Line Rupture Valve (1.5″) – OLS# 637571 October 3, 2022 / Line Rupture Valves and Parts < > Line Rupture Valve (1.5") - OLS# 637571 facebook twitter linkedin Product Details Additional Information Line Rupture Valve assembly 1.5" - OLS# 637571 Category: Line Rupture Valves and Parts Sub-Categories: