... diameter and thicknessBeryllium Copper bushing or similar lining for a bearing,according to you request. We produce different diameter ... and thicknessBeryllium Copper bushing or similar lining for a bearing,Specification: Alloy:C51910 CU Purity:93% Sn17% ... and 5240,CU purity92%,SN18%Standard complied: ASTM B-88, EN-1057, ISO9001,Outer Diameter: 4mm ~1000mmWall Thickness ...