... customer’s special requirements.4) Type: pin type,post type,disc suspension type,spool/shackle type,strain typea. Disc InsulatorsDisc Suspension ... 100,XWP-160b. Pin InsulatorHigh Voltage Lines Pin Type Insulator (ANSI): 56-1,56-2,56- ... 3,56-4,56-5Pin Type Insulator for low & medium voltage lines (ANSI): ... 4,55-5Pin type insulator (AS): PW1-15-A,PW1-22-A,PW1-33-AHigh voltage pin type insulator (BS ...