This o-ring is supplied in black Buna-N (Nitrile) 70 Shore A with an inside diameter of 89 mm (3.504 in), a cross section of 2 mm (0.079 in), and an outside diameter of 93 mm (3.66 in), catalogued under part number H2X89. It seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.
Expect good resistance to greases and lubricants, petroleum-based oils, and water. Buna-N (Nitrile) is valued for reliable performance in both static and dynamic service, an economical choice for high-volume maintenance programs. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C).
Typical settings include automotive, hydraulic and pneumatic systems, and agricultural equipment.
Order part number H2X89, sold individually. Unit weight is approximately 1.115 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.
description 2MM CS X 89MM ID BLACK BUNA 70D
uf_description2 METRIC O-RING
Actual_OD 93 mm (3.66 inch)
Actual_CS 2 mm (0.079 inch)
Actual_ID 89 mm (3.504 inch)
ProductCode Description O-Rings - Metric - Commodity