CNS is positioned to offer solutions to your toughest structural fastening problems. We combine high quality materials, extensive application knowledge and expert manufacturing to create fastening products for industrial uses. We are able to respond quickly to assure the success…

Non Distributors: Thank you for visiting our web site! Distributors: Please click on Distributor Locator for a list of distributors in your area.  

Coupling Nut Supply 100 Veterans Drive, PO Box 499 Johnson Creek, WI 53038 Phone: 920-699-8808 Toll Free: 800-558-0100 Fax: 920-699-8818 At CNS, our customer service department consists of friendly, knowledgeable people who are ready and able to assist.

Coupling Nut Supply sells products through leading fastener distributors throughout the United States.

Heavy hex nuts are the strongest of all the comparably graded nut designs because of its greater length of thread engagement and greater resistance to dilation (widening or stretching). Our heavy hex nuts are manufactured in accordance with ASTM standard.…

We manufacture custom spacers for manufacturing and other applications. Custom spacers are ideal for bearing adjustment and constant force spacer applications. They are an advanced solution to shimming and wavy washers. Assembly time is greatly reduced, accuracy and precision are…

Our team of professionals will work with your company to ensure your exact needs and specifications are met. Whether low volume or high volume, we offer quick turnaround and competitive pricing. While we also distribute standard fasteners, our specialty is…

Reducer Coupling Nuts are available for conversion from a larger diameter threaded rod to a smaller diameter threaded rod. Sizes range from 10/32 to 5-4 internal thread Length ranges from 1"-14" Grades: 2,5,8 Material: Stainless, steel, brass and aluminum Finish:…

Nuts are used to attach machine thread fasteners. Different types of nuts come in various sizes and materials. Sleeve Nuts are used to couple tie rods and provide a limited degree of length adjustment Square Nut, Cap Nut, Heavy Hex…