2040861-1

View detailed technical data, stock status, and sourcing information for: 2040861-1
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3020 Gears, Pulleys, Sprockets and Transmission Chain

National Stock Number

3020-01-128-9268

Item Name Code

05466

Assigment Date

03/27/1982 (44 years ago)

A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also gear, antibacklash, spur. For bulk material, see rod, pinion.

28 teeth quantity, plain both ends bore style, 90.5 rockwell superficial 15-n nominal body hardness rating, plain, solid body style, 1.6571 inches nominal pitch diameter

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
Pitch Diameter: 1.6571 inches nominal
Teeth Quantity: 28
Bore Style: plain both ends
Hardness Rating: 90.5 rockwell superficial 15-n nominal body
Nominal Outside Diameter: 1.765 inches
Tooth Form: standard
Pressure Angle: 29.0000 degrees
Nominal Distance Between Body Face And Protruding Hub End: 1.224 inches second end
Nominal Distance Between Body Face And Protruding Hub End: 2.236 inches first end
Face Nominal Width: 0.255 inches
Bore Nominal Diameter: 1.020 inches both ends
Hub Style Designator: externally splined, involute splines both ends
Hub Spline Quantity: 26 first end
Hub Spline Quantity: 32 second end
Hub Spline Pitch Diameter: 1.1875 inches nominal second end
Hub Spline Pitch Diameter: 1.3000 inches nominal first end
Material: steel uns k23080 overall
Style Designator: protruding hubs

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
10130508	Spur Gear
2040861	Spur Gear
2040861-1	Spur Gear

FAQs

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

What is the FSCG of the NSN 3020-01-128-9268?

The FSCG of the NSN 3020-01-128-9268 is 3020

Does the NSN 3020-01-128-9268 have a Schedule B code assigned?

Yes, the Schedule B code is 8483409000

Does NSN 3020-01-128-9268 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 3020-01-128-9268 contain precious materials?

Item does not contain precious metal.

Does NSN 3020-01-128-9268 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 3020-01-128-9268 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Sat, Mar 27, 1982