Dating Schwinn Headset Hardware

[shopteacher]

Does someone have a picture they can post of the chart showing the symbols and years stamped on Schwinn Headset Hardware to be able to date them?
Thanks!

 

[GTs58]

Does someone have a picture they can post of the chart showing the symbols and years stamped on Schwinn Headset Hardware to be able to date them?
Thanks!

Last week there were some postings in the Muscle Bike/Sting Ray section about this same subject.

 

[shopteacher]

I knew I'd seen it somewhere and there it was. Thanks for the tip!

 

[GTs58]

I'll post that thread here for future reference.

What's Does the Symbol Stamp on Schwinn Stingray's Mean? | Schwinn Stingrays and Other Muscle Bikes

Can any specify what the symbols mean on Schwinn stingray head tube hardware and crank hardware? I also noticed some are thicker than others. Did certain year stingray bikes use thicker hardware? I attached some pics to help but can anyone breakdown the symbols and what year stingray the...

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