The AS568-171 DUPONT KALREZ 4079 O-Ring by Freudenberg-NOK is engineered for superior sealing performance in critical applications. This O-ring features a diameter of 2.2 inches and is crafted from Kalrez, providing outstanding resistance to extreme temperatures and aggressive chemicals. Ideal for use in aerospace, automotive, and chemical processing industries, it meets stringent industry standards for reliability. The precise dimensions ensure a perfect fit, making it a preferred choice for engineers seeking durable and effective sealing solutions.