Ordered as H3.5X93, this is a black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 93 mm (3.661 in), a cross section of 3.5 mm (0.138 in), and an outside diameter of 100 mm (3.94 in). The o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.
As a material, Buna-N (Nitrile) delivers low compression set under sustained load, strong abrasion and tear resistance. It resists greases and lubricants, propane and butane, and hydraulic fluids. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C).
Maintenance and OEM teams specify it across hydraulic and pneumatic systems, agricultural equipment, and automotive.
H3.5X93 ships individually. Unit weight is approximately 3.562 g. As always, verify media compatibility and operating conditions against the requirements of your specific application.
Description 3.5MM CS X 93MM ID BLACK BUNA 70D
Actual Outside Diameter 100 mm (3.94 inch)
Actual Cross Section 3.5 mm (0.138 inch)
Actual Inside Diameter 93 mm (3.661 inch)
Measurement System Metric
Product Category O-Rings - Metric - Commodity