NSN 3040-01-374-8541

Part Details | SHOULDERED SHAFT

3040-01-374-8541 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: 2478W298, 2478W298, 3040-01-374-8541, 01-374-8541, 3040013748541, 013748541

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30APR 30, 199301-374-854122914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

PLAIN

FLATTED

PLAIN

FLATTED

Cross Reference | NSN 3040-01-374-8541
Part Number Cage Code Manufacturer
2478W2980GD25ALLIED DEFENSE INDUSTRIES INC.DBA A D I SERVICES
2478W298U1605HONEYWELL AEROSPACE YEOVILDIV AEROSPACE -YEOVIL
Technical Data | NSN 3040-01-374-8541
Characteristic Specifications
FIRST END STYLE PLAIN
MATERIAL ALUMINUM ALLOY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225 TO 4(T6) FED SPEC SINGLE MATERIAL RESPONSE
FIRST END DIAMETER0.2550 INCHES NOMINAL
END SIMILARITY NOT IDENTICAL
SECOND END STYLE FLATTED
SECOND END FLAT DEPTH0.0210 INCHES NOMINAL
SECOND END FLAT LENGTH1.1500 INCHES NOMINAL
SECOND END DIAMETER0.3739 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM
LARGEST STEP DIAMETER0.374 INCHES NOMINAL
OVERALL LENGTH1.345 INCHES NOMINAL
STEP QUANTITY2