4" x 4" 228K-M01-MS
Kunkle Model 228 is a cast iron liquid relief valve with bronze trim and pressure tight cap. UL and FM approved for fire pump installations.
* Overpressure relief and protection of pumps, tanks, lines and hydraulic systems.
* Maximum Set Pressure 175 PSIG
* Minimum Set Pressure 60 PSIG
* Quality Cast Iron Body and Bonnet with Bronze Trim (insert and disc)
* ANSI 250# inlet flange and ANSI 125# outlet flange
* High lift, wing guided disc offers high relieving capacity.
* Pivot between disc and spring corrects misalignment and compensates for spring side thrust.
* Each Kunkle valve is tested and inspected for pressure setting and leakage
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