5122920

View detailed technical data, stock status, and sourcing information for: 5122920
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3020 Gears, Pulleys, Sprockets and Transmission Chain

National Stock Number

3020-00-441-5958

Item Name Code

05464

Assigment Date

05/20/1974 (52 years ago)

mounting hole attachment method, webbed, solid body style, 40 teeth quantity, plain both ends bore style, 4.1250 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: webbed, solid
Attachment Method: mounting hole
Pitch Diameter: 4.1250 inches nominal
Teeth Quantity: 40
Bore Style: plain both ends
Mounting Hole Thread Series Designator: unf axially through flange
Mounting Hole Nominal Thread Size: 0.375 inches axially through flange
Mounting Hole Type And Quantity: 3 threaded axially through flange
Nominal Outside Diameter: 4.5000 inches
Teeth Type: single helix
Tooth Form: standard
Tooth Direction: left
Pressure Angle: 20.0000 degrees
Helix Angle: 17.0000 degrees
Nominal Distance Between Body Face And Protruding Hub End: 0.250 inches first end
Nominal Distance Between Body Face And Protruding Hub End: 0.250 inches second end
Face Nominal Width: 1.188 inches
Bore Nominal Diameter: 1.8750 inches both ends
Hub Style Designator: plain both ends
Hub Nominal Diameter: 2.500 inches second end
Hub Nominal Diameter: 4.812 inches first end
Bolt Hole Circle Nominal Diameter: 3.000 inches axially through flange
Special Features: end item is diesel engine,general motors corp,series 71
Material: steel overall
Style Designator: protruding hubs
Furnished Items And Quantity: 1 externally lubricated bearing

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
016643T	Helical Gear
3020004415958	Helical Gear
5122920	Helical Gear
PC5122920	Helical Gear

FAQs

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

What is the FSCG of the NSN 3020-00-441-5958?

The FSCG of the NSN 3020-00-441-5958 is 3020

Does the NSN 3020-00-441-5958 have a Schedule B code assigned?

Yes, the Schedule B code is 8483409000

Does NSN 3020-00-441-5958 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 3020-00-441-5958 contain precious materials?

Precious metal content is unknown

Does NSN 3020-00-441-5958 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 3020-00-441-5958 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Mon, May 20, 1974