NSN 3040-00-484-1253

Part Details | SHOULDERED SHAFT

3040-00-484-1253 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: 1676838, 3040-00-484-1253, 00-484-1253, 3040004841253, 004841253

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30MAY 21, 196900-484-125322914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

PLAIN

SPLINED (STRAIGHT)

PLAIN

SPLINED (STRAIGHT)

Cross Reference | NSN 3040-00-484-1253
Part Number Cage Code Manufacturer
167683810001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 3040-00-484-1253
Characteristic Specifications
FIRST END STYLE PLAIN
MATERIAL STEEL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-624,GR F54140 FED SPEC SINGLE MATERIAL RESPONSE
SURFACE FINISH16.0 MICROINCHES
FIRST END DIAMETER0.3747 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM
END SIMILARITY NOT IDENTICAL
SECOND END STYLE SPLINED (STRAIGHT)
SECOND END DIAMETER0.4884 INCHES MINIMUM AND 0.4914 INCHES MAXIMUM
SECOND END SPLINE LENGTH1.281 INCHES NOMINAL
SECOND END SPLINE MINOR DIAMETER0.3952 INCHES NOMINAL
SECOND END SPLINE MAJOR DIAMETER0.4914 INCHES NOMINAL
SECOND END SPLINE QUANTITY11
LARGEST STEP DIAMETER0.4999 INCHES MINIMUM AND 0.5002 INCHES MAXIMUM
OVERALL LENGTH10.562 INCHES NOMINAL
STEP QUANTITY3