... metal seal: 1.1M8748,2P3395,5K1078,6T8439,7M0481,9W7225,6T8439 2.size:50-1,000mm 3.hardness:58-62HRC 4.we ... .3mm191.2mm38mmR1820182.3mm210.3mm38mmR2650264.9mm292.8mm38mmR3000298mm328mm42mmmetal seal: Our metal seal which is widely applied in track mounted engineering plant, coal mine ... NBR,silicone,FKM,VITON. My factory can produce floating seal according GNL,GOETZE,CAT,KOMATSU. But if you have ...