The Freudenberg-NOK 1.109" NBR O-Ring is designed for reliable sealing in a range of applications. Constructed from durable Nitrile Butadiene Rubber (NBR) with a durometer rating of 70, this O-Ring features a cross-section of 0.139", making it suitable for hydraulic and pneumatic systems. Its chemical resistance ensures longevity against oils and fuels, while compliance with industry standards guarantees performance. This O-Ring is engineered to provide a secure seal, effectively preventing leaks and maintaining system integrity in demanding conditions.