-172 BLACK FKM 90D O-RING

This o-ring is supplied in AS568-172 black Viton® (FKM) 90 Shore A with an inside diameter of 8.237 in (209.22 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 8.443 in (214.45 mm), catalogued under part number V90172. It compresses into its gland to block fluid or gas migration across a joint.

Viton® (FKM) is specified here for very low compression set at elevated temperature and outstanding high-temperature capability. This material stands up to aggressive chemicals, many acids, and aromatic hydrocarbons. The material carries a published service range of -15°F (-26.1°C) to 400°F (204.4°C). Applications involving amines or ketones and esters call for a different compound.

Maintenance and OEM teams specify it across automotive fuel systems, semiconductor equipment, and oil and gas.

Stocked as V90172 and sold individually. Unit weight is approximately 6.3884 g. As always, verify media compatibility and operating conditions against the requirements of your specific application.