NSN 3040-01-286-8655

Part Details | SHOULDERED SHAFT

3040-01-286-8655 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: 5006578, 3040-01-286-8655, 01-286-8655, 3040012868655, 012868655

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30OCT 09, 198801-286-865522914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

FLAT KEYWAY

TONGUE

FLAT KEYWAY

TONGUE

Cross Reference | NSN 3040-01-286-8655
Part Number Cage Code Manufacturer
500657854490DEPT OF THE ARMYU S ARMY ELECTRONICS COMMAND
Technical Data | NSN 3040-01-286-8655
Characteristic Specifications
FIRST END STYLE6 FLAT KEYWAY
MATERIAL STEEL COMP 303
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-A582,COND A NATIONAL SPEC ALL MATERIAL RESPONSES
FIRST END GROOVE WIDTH0.0400 INCHES NOMINAL
FIRST END GROOVE DIAMETER0.2300 INCHES NOMINAL
FIRST END DISTANCE FROM END TO GROOVE0.437 INCHES NOMINAL
FIRST END DIAMETER0.5000 INCHES NOMINAL
FIRST END SLOT DEPTH0.396 INCHES NOMINAL
FIRST END SLOT WIDTH0.188 INCHES NOMINAL
END SIMILARITY NOT IDENTICAL
SECOND END STYLE0 TONGUE
SECOND END FLAT DEPTH0.0497 INCHES NOMINAL
SECOND END FLAT LENGTH0.312 INCHES NOMINAL
SECOND END GROOVE WIDTH0.0290 INCHES NOMINAL
SECOND END GROOVE DIAMETER0.2300 INCHES NOMINAL
SECOND END DISTANCE FROM END TO GROOVE0.599 INCHES NOMINAL
SECOND END DIAMETER0.2497 INCHES NOMINAL
LARGEST STEP DIAMETER0.500 INCHES NOMINAL
OVERALL LENGTH1.500 INCHES NOMINAL
STEP QUANTITY3
SPECIAL FEATURESFIRST END HAS A 0.066 IN. WIDE AND 0.268 IN. LENGTH THRU SLOT;FINISH:PASSIVATE PER QQ-P-35,TYPE 4