The A80403 is an AS568-403 black Aflas (TFE/P) 80 Shore A O-Ring measuring an inside diameter of 1.725 in (43.82 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 2.275 in (57.79 mm). This o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.
This material stands up to amines and corrosion inhibitors, strong bases, and high-temperature steam. Aflas (TFE/P) offers excellent electrical insulating properties and high-temperature steam capability that most fluoroelastomers cannot match. Published continuous service range is -25°F (-31.7°C) to 450°F (232.2°C). Verify compatibility before use with some chlorinated solvents or aromatic hydrocarbons.
You will find this material specified across oil and gas production, power generation, and chemical processing.
Reference part number A80403 when ordering; the item is sold individually. Check the compound against your process media, pressure and temperature before committing to a design. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.
Description -403 BLACK AFLAS 80D O-RING
Actual Cross Section 0.275 inch (6.99 mm)
Actual Inside Diameter 1.725 inch (43.82 mm)
Actual Outside Diameter 2.275 inch (57.79 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Premium