The 97-3057-1007(621) from Amphenol Industrial Operations is cable clamp with 0.312" (7.92mm) cable opening, shell size 12SL; 14; 14S, 3/4-20 thread size and 180° cable exit. This is cable clamp with clamp screws. The 97-3057-1007(621) is zinc die cast cable clamp with zinc alloy plating and black color.