BSP and NPT and other worldwide Thread Information

Standard European Solenoid Valves are normally BSP (British Standard Pipe) female thread, but you can have BSP P parallel and BSP T Tapered Threads.

Thread Data Charts

BSP NPT Fittings: Which Seal Do You Need?, 60% OFF

National pipe thread - Wikipedia

Pipe Thread Types and Designations

G Thread (BSP) to NPT (US Thread) Pipe Fitting Adapter with G

Are BSP & NPT Threads Compatible? BSP vs. NPT

BSP Threads: A Complete Guide - EngineerExcel

BSP NPT Fittings: Which Seal Do You Need?, 60% OFF

How to Identify BSP and NPT Fittings

Understanding NPT and Other Pipe Thread Types