Optional design may incorporate wrench flats milled on round bar stock in larger sizes; change part no. designation to Style 05 382405SK0 (1-1/2") or 383205SK0 (2")
NPSH coupling threads are available in specific sizes. It is possible to connect the swivel fitting of the NPSH to a standard NPT tapered thread using a gasket to seal the joint. Consult factory for availability.
Female pipe threads (FNPT) are manufactured to American National Standard taper pipe thread specifications — ANSI B2.1
Pipe thread fittings can be manufactured to ISO standards with either a 24º or 60º truncated cone
British BSPT (British Standard Pipe Taper) and BSPP (British Standard Pipe Parallel) are also offered
J.I.S. (Japanese Industrial Standard) fittings have also been produced