Description 1.25″ BSP Female Thread to 43mm Outside Diameter Solvent Weld Fitting This fitting has a 1.25” BSP female threaded. The fitting screws onto a 1.25” BSP male thread such as on a pump. This fitting allows you to solvent weld your choice of 43mm (40mm Domestic Waste) fitting/inline equipment. Please Note: This fitting has an outside diameter of 43mm. making it the same size as 43mm solvent weld pipe and unable to receive ridged pipe without the aid of a 43mm internal diameter fitting. sold in a 1 pack Understanding BSP Thread Sizes Please view the chart supplied for a detailed conversion between BSP thread sizes to millimeters
