Ordered as A80270, this is an AS568-270 black Aflas (TFE/P) 80 Shore A O-Ring measuring an inside diameter of 8.984 in (228.19 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 9.262 in (235.25 mm). The o-ring compresses into its gland to block fluid or gas migration across a joint.
This material stands up to amines and corrosion inhibitors, strong bases, and brake fluids and phosphate esters. That behavior comes from the compound itself: Aflas (TFE/P) delivers exceptional resistance to amine-based additives and proven performance in aggressive downhole environments. The material carries a published service range of -25°F (-31.7°C) to 450°F (232.2°C). It should not be specified for service in aromatic hydrocarbons or some chlorinated solvents.
Common environments for this compound include power generation, chemical processing, and geothermal equipment.
This item is sold individually under part number A80270. Unit weight is approximately 11.4816 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.
description -270 BLACK AFLAS 80D O-RING
uf_description2 0.139" (3.53MM) CS X 8.984" (228.19MM) ID
Actual_CS 0.139 inch (3.53 mm)
Actual_ID 8.984 inch (228.19 mm)
Actual_OD 9.262 inch (235.25 mm)
ProductCode Description O-Rings - Bulk - Premium