3040-01-111-4740

Find complete technical information, availability, and procurement data for: 3040-01-111-4740
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3040 Miscellaneous Power Transmission Equipment

National Stock Number

3040-01-111-4740

Item Name Code

13743

Assigment Date

04/17/1981 (45 years ago)

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.

2.000 inches nominal outside diameter, 3 securing hole quantity, 120.0 angle between centerlines of securing holes in deg, 0.8700 inches minimum and 0.8900 inches maximum bore diameter, 0.093 inches nominal thickness

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Outside Diameter: 2.000 inches nominal
Thickness: 0.093 inches nominal
Bore Diameter: 0.8700 inches minimum and 0.8900 inches maximum
Securing Hole Quantity: 3
Angle Between Centerlines Of Securing Holes In Deg: 120.0
Securing Hole Type And Location: unthreaded-countersunk all holes
Countersunk Hole Angle In Deg And Location: 82.0 all holes
Hole Diameter And Location: 0.1280 inches minimum all holes and 0.1310 inches maximum all holes
Countersink Major Diameter And Location: 0.2350 inches minimum all holes and 0.2450 inches maximum all holes
Material: plastic
Style Designator: plain round

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
12287886	Shaft Collar

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3040-01-111-4740?

The FSCG of the NSN 3040-01-111-4740 is 3040

Does NSN 3040-01-111-4740 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 3040-01-111-4740 contain precious materials?

Item does not contain precious metal.

Does NSN 3040-01-111-4740 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 3040-01-111-4740 was assigned to the Federal Catalog?

It was assigned 45 years ago, on Fri, Apr 17, 1981