MYSzHJ_SDA/UM3-WfFQtAI/AAAAAAAAAsU/NDyIxHrc6zM/s400/table_14_8_basic_dimensions_of_NPTF_threads.PNG' alt='Npt Pipe Thread Chart Pdf' title='Npt Pipe Thread Chart Pdf' />Thread Standard Depth For NPT ThreadTypes. Two types of threads are distinguished Parallel straight threads, British Standard Pipe Parallel thread BSPP originally also known as British Standard. Ponyprog Usb To Serial. Valve Assembly A high capacity valve that can be tank wallmounted. Thin Substrate Patch Antenna. Inlet side has a machined flange 1 2 are also female NPT pipe threaded for inlet. What is thread rolling Thread rolling is NOT a metal cutting process Rolling changes physical properties, hardening and strengthening the material. View and Download Woods BACKHOE 1050 operators manual online. BACKHOE 1050 Surge Protector pdf manual download. Just wondering what size drill bit I should be using tapping a hole with an 18 NPT tap, I only have a very small set of bits like 14 or so and none seem fit all.