The 1.250 Inch Shaft Diameter Parallel Spring Diaphragm Mechanical Seal features NBR elastomer, designed for reliable performance in various industrial applications. Manufactured by Freudenberg-NOK, this seal offers excellent durability and resistance to wear, making it suitable for pumps and rotating equipment. The NBR material provides good chemical resistance, ensuring effective sealing in demanding environments. This mechanical seal is engineered to meet industry standards, ensuring compatibility with a wide range of systems and applications, making it a robust solution for preventing leaks and maintaining operational efficiency.