... Cars 3) ISO9001 4) Widely used Mechanical Seals:1) We can supply all types of pump kit machinery sealing elements and sealing auxiliary ... , WMBIA, WM1, WM20 and WMFBD Industrial pump seal: WM1527, WMCG, WM58U 59U, WM5Q and WMCU Double mechanical seal: WM202/208, WM50D, WM47D and WD5ED ...