This o-ring is supplied in black Buna-N (Nitrile) 90 Shore A with an inside diameter of 12 mm (0.472 in), a cross section of 2.5 mm (0.098 in), and an outside diameter of 17 mm (0.67 in), catalogued under part number H90M2.5X12. It remains the most cost-effective sealing element available for pressurized assemblies.
This material stands up to petroleum-based oils, propane and butane, and greases and lubricants. Buna-N (Nitrile) is widely chosen for an economical choice for high-volume maintenance programs, strong abrasion and tear resistance. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). It is not the right choice where polar solvents or automotive brake fluid are present.
You will find this material specified across automotive, construction equipment, and agricultural equipment.
H90M2.5X12 ships individually. Unit weight is approximately 0.294 g. Application requirements vary, so validate compatibility with your process conditions prior to installation. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
Description 2.5MM CS X 12MM ID BLACK BUNA 90D
Actual Outside Diameter 17 mm (0.67 inch)
Actual Cross Section 2.5 mm (0.098 inch)
Actual Inside Diameter 12 mm (0.472 inch)
Measurement System Metric
Product Category O-Rings - Metric - Commodity