This o-ring is supplied in black Buna-N (Nitrile) 70 Shore A with an inside diameter of 88 mm (3.465 in), a cross section of 2.5 mm (0.098 in), and an outside diameter of 93 mm (3.66 in), catalogued under part number H2.5X88. It provides a reliable static or dynamic seal by deforming into its gland under assembly load.
The compound resists many alcohols, petroleum-based oils, and propane and butane. Buna-N (Nitrile) is widely chosen for an economical choice for high-volume maintenance programs, strong abrasion and tear resistance. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). Exposure to ketones or ozone and direct sunlight will shorten service life.
It sees regular use in hydraulic and pneumatic systems, agricultural equipment, and fluid power.
Order part number H2.5X88, sold individually. Unit weight is approximately 0.0017 g. As always, verify media compatibility and operating conditions against the requirements of your specific application. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
description 2.5MM CS X 88MM ID BLACK BUNA 70D
uf_description2 METRIC O-RING
Actual_OD 93 mm (3.66 inch)
Actual_CS 2.5 mm (0.098 inch)
Actual_ID 88 mm (3.465 inch)
ProductCode Description O-Rings - Metric - Commodity