1270363

View detailed technical data, stock status, and sourcing information for: 1270363
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3020 Gears, Pulleys, Sprockets and Transmission Chain

National Stock Number

3020-00-737-3689

Item Name Code

36636

Assigment Date

01/01/1963 (63 years ago)

plain both ends bore style, spur first gear design type, 3.2400 inches second gear nominal outside diameter, spur second gear design type, solid construction

Product Characteristics

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

Bore Style: plain both ends
Design Type: spur second gear
Design Type: spur first gear
Construction: solid
Nominal Outside Diameter: 3.2400 inches second gear
Nominal Outside Diameter: 3.8000 inches first gear
Nominal Overall Length: 2.172 inches
Hub Nominal Length: 0.2656 inches second end
Hub Nominal Length: 0.328 inches between first and second gear
Bore Nominal Diameter: 1.000 inches both ends
Hub Style Designator: plain between first and second gear
Hub Style Designator: plain second end
Hub Nominal Diameter: 1.625 inches second end
Hub Nominal Diameter: 2.085 inches between first and second gear
Material: steel comp 8620 overall
Material Document And Classification: qq-s-624 fed spec single material response overall
Furnished Items And Quantity: 1 externally lubricated bearing

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2520-00-346-2498	No Name Available	01/01/1963

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
1270363	Gear Cluster
7373689	Gear Cluster
WT-258-10B	Gear Cluster

FAQs

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

What is the FSCG of the NSN 3020-00-737-3689?

The FSCG of the NSN 3020-00-737-3689 is 3020

Does the NSN 3020-00-737-3689 have a Schedule B code assigned?

Yes, the Schedule B code is 8483409000

Does NSN 3020-00-737-3689 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 3020-00-737-3689 contain precious materials?

Precious metal content is unknown

Does NSN 3020-00-737-3689 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 3020-00-737-3689 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963