RS PRO Nitrile Rubber (NBR) O-Ring, 0.8125 in ID, 1.07 in OD, Shore 70 Hardness, Operating Temperature -30°C to 120°C 689-726

RS PRO 689-726 Nitrile Rubber (NBR) O-Ring features a precise inside diameter of 0.8125 inches and an outside diameter of 1.07 inches, designed for reliable sealing in industrial and mechanical assemblies. This O-Ring is manufactured with Shore 70 hardness Nitrile Rubber, offering excellent resistance to petroleum-based fluids and strong abrasion resistance, making it suitable for demanding sealing environments.

Its operating temperature spans from -30°C minimum to a maximum of 120°C, providing versatility across multiple industries including automotive, plumbing, aerospace engineering, and general mechanical engineering. The 0.125 inch thickness ensures a durable seal that withstands pressure and wear over extended service periods.

Produced in Italy with strict manufacturing quality controls, this O-Ring adheres to BS4518 tolerance standards which guarantee dimensional accuracy and reliable sealing performance. The black color indicates the Nitrile material's standard composition, which is widely used in the industry due to its balanced mechanical attributes.

Applications include sealing hydraulic and pneumatic systems, fluid power machinery, and general industrial equipment requiring tight sealing of joints and interfaces exposed to oils and greases. Caution is advised as NBR material is incompatible with certain chemicals such as Esters, Ozone, Retones, Aldehydes, and Chlorinated and Nitro Carbons.

Made from high-quality Nitrile Rubber (NBR) with excellent resistance to petroleum products. Operates continuously within temperature range of -30°C to 120°C, suitable for various industrial conditions. Black-colored O-Ring designed for durability and abrasion resistance.

Thickness of 0.125 in ensures robust sealing performance in hydraulic and pneumatic systems. Ideal for automotive, plumbing, aerospace, and general engineering applications. Manufactured in Italy ensuring international quality standards.

Meets BS4518 tolerance standards for precision sealing applications. Not suitable for exposure to Esters, Ozone, Retones, Aldehydes, Chlorinated and Nitro Carbons.

RS PRO is known for delivering high-quality industrial components that meet rigorous performance standards. This O-Ring continues that tradition by providing a reliable and versatile sealing solution for various mechanical and fluid power assemblies. Browse the EnvMart catalog for comprehensive rubber sealing solutions and related accessories.

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