WS-0770 to WS-42120 Type Socket Clevis Eye Ploe accessories WS type socket clevis eye is used for connection with the steel foot subjected to the bottom of ball & socket-shaped insulator (ball head). According to different usage conditions & structure, socket clevis eyes are composed of single series type & double-series type. WS Type Socket Clevis Eye National Grid Type No. 85 Standard Type Size of Coupling Dimension (mm) Nominal Failure Load (kn) C C1 C2 M H WS-0770 WS-7 16