The following link will take you directly to out Siemens LA-4000F circuit breaker web page. You will be able to search for renewal parts and view pictures. North American Switchgear, Inc. has been specializing in LA-4000F breakers for over 33 years.
http://www.naswgr.com/Circuit_Breaker_Pages/Siemens/Low_Voltage/LA-4000F.html
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