Viking balance spring

A quick learner from Pleasanton, CA says:
March 25, 2021
Channel is 33 inches long (not including plastic ends)
Markings are:
3230 in large horizontal numbers
Then B (or 8) SI in faint vertical lettering at the end of 3230
Then DL in small horizontal lettering after BSI
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Casey from SWISCO responded:
March 26, 2021

Hello,

Take a look and compare our S395-33 channel balance with a 3230 strength option to your original assembly. Thanks for posting! 
33" Series 395 Channel Balance
33" Series 395 Channel Balance
S395-33
$11.52
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