APG stocks the H70410, an AS568-410 black Buna-N (Nitrile) 70 Shore A O-Ring built to an inside diameter of 2.6 in (66.04 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 3.15 in (80.01 mm). An o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.
Buna-N (Nitrile) is specified here for reliable performance in both static and dynamic service, strong abrasion and tear resistance. The material holds up against water, propane and butane, and greases and lubricants. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in ozone and direct sunlight or automotive brake fluid.
It sees regular use in construction equipment, general industrial maintenance, and automotive.
Order part number H70410, sold individually. Unit weight is approximately 11.033 g. Review your operating media and conditions against this specification before installation.
Description -410 BLACK BUNA 70D O-RING
Actual Cross Section 0.275 inch (6.99 mm)
Actual Inside Diameter 2.6 inch (66.04 mm)
Actual Outside Diameter 3.15 inch (80.01 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity