040013706523, 013706523

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30JAN 28, 199301-370-652322914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

PLAIN

PLAIN

Cross Reference | NSN 3040-01-370-6523
Part Number Cage Code Manufacturer
6539809-153711NAVAL SEA SYSTEMS COMMAND
653980953711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 3040-01-370-6523
Characteristic Specifications
FIRST END STYLE2 PLAIN
MATERIAL STEEL COMP 4340
FIRST END DIAMETER1.0000 INCHES NOMINAL
FIRST END EXTERNAL THREAD LENGTH1.107 INCHES NOMINAL
SECOND END STYLE7 PLAIN
SECOND END DIAMETER0.6240 INCHES NOMINAL
SECOND END WIDTH ACROSS FLATS0.3125 INCHES NOMINAL
LARGEST STEP DIAMETER1.0000 INCHES MAXIMUM
OVERALL LENGTH1.7500 INCHES NOMINAL
STEP QUANTITY4