NSN 3040-01-188-8580

Part Details | SHOULDERED SHAFT

3040-01-188-8580 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: 704021, E3942 ITEM 125, E-3942 ITEM 125, E3942, E-3942, 3040-01-188-8580, 01-188-8580, 3040011888580, 011888580

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30SEP 08, 198401-188-858022914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

PLAIN

FLAT KEYWAY

PLAIN

FLAT KEYWAY

Cross Reference | NSN 3040-01-188-8580
Part Number Cage Code Manufacturer
70402107524DOVER ENERGY, INC.DBA BLACKMER PUMP
E-3942 ITEM 12507524DOVER ENERGY, INC.DBA BLACKMER PUMP
E-394207524DOVER ENERGY, INC.DBA BLACKMER PUMP
Technical Data | NSN 3040-01-188-8580
Characteristic Specifications
FIRST END STYLE PLAIN
MATERIAL STEEL
FIRST END DIAMETER1.5748 INCHES NOMINAL
END SIMILARITY NOT IDENTICAL
SECOND END STYLE FLAT KEYWAY
SECOND END KEYWAY WIDTH0.3750 INCHES NOMINAL
SECOND END EXTERNAL KEYWAY LENGTH2.625 INCHES NOMINAL
SECOND END KEYWAY DEPTH0.219 INCHES NOMINAL
SECOND END DIAMETER1.5000 INCHES NOMINAL
LARGEST STEP DIAMETER1.750 INCHES NOMINAL
OVERALL LENGTH9.000 INCHES NOMINAL
STEP QUANTITY4