RS PRO Nitrile Rubber (NBR) O-Ring, 44 mm ID, 48 mm OD, 2 mm Thickness, Black 196-4908

RS PRO model 196-4908 is a high-performance Nitrile Rubber (NBR) O-Ring engineered for use in demanding sealing applications across industrial, manufacturing, automotive, hydraulic, and pneumatic systems. This O-ring is specifically designed with an inside diameter of 44 mm, an outside diameter of 48 mm, and a cross-sectional thickness of 2 mm, offering an optimal fit and reliable performance.

The black NBR composition delivers excellent resistance to oils, hydrocarbons, fuels, fats, greases, and many common chemicals, making it suitable for environments where contact with aggressive substances is expected. With a hardness rating of 71 IRHD, it balances flexibility and durability, ensuring a secure seal even under varying pressure and motion. The product is capable of functioning in temperatures ranging from -30°C to 90°C, supporting a wide range of maintenance and installation needs.

This O-ring is suitable for both rotary and linear sealing, making it an essential component in the prevention of fluid and gas leakage between compatible metal or plastic mating surfaces. Typical applications include sealing joints in pumps, valves, hydraulic actuators, pneumatic cylinders, drive belts, and other general engineering equipment where maintaining system integrity and pressure is critical.

The RS PRO O-ring’s cost-effective design offers long service life, contributing to lower maintenance requirements while upholding operational efficiency. Its black coloration assists in chemical resistance and easy identification during assembly or inspection phases. The product is not compatible with ozone, esters, ketones, aldehydes, chlorinated, or nitro hydrocarbons.

For industrial buyers, this O-ring provides dependable performance and consistent quality, making it a preferred choice for equipment manufacturers, repair service providers, and maintenance engineers. RS PRO’s commitment to quality ensures that every O-ring meets stringent industry standards for reliability and material compliance.

Constructed from durable nitrile rubber (NBR) for resistance to oils and fuels. Features an inside diameter of 44 mm and an outside diameter of 48 mm with a thickness of 2 mm. Offers operational reliability with a hardness of 71 IRHD.

Functions in temperatures from -30°C to 90°C, suitable for use in demanding conditions. Black color enhances chemical compatibility and identification. Widely applied in pumps, hydraulic, pneumatic, and automotive sealing applications.

Provides a cost-effective solution with long service life and good chemical resistance. Ideal for rotary, linear, and static sealing requirements. Explore more O-rings and sealing solutions in the RS PRO and industrial gasket categories on EnvMart for comprehensive sealing and maintenance requirements.

Explore more products in our Gasket & Seal category.