Cable Clamps-Seals: Type - Circular Cable Clamp; Shell Size - Size 20, 22; Cable OD Max - in - 0.750" OD; Cable OD Max - mm - 19.05 mm OD; Thread Size - 1-3/16"-18; Material - Die Cast Zinc; Finish - Olive Drab/Green Chromate; Application - Jacketed or Protected Cable; Dimensions - 1.375" Dia x 1.187"L (34.93 x 30.15mm); Manufacturer Model - AN3057; Manufacturer Series - 97 Series