Thomas® 218484 Disc Coupling Parts Kit, For Use With Thomas® SR71 Series Size 375 Couplings, 5/16-18 Cap Screw, 7/16-20 Locknut, Steel
Thomas® Disc Coupling Parts Kit, For Use With: Thomas® SR71 Series Size 375 Couplings, 5/16-18 Cap Screw, 7/16-20 Locknut, Steel, 7.62 in OD