-419 BLACK FKM 90D O-RING

APG stocks the V90419, an AS568-419 black Viton® (FKM) 90 Shore A O-Ring with an inside diameter of 3.725 in (94.62 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 4.275 in (108.59 mm). An o-ring delivers dependable bidirectional sealing in a compact groove envelope.

Viton® (FKM) is specified here for long service life in hot, chemically aggressive environments and very low compression set at elevated temperature. The material holds up against aromatic hydrocarbons, petroleum oils and fuels, and chlorinated solvents. Rated temperature range runs from -15°F (-26.1°C) to 400°F (204.4°C) in continuous service. Applications involving ketones and esters or hot water and steam call for a different compound.

Maintenance and OEM teams specify it across aerospace, chemical processing, and automotive fuel systems.

Reference part number V90419 when ordering; the item is sold individually. Nominal inside diameter is listed as 3 3/4 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application.