Ordered as H90M2.5X32, this is a black Buna-N (Nitrile) 90 Shore A O-Ring built to an inside diameter of 32 mm (1.26 in), a cross section of 2.5 mm (0.098 in), and an outside diameter of 37 mm (1.46 in). The o-ring remains the most cost-effective sealing element available for pressurized assemblies.
Buna-N (Nitrile) is specified here for economical choice for high-volume maintenance programs and most widely specified general-purpose sealing elastomer. This material stands up to petroleum-based oils, propane and butane, and hydraulic fluids. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). Applications involving ketones or strong acids call for a different compound.
You will find this material specified across construction equipment, automotive, and hydraulic and pneumatic systems.
Order part number H90M2.5X32, sold individually. Unit weight is approximately 0.7 g. Check the compound against your process media, pressure and temperature before committing to a design. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
Description 2.5MM CS X 32MM ID BLACK BUNA 90D
Actual Outside Diameter 37 mm (1.46 inch)
Actual Cross Section 2.5 mm (0.098 inch)
Actual Inside Diameter 32 mm (1.26 inch)
Measurement System Metric
Product Category O-Rings - Metric - Commodity