58-340

View detailed technical data, stock status, and sourcing information for: 58-340
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3020 Gears, Pulleys, Sprockets and Transmission Chain

National Stock Number

3020-00-019-2645

Item Name Code

36636

Assigment Date

05/15/1968 (58 years ago)

A cylindrical item having a full 360 degree (6.282 radians) complement of teeth on two or more surfaces. It may be a one-piece casting or composed of two or more separate items firmly held together by welding, rivets, pins, or the like, to form a single unit. It is designed to mount on a shaft. For items consisting of a shaft with an integral complement(s) or gear teeth, see gearshaft (as modified). Excludes:gear subassembly, speed decreaser.

spur second gear design type, spur first gear design type, plain both ends bore style, mounting hole attachment method, solid construction

Product Characteristics

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

Attachment Method: mounting hole
Bore Style: plain both ends
Design Type: spur second gear
Design Type: spur first gear
Construction: solid
Nominal Thread Size: 0.112 inches both ends
Nominal Outside Diameter: 2.207 inches fourth gear
Nominal Outside Diameter: 0.562 inches fifth gear
Nominal Overall Length: 0.395 inches
Hub Nominal Length: 0.209 inches between first and second gear
Bore Nominal Diameter: 0.187 inches both ends
Precision Classification: quality number 10 or quality number 11 first gear
Material: aluminum alloy 6061 overall
Material Document And Classification: qq-a-225/8,t6 fed spec single material response overall
Thread Series Designator: unc both ends

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
1771071	Gear Cluster
58-340	Gear Cluster

FAQs

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

What is the FSCG of the NSN 3020-00-019-2645?

The FSCG of the NSN 3020-00-019-2645 is 3020

Does the NSN 3020-00-019-2645 have a Schedule B code assigned?

Yes, the Schedule B code is 8483409000

Does NSN 3020-00-019-2645 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 3020-00-019-2645 contain precious materials?

Item does not contain precious metal.

Does NSN 3020-00-019-2645 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 3020-00-019-2645 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Wed, May 15, 1968