NSN 3040-01-328-6398

Part Details | SHOULDERED SHAFT

3040-01-328-6398 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: 7N2840 ITEM 3, 7N2484, 1179712, 3040-01-328-6398, 01-328-6398, 3040013286398, 013286398

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30NOV 06, 199001-328-639822914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

PLAIN

PLAIN

Cross Reference | NSN 3040-01-328-6398
Part Number Cage Code Manufacturer
7N2840 ITEM 311083CATERPILLAR INC.DBA CATERPILLAR
7N248411083CATERPILLAR INC.DBA CATERPILLAR
117971211083CATERPILLAR INC.DBA CATERPILLAR
Technical Data | NSN 3040-01-328-6398
Characteristic Specifications
FIRST END STYLE PLAIN
MATERIAL STEEL
FIRST END DIAMETER2.9970 INCHES NOMINAL
END SIMILARITY NOT IDENTICAL
SECOND END STYLE PLAIN
SECOND END DIAMETER2.5000 INCHES NOMINAL
LARGEST STEP DIAMETER5.460 INCHES NOMINAL
STEP QUANTITY4