G56-66

View detailed technical data, stock status, and sourcing information for: G56-66
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3020 Gears, Pulleys, Sprockets and Transmission Chain

National Stock Number

3020-01-012-9587

Item Name Code

05466

Assigment Date

11/20/1975 (50 years ago)

A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also gear, antibacklash, spur. For bulk material, see rod, pinion.

66 teeth quantity, 0.5670 inches nominal outside diameter, 0.5500 inches nominal pitch diameter, plain, solid body style, plain both ends bore style

Product Characteristics

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

Body Style: plain, solid
Pitch Diameter: 0.5500 inches nominal
Teeth Quantity: 66
Bore Style: plain both ends
Nominal Outside Diameter: 0.5670 inches
Tooth Form: standard
Pressure Angle: 20.0000 degrees
Nominal Distance Between Body Face And Protruding Hub End: 0.1880 inches first end
Face Nominal Width: 0.062 inches
Bore Nominal Diameter: 0.1250 inches both ends
Hub Style Designator: pinned first end
Hub Nominal Diameter: 0.3120 inches first end
Precision Classification: quality number 10
Material: aluminum alloy 2024 overall
Material Document And Classification: qq-a-225/6,t4 fed spec single material response overall
Surface Treatment: anodize overall
Style Designator: protruding hub

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
B8A-66	Spur Gear
G56-66	Spur Gear
P120A5-66	Spur Gear

FAQs

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

What is the FSCG of the NSN 3020-01-012-9587?

The FSCG of the NSN 3020-01-012-9587 is 3020

Does the NSN 3020-01-012-9587 have a Schedule B code assigned?

Yes, the Schedule B code is 8483409000

Does NSN 3020-01-012-9587 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 3020-01-012-9587 contain precious materials?

Precious metal content is unknown

Does NSN 3020-01-012-9587 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 3020-01-012-9587 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Thu, Nov 20, 1975