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.

National pipe thread - Wikipedia

NPT vs BSP Thread Differences. NPT - Stattin Stainless

How do you determine NPT from BSP - QC Hydraulics

BSP vs NPT Threads: What are the Differences? Topa

Main differences between BSPP or Gas, BSPT and NPT threads

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

BSP vs NPT Threads: What are the Differences? Topa

1/4 BSPP CONE SEAT x 1/4 NPT MALE / MALE ADAPTOR-ACT-2NT-04

Threaded End Connections: BSP, NPT or …?