SM-B-690449

View detailed technical data, stock status, and sourcing information for: SM-B-690449
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3020 Gears, Pulleys, Sprockets and Transmission Chain

National Stock Number

3020-01-044-7858

Item Name Code

05466

Assigment Date

07/20/1977 (49 years ago)

plain, solid body style, w/counterbore counterbore, first end bore style, 1.167 inches nominal outside diameter, 54 teeth quantity, 1.1250 inches nominal pitch diameter

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: 1.1250 inches nominal
Teeth Quantity: 54
Bore Style: w/counterbore counterbore, first end
Nominal Outside Diameter: 1.167 inches
Tooth Form: standard
Pressure Angle: 14.5000 degrees
Face Nominal Width: 0.125 inches
Bore Nominal Diameter: 0.500 inches counterbore, first end
Counterbore Nominal Depth: 0.060 inches counterbore, first end
Counterbore Nominal Diameter: 0.562 inches counterbore, first end
Material: copper alloy overall
Surface Treatment: nickel overall
Surface Treatment Document And Classification: mil-f-14072,finish no. -313 mil spec single treatment response overall
Style Designator: hubless

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
G143	Spur Gear
SM-B-690449	Spur Gear

FAQs

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

What is the FSCG of the NSN 3020-01-044-7858?

The FSCG of the NSN 3020-01-044-7858 is 3020

Does the NSN 3020-01-044-7858 have a Schedule B code assigned?

Yes, the Schedule B code is 8483409000

Does NSN 3020-01-044-7858 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 3020-01-044-7858 contain precious materials?

Precious metal content is unknown

Does NSN 3020-01-044-7858 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 3020-01-044-7858 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Wed, Jul 20, 1977