204165

View detailed technical data, stock status, and sourcing information for: 204165
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3020 Gears, Pulleys, Sprockets and Transmission Chain

National Stock Number

3020-00-447-2222

Item Name Code

36636

Assigment Date

01/01/1963 (63 years ago)

10 second end spline quantity, solid construction, straight spline both ends bore style, spur second gear design type, spur first gear design type

Product Characteristics

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

Spline Quantity: 10 second end
Bore Style: straight spline both ends
Design Type: spur second gear
Design Type: spur first gear
Construction: solid
Hardness Rating: 60.0 rockwell c minimum and 63.00 rockwell c maximum teeth
Nominal Outside Diameter: 2.375 inches first gear
Nominal Outside Diameter: 2.3750 inches second gear
Nominal Overall Length: 1.246 inches
Hub Nominal Length: 0.156 inches first end
Hub Nominal Length: 0.300 inches between first and second gear
Bore Nominal Diameter: 1.469 inches both ends
Hub Style Designator: plain first end
Hub Nominal Diameter: 1.8750 inches between first and second gear
Special Features: grelieve teeth on coast side 0.014-0.016 in. except one segment of three natural teeth in each gear,bore broach 1.4265 in. dia,15 deg 0.078 top,0.109 bottom on each hole
Material: steel comp 4620 overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2520-00-318-0637	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
204165	Gear Cluster
2095533	Gear Cluster
667035	Gear Cluster
8393263	Gear Cluster
T93-21-2	Gear Cluster
WT-215-15D	Gear Cluster

FAQs

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

What is the FSCG of the NSN 3020-00-447-2222?

The FSCG of the NSN 3020-00-447-2222 is 3020

Does the NSN 3020-00-447-2222 have a Schedule B code assigned?

Yes, the Schedule B code is 8483409000

Does NSN 3020-00-447-2222 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 3020-00-447-2222 contain precious materials?

Precious metal content is unknown

Does NSN 3020-00-447-2222 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 3020-00-447-2222 was assigned to the Federal Catalog?

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