FPT stands for Female Pipe Taper, synonymous with Female National Pipe Taper or Female National Pipe Thread. You screw the tapered male end of the pipe into the female end. A dryseal thread is designed to crush when tightened and withstand greater heat or pressure than NPT pipe fittings are.

what is the difference between PT and NPT thread? The difference between NPT/PT thread and G thread. 2. The abbreviation of PT is Pipe Thread, 55 degrees sealed tapered Pipe Thread, belongs to the family of wyeth Thread,it main used in Europe and the commonwealth countries. More commonly used in water and gas Pipe industry, the taper regulations is 1:16.

Keeping this in consideration, are BSP and NPT interchangeable?

BSPT equivalent is NPT and BSPPs equivalent is NPS. Never swap threads if it is a high pressure application. NPT/NPS and BSP threads are not compatible due to the differences in their thread forms, and not just the fact that most sizes have a different pitch.

What is meant by NPT thread?

NPT stands for National Pipe Tapered threads, also known as ANSI/ASME B1. 20.1 pipe threads. It is a U.S. standard for measuring tapered threads on threaded pipes and fittings. Unlike straight threads found on a bolt, a taper thread will pull tight, making a closer seal.