Watts 0526826|WW0526826 - 4 BF03-121-45

This 4 inch butterfly valve is designed specifically for applications which may require an NSF approved valve for potable water system applications. This valve has a lever handle and is constructed with a ductile iron body, aluminum bronze disc, 316 stainless steel shaft, and an NSF approved EPDM seat. It has a 200 psi pressure rating. It is to be used with ANSI 125 or 150 class flanges and comply with API 609 and MSS-SP 67 standards.