This o-ring is supplied in black Buna-N (Nitrile) 90 Shore A built to an inside diameter of 184.5 mm (7.264 in), a cross section of 3 mm (0.118 in), and an outside diameter of 190.5 mm (7.5 in), catalogued under part number H90M3X184.5. It remains the most cost-effective sealing element available for pressurized assemblies.
Buna-N (Nitrile) is specified here for most widely specified general-purpose sealing elastomer and economical choice for high-volume maintenance programs. The compound resists many alcohols, hydraulic fluids, and greases and lubricants. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service.
Maintenance and OEM teams specify it across hydraulic and pneumatic systems, general industrial maintenance, and automotive.
This item is sold individually under part number H90M3X184.5. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.
description 3MM CS X 184.5MM ID BLACK BUNA 90D
uf_description2 METRIC O-RING
Actual_OD 190.5 mm (7.5 inch)
Actual_CS 3 mm (0.118 inch)
Actual_ID 184.5 mm (7.264 inch)
ProductCode Description O-Rings - Metric - Commodity