The 5/16-18 X 2-1/4" HHCS GR8 COUPLINGS/FLEX CLUTCH from Dodge Industrial is designed for high-strength applications requiring reliable torque transmission. This coupling features a size of 5/16-18 with a length of 2-1/4 inches, making it suitable for various industrial machinery. Constructed from Grade 8 materials, it offers superior tensile strength and resistance to wear, ensuring dependable performance in demanding environments. The hex head design allows for easy installation and secure fastening, making it a practical choice for maintenance professionals. This product meets industry standards, ensuring compatibility with a wide range of systems and applications.