General
Flange Information
Attached below is an informational document on the different types and sizes of flanges and hydrant valves .
Identification of BSP Threads
In the attachment below you will see how to identify the size of a BSP thread.
Identification of PSL Couplings
To identify if a coupling was made by PSL Fire & Safety please use the attached document below.
Abbreviations
Not sure what some of the abbreviations mean? Here is some commonly used ones in the industry: BI = British Instantaneous FBI = Female British Instantaneous FBSP = Female British Standard Pipe FBSPT = Female British Standard Pipe Tapered FI = Female ...