Precision Quality and Service American Collars and Couplings, Inc. Our Products Our Products Collars are available in: Materials Steel, Aluminum, and Stainless Steel. Finishes Plain, Zinc, and Black Oxide. Types Set, Single Split, Double Split, and Threaded Collars. Threaded Collars 12L14 Steel Black Oxide or Plain303 Stainless Steel Selection Sheet Set Screw Stainless Steel – Type 303-SS Black/Steel/Zinc Stainless Clamp Couplings 12L14 SteelKeyway Avaliable Straight Bore Selection Sheet Set Couplings Rigid 12L14 SteelAvailable:Keyway (Only Straight Bore)Step-up Bore (Available on Request) Selection Sheet Single Split Collar Selection Sheet Double Split Collar Selection Sheet About Us 40+ Years Of Manufacturing Excellence An American Company specializing in precision quality and service to the shaft collar market. About Us Our Contributions Industries We Serve! Machine Controls Industrial Automation Automotive Industry Need Help with Easier Industrial Solutions? We Are Experts! Learn More