Hoffman Specialty FT015H-4: float & thermostatic steam trap, 1 in NPT, 15 psig seat differential pressure rating.Hoffman Specialty Series FT float and thermostatic steam traps drain condensate continuously and vent air through a balanced pressure thermostatic element. Body and cover are cast iron with a hardened stainless steel valve pin and seat, stainless steel float and lever assembly; Series H bodies offer two inlets and two outlets for piping flexibility, Series I is an in-line pattern that minimizes height change, and Series C and X cover larger sizes. Body design pressure is 250 psig for 3/4 to 1-1/4 in and 175 psig for 1-1/2 to 2 in.Specifications Size: 1 in Connection: NPT Seat differential pressure rating (PMO): 15 psig Body design pressure (PMA): 250 psig Weight: 11.7 lb Manufacturer documentation: Hoffman Specialty general catalog HS-900.
