On Lincoln Manufacturings website, you will find data related to API Casing and Tubing Threads:
• STC Short Threaded Connection
• LTC Long Threaded Connection
• BTC Buttress Threaded Connection
• NUE Non Upset External Ends
• EUE External Upset Ends
• BTC* Improved Buttress Threaded Connection
Data concerning other connections which LMI produces, including Line Pipe, Merchant and Water Well connections, is available upon request.