1)Main material:porcelain 2)ANSI,IEC standard 3)OEM/ODM High voltage electric pin type insulator 1) ... PIN tpye insulators2) Main material:porcelain3) standard: ANSI,IEC,ISO9001,KEMA etc.4) Item NO.: 56-1, 56 ... -2, 56-3, 56-4, 56-5 seriesRemarkSample availableMAIN DIMENSIONS AND STANDARD ...