621120

View detailed technical data, stock status, and sourcing information for: 621120
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3020 Gears, Pulleys, Sprockets and Transmission Chain

National Stock Number

3020-00-857-4411

Item Name Code

05466

Assigment Date

01/01/1962 (64 years ago)

A ridge item, usually of flat material, formed into a dihedral angle (generally a right angle) which may be reinforced; it is designed to position, align, or support an item(s) in relation to another. Excludes:brace (as modified); bracket (1), mounting; and bracket, shelf.

plain, solid body style, 1.0833 inches nominal pitch diameter, 36 both ends serration quantity, 26 teeth quantity, serrated both ends bore style

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
Serration Quantity: 36 both ends
Pitch Diameter: 1.0833 inches nominal
Teeth Quantity: 26
Bore Style: serrated both ends
Serration Pitch Diameter: 0.2370 inches nominal both ends
Backlash Designation: grade d
Nominal Outside Diameter: 1.167 inches
Tooth Form: standard
Pressure Angle: 20.0000 degrees
Nominal Distance Between Body Face And Protruding Hub End: 0.298 inches first end
Face Nominal Width: 0.125 inches
Hub Style Designator: 1 step first end
End Nominal Length: 0.276 inches first end
Precision Classification: quality number 8
End Nominal Diameter: 0.343 inches first end
First Step Nominal Length: 0.022 inches first end
First Step Nominal Diameter: 0.843 inches first end
Material: steel uns k24065 overall
Material Document And Classification: mil-s-6709 mil spec single material response overall
Surface Treatment: oxide 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
621120	Spur Gear

FAQs

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

What is the FSCG of the NSN 3020-00-857-4411?

The FSCG of the NSN 3020-00-857-4411 is 3020

Does the NSN 3020-00-857-4411 have a Schedule B code assigned?

Yes, the Schedule B code is 8483409000

Does NSN 3020-00-857-4411 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 3020-00-857-4411 contain precious materials?

Precious metal content is unknown

Does NSN 3020-00-857-4411 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 3020-00-857-4411 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962