valves
watts 1 1 4 740 075 safety relief valve1 1 4x1 1 2side dia .75 psi
safety relief valve body material iron inlet type fnpt outlet type fnpt inlet size 1 1 4 in . outlet size 1 1 2 in . factory set pressure 75 psi pressure range 30 to 75 psi 4285000 btuh disc material silicone overall height 8 3 4 in . application for pressure protection of hot water heating boilers overall length 4 5 8 in . seat material bronze spring material stainless steel temp . range 0 degrees to 250 degrees f test lever yes standards asme sectioniv rated br b features b ul li application for pressure protection of hot water heating boilers li li btuh 4285000 li li height in . 8 3 4 li li inlet outlet in . 1 1 4 x 1 1 2 li li item safety relief valve li li length in . 4 5 8 li li material of construction iron li li preset setting psi 75 li li temp . range 0 degrees to 250 degrees f li li body material iron li li btuh rating 4285000 li li connection threaded li li inlet type fnpt li li overall height 8 3 4 li li overall length 4 5 8 li li pressure range 30 to 75 psi li li seat material bronze li li standards asme sectioniv rated li li outlet type fnpt li li disc material silicone li li spring material stainless steel li li inlet size 1 1 4 li li outlet size 1 1 2 li li certification nb li li factory set pressure 75 psi li li test lever yes li ul
watts