EPDM | DIN | 131.7mm ¬†outside diameter (mm) –¬†Inside diameters (mm)

Fire Safe PSI plug

131.7-74/76mm

Fire Safe PSI plug

131.7-90/92mm

Fire Safe PSI plug

131.7-76/78mm

Fire Safe PSI plug

131.7-78/80mm

Fire Safe PSI plug

131.7-88/90mm