Climax Metal RC-175 Steel Set Screw Coupling - 1.75in Bore, 2.75in OD, 4.5in Length - ASTM A108 Black Oxide - Perfect for Hydraulic Systems & Industrial Machinery Connections

Provides torque transmission and alignmentCost effective coupling designEasily installed where major disassembly would otherwise be requiredBlack oxide provides some corrosion resistanceSpecification: coupling type: Set Screw without Keywayset screw material: Steel - ASTM F912bore - side 1: 1.7500 inset screw thread size: 3/8-16 x 1/2bore - side 2: 1.7500 inseries: RCcoupling material: Steel - ASTM A108harmonization code: 8483.60.8000outside diameter: 2.7500 inweight: 70.56 ozoverall length: 4.5000 incoupling finish / coating: Black Oxide