4202042

View detailed technical data, stock status, and sourcing information for: 4202042
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3020 Gears, Pulleys, Sprockets and Transmission Chain

National Stock Number

3020-01-122-7916

Item Name Code

05466

Assigment Date

11/28/1981 (44 years ago)

A single component that determines the mode of operation of a radio set.

plain, solid body style, 98 teeth quantity, plain both ends bore style, 1.2250 inches nominal pitch diameter, mounting hole attachment method

Product Characteristics

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

Body Style: plain, solid
Attachment Method: mounting hole
Pitch Diameter: 1.2250 inches nominal
Teeth Quantity: 98
Bore Style: plain both ends
Mounting Hole Type And Quantity: 2 plain transversely through hub, first end
Nominal Outside Diameter: 1.250 inches
Tooth Form: standard
Pressure Angle: 20.0000 degrees
Nominal Distance Between Body Face And Protruding Hub End: 0.218 inches first end
Face Nominal Width: 0.125 inches
Bore Nominal Diameter: 0.187 inches both ends
Hub Style Designator: plain first end
Hub Nominal Diameter: 0.375 inches first end
Mounting Hole Nominal Diameter: 0.065 inches transversely through hub, first end
Material: steel comp 302 overall
Material Document And Classification: mil-s-7720,cond a mil spec single material response overall
Surface Treatment: passivate overall
Style Designator: protruding hub

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
10106658	Spur Gear
4202042	Spur Gear
4202042-3	Spur Gear

FAQs

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

What is the FSCG of the NSN 3020-01-122-7916?

The FSCG of the NSN 3020-01-122-7916 is 3020

Does the NSN 3020-01-122-7916 have a Schedule B code assigned?

Yes, the Schedule B code is 8483409000

Does NSN 3020-01-122-7916 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 3020-01-122-7916 contain precious materials?

Item does not contain precious metal.

Does NSN 3020-01-122-7916 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 3020-01-122-7916 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Sat, Nov 28, 1981