APG stocks the A80269, an AS568-269 black Aflas (TFE/P) 80 Shore A O-Ring with an inside diameter of 8.734 in (221.84 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 9.012 in (228.9 mm). An o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.
Aflas (TFE/P) is valued for exceptional resistance to amine-based additives and proven performance in aggressive downhole environments. The material holds up against brake fluids and phosphate esters, sour gas and hydrogen sulfide, and amines and corrosion inhibitors. Continuous operating temperature is published at -25°F (-31.7°C) to 450°F (232.2°C). It is not the right choice where some chlorinated solvents or low-temperature dynamic service are present.
You will find this material specified across geothermal equipment, oil and gas production, and power generation.
Stocked as A80269 and sold individually. Unit weight is approximately 11.1718 g and nominal inside diameter is listed as 8 3/4 inch. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
description -269 BLACK AFLAS 80D O-RING
uf_description2 0.139" (3.53MM) CS X 8.734" (221.84MM) ID
Actual_CS 0.139 inch (3.53 mm)
Actual_ID 8.734 inch (221.84 mm)
Actual_OD 9.012 inch (228.9 mm)
ProductCode Description O-Rings - Bulk - Premium