3.5MM CS X 70MM ID BLACK BUNA 70D

The H3.5X70 is a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 70 mm (2.756 in), a cross section of 3.5 mm (0.138 in), and an outside diameter of 77 mm (3.03 in). This o-ring delivers dependable bidirectional sealing in a compact groove envelope.

The material holds up against greases and lubricants, water, and many alcohols. Buna-N (Nitrile) offers low compression set under sustained load and an economical choice for high-volume maintenance programs. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C).

Common environments for this compound include agricultural equipment, general industrial maintenance, and hydraulic and pneumatic systems.

Reference part number H3.5X70 when ordering; the item is sold individually. Unit weight is approximately 2.713 g. Application requirements vary, so validate compatibility with your process conditions prior to installation.