Aquatrol 88B2a1m1k1-250 Safety Relief Valve, 3/4 X 1 In, 250 Psi
756 lb/hr, Disc Material Bronze, Overall Height 7 1/8 in, Overall Length 7 1/8 in, Seat Material Bronze, Spring Material Stainless Steel, Temp. Light Industrial. & Recepticles. Electrical Outlets. and Enclosures.