External, Asme, 250 psi, 1/2" MNPT
The H Series relief valves can be used in various vapour and liquid applications.
Most H Series relief valves must be used on vapor service only. * Use only advertised hydrostatic relief valves for liquid applications.
The valves are typically installed in ASME tanks, DOT cylinders, and piping applications.
H Series relief valves range in size from 1/4 to 3-inch NPT inlet connections. Set pressures and flow capacities vary by size and application. Materials of construction are typically brass, steel, and stainless steel with nitrile discs.
Type H135-250 UL Listed
Start to Discharge Setting - 250 psig
Container Type - ASME
Vapour Service ONLY