NSN 3040-01-259-7278

Part Details | SHOULDERED SHAFT

3040-01-259-7278 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: 192B6314AA1, 119D3917 PIECE 8, 119D3917, 3040-01-259-7278, 01-259-7278, 3040012597278, 012597278

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30JUL 21, 198701-259-727822914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

PLAIN

FLAT KEYWAY

PLAIN

FLAT KEYWAY

Cross Reference | NSN 3040-01-259-7278
Part Number Cage Code Manufacturer
192B6314AA112532GENERAL ELECTRIC COMOTOR BUSINESS GROUP
119D3917 PIECE 812532GENERAL ELECTRIC COMOTOR BUSINESS GROUP
119D391712532GENERAL ELECTRIC COMOTOR BUSINESS GROUP
Technical Data | NSN 3040-01-259-7278
Characteristic Specifications
FIRST END STYLE PLAIN
MATERIAL STEEL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-890 MIL SPEC SINGLE MATERIAL RESPONSE
SURFACE FINISH16.0 MICROINCHES
FIRST END DIAMETER3.3745 INCHES NOMINAL
END SIMILARITY NOT IDENTICAL
SECOND END STYLE FLAT KEYWAY
SECOND END KEYWAY WIDTH0.6260 INCHES NOMINAL
SECOND END EXTERNAL KEYWAY LENGTH3.030 INCHES NOMINAL
SECOND END KEYWAY DEPTH0.320 INCHES NOMINAL
SECOND END DIAMETER2.3745 INCHES NOMINAL
LARGEST STEP DIAMETER4.3775 INCHES NOMINAL
OVERALL LENGTH49.120 INCHES NOMINAL
STEP QUANTITY8