228B277H01

View detailed technical data, stock status, and sourcing information for: 228B277H01
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3020 Gears, Pulleys, Sprockets and Transmission Chain

National Stock Number

3020-00-780-5404

Item Name Code

04456

Assigment Date

01/01/1962 (64 years ago)

1.657 inches nominal outside diameter, 6-32 thread size, 0.406 inches nominal bore length, 0.406 inches nominal overall length, 0.249 inches nominal bore diameter

Product Characteristics

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

Outside Diameter: 1.657 inches nominal
Overall Length: 0.406 inches nominal
Thread Size: 6-32
Bore Diameter: 0.249 inches nominal
Bore Length: 0.406 inches nominal
Pitch Diameter: 1.674 inches nominal
Securing Hole Quantity: 1
Hub Outside Diameter: 0.500 inches nominal both ends
Face Width: 0.156 inches nominal
Design Form: plain
Bore Type: straight
Distance From Hub End To Flange End: 0.250 inches nominal both ends
Hole Location: one located on hub portion of gear between hub and face
Securing Method: threaded hole
Protruding Hub Characteristic: plain
Securing Location: aa end
Teeth Row Quantity: 1
Teeth Quantity Per Row: 28
Hardness Rating Test Method: not rated
Tooth Pitch: 0.187 inches nominal
Material: steel comp 303 or steel comp 303se
Material Document And Classification: qq-s-763, class 7, type b fed spec single material response
Surface Treatment: passivate
Style Designator: plain

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
228B277H01	Sprocket Wheel

FAQs

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

What is the FSCG of the NSN 3020-00-780-5404?

The FSCG of the NSN 3020-00-780-5404 is 3020

Does the NSN 3020-00-780-5404 have a Schedule B code assigned?

Yes, the Schedule B code is 8483901000

Does NSN 3020-00-780-5404 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 3020-00-780-5404 contain precious materials?

Precious metal content is unknown

Does NSN 3020-00-780-5404 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 3020-00-780-5404 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962