Made of Viton® fluoroelastomer, these O-rings won’t degrade when exposed to chemicals such as sulfuric acid, butyl alcohol, and ethylene glycol. They’re also FDA compliant for direct contact with food.

Also known as Boss O-rings, these hard O-rings are for use in tube fittings with a straight-thread connection.

Heat treated, cleaned, and double-bagged in an ISO Class 5 clean room, these O-rings come ready for use in high-vacuum systems.

Use these O-rings with metric sanitary fittings, which are sometimes called aseptic fittings. Made of Viton® fluoroelastomer, these O-rings resist a wide range of chemicals, including benzene, butyl alcohol, and ethylene glycol.

These durable O-rings bounce back to shape after repeated compression better than other types of Viton® fluoroelastomer O-rings.

These are the highest purity chemical-resistant O-rings we offer. They are made and bagged in an ISO Class 7 and Fed. Spec. Class 10,000 clean room, plus they’re USP VI certified; not for use in medical applications.

Made of Viton® fluoroelastomer, these O-rings meet MIL-R-83248 standards. They stay strong when used with chemicals such as benzene, butyl alcohol, and ethylene glycol.

Our most chemical-resistant Viton® fluoroelastomer O-rings. Made of Viton® ETP, these O-rings stay strong when used with harsh chemicals including acetone, MEK, and sodium hydroxide. They also keep their elasticity and shape under constant motion in steam and heat.

When you need an O-ring that’s not an industry standard size, we can make one to fit your requirements.

The same chemical and heat resistance as Kalrez 4079 without the brand name. Also known as boss O-rings, these O-rings are sized to fit straight-thread fittings to prevent leaks.

Harder than standard Viton® fluoroelastomer cord stock for better wear resistance.

The brown color of this cord stock makes it easy to identify.

This cord stock is made of FDA-listed material for use with food and beverage. It resists citric acid, diluted salt solutions, glycerin, and sodium bicarbonate.

All of the O-rings in these assortments are Viton® fluoroelastomer and resist isopropyl alcohol, mineral oils, and transmission fluid.