1.3/4" Y strainer 2.cast iron/SS304/316 pipe line filter ... in the pressure, suck or return pipeline of hydraulic system to filter solid particleThreaded :NPT , BSPT, BSPP, ... ,oil,and other corrosive liquid Feature1,High quality 2,Competitive price 3,Investment casting 4,Easy installation ... applied in refrigeration and coal mine equipment.With 95% capacity of self production. 2 inch threaded Y-strainer ...