Here are the actual thread dimension data for bspp and bspt threads. Taper threads british standard pipe taper thread bspt.
B16 11 Stainless Steel Threaded Fittings Manufacturers Npt
Bsp pipe fittings dimensions. In the chart youll also see dash sizes which are a convenient shorthand reference for identifying the type. Pitch is threads per inch tpi. Gas r g also refer to bsp. In europe metric din pipe threads are common on german machines. Thread size refers to the nominal bore of the pipe. 14 6mm from thread diameter measurement for nominal pipe size.
Smaller sizes can be 10mm thread pitch and larger sizes can be 20mm thread pitch. So if the od of a bspp male thread measures one inch 1 the thread size will be 34. Stainless steel 316 grade bsp pipe fittings rated to 150lbs male threads are taperfemale. Note that the gage length dimension pertains only to the bspt tapered thread. 14 inch bsp compressed air connections. These generally have a 15mm thread pitch although this can vary.
Stainless steel 316 grade bsp pipe fittings rated to 150lb screwed bspp male cf8m 316 stainle. Similarly a thread that measures 1 is actually a 34 bsp thread. Male iron pipe may be bsp or npt. The major diameter is a bit larger smaller than the actual od of the pipe and the minor diameter should be very close to what you would measure inside the female threaded end of a fitting. Subtract 14 inch 025 from the od measurement. British standard pipe parallel bspp we offer a wide variety british standard pipe parallel bspp adapters.
British standard pipe bsp technical standards for screw threads that has been adopted internationally for interconnecting and sealing pipes and fittings by mating an external thread with an internal female threadit has been adopted as standard in plumbing and pipe fitting except in north america where npt and related threads are used. Measure the threads outer diameter od in inches. A 2 fitting would measure 59614mm across the threads it is still called a 2 bsp fitting. Bspp or parallel thread pipes are available in a number of sizes and designs for your unique needs. Just to confuse things often the t in bspt refers to thread and doesnt indicate either taper or parallel. 38 inch bsp central heating oil line connections some european toilet cistern fill valves not common in uk.
To accurately identify any bspp or bspt fitting measure from one side of the thread to the other and refer to the chart above. These fittings can withstand intense psi pressure levels and high temperatures. In stock and ready to ship. Choose from our selection of bspp to npt pipe fitting adapters including over 225 products in a wide range of styles and sizes. Typical sizes and uses are. If the fitting measured 33249mm across it is a 1 bsp fitting and you would refer to it as a 1 bsp fitting.
Gallery of Bsp Pipe Fittings Dimensions
