3020-00-006-3999

Find complete technical information, availability, and procurement data for: 3020-00-006-3999
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3020 Gears, Pulleys, Sprockets and Transmission Chain

National Stock Number

3020-00-006-3999

Item Name Code

08109

Assigment Date

06/25/1972 (54 years ago)

A pulley with one or more grooved faces or rims of the same diameter. For pulleys encased in a shell or frame, see block, tackle. For items specifically designed for aviation, see pulley(1), groove, aviation.

length: 6.312, Pitch Diameter: 9.806

Product Characteristics

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

Web/spoke Relationship To Face Centerline: Offset
Split Hub Feature: Not included
Securing Method: Threaded hole
Keying Facility: Not included
Hole Location: Through body
Counterbore Location: Bb end
Counterbore Feature: Included
Groove Quantity: 2
Bearings: Not included
Bore Type: Tapered
Design Form: Spoked
Face Width: 4.44 inches
Material and Location: Any acceptable
Taper Bore Minor Diameter: 2.046 inches
Taper Bore Major Diameter: 2.22 inches
Securing Hole Quantity: 6
Pitch Diameter: 9.806 inches
V Groove Angle In Deg: 38
Bore Length: 2.81 inches
Thread Size: 0.5-13
Bolt Circle Diameter: 5.25 inches
Overall Length: 6.312 inches
Outside Diameter: 10.414 inches
Groove Width: 0.785 inches
Counterbore Depth: 1.01 inches
Groove Depth: 0.688 inches
Counterbore Diameter: 2.82 inches
Lightening Hole: Not included
Integral Cooling Vane: Included
Groove Shape: V
Bore Feature: Included
Securing Location: Aa end
Hub End Outside Diameter and Location: 3.5 inches aa end
Distance From Outside Flange/rim To Hub End and Location: 2 inches aa end and 3.122 inches bb end
Style Designator: Webbed or spoked

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
4390746	Groove Pulley
74394264	Groove Pulley

FAQs

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

What is the FSCG of the NSN 3020-00-006-3999?

The FSCG of the NSN 3020-00-006-3999 is 3020

Does the NSN 3020-00-006-3999 have a Schedule B code assigned?

Yes, the Schedule B code is 8487900080

Does NSN 3020-00-006-3999 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 3020-00-006-3999 contain precious materials?

Precious metal content is unknown

Does NSN 3020-00-006-3999 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 3020-00-006-3999 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Sun, Jun 25, 1972

What is the overall length of nsn 3020-00-006-3999?

6.312 inches