Product Details | SHOULDERED SHAFT

3040-00-752-8521 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.

Part Alternates: 7528521, 3040-00-752-8521, 00-752-8521, 3040007528521, 007528521

Mechanical Power Transmission Equipment | Miscellaneous Power Transmission Equipment

Supply Group (FSG) NSN Assign. NIIN
30 01 JAN 1962 00-752-8521

Drawings & Photos | NSN 3040-00-752-8521


Cross Reference | NSN 3040-00-752-8521

Part Number Cage Code Manufacturer
7528521 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

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Technical Data | NSN 3040-00-752-8521

Characteristic Specifications
MATERIAL STEEL
FIRST END STYLE 12 EXTERNAL THREADED
FIRST END DIAMETER 1.3750 INCHES NOMINAL
FIRST END EXTERNAL THREAD LENGTH 2.000 INCHES NOMINAL
END SIMILARITY NOT IDENTICAL
SECOND END STYLE 1 PLAIN
SECOND END DIAMETER 2.7490 INCHES NOMINAL
LARGEST STEP DIAMETER 5.000 INCHES NOMINAL
OVERALL LENGTH 8.375 INCHES NOMINAL
STEP QUANTITY 3
SPECIAL FEATURES CHAMFERED EDGES ON ALL STEPS;KEY WAY ON STEP ONE ALSO IS THREADED

Restrictions/Controls & Freight Information | NSN 3040-00-752-8521

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information