Buna O Ring Chart

Various nations and organizations have developed o ring sizing standards that are now used worldwide.

Buna o ring chart.

The proper o ring size is a fundamental aspect of proper o ring performance. Buna n o rings also referred to as nbr o rings and nitrile o rings are the most widely used o ring material in the word because of low cost good mechanical performance with resistance to water most basic oils lubricants and some fuels many pneumatic hydraulic systems and the default choice for basic applications. If the o ring quad ring x ring or square ring you need doesn t fit these standards custom. Compare o ring sizes usa as568 parker o ring size chart x ring square ring size charts.

Buna n o rings buna n o rings. Select a size to buy standard and custom o rings from the world s largest inventory network or custom orders can be made within a few weeks typically without tooling fees. Compare o ring materials compare o ring compatibility. The o ring store llc.

Buna n o ring assortments also known as quattro seals and x rings these x profile o rings have four points of contact for a better seal in dynamic applications than round profile o rings. Usa as568 o ring standard sizes are the most commonly used o ring sizes in the world. Popular o ring size standards include usa s as568 o ring size chart the uk s bs 1806 o ring sizing chart and japan s jis b 2401 o ring size list. They also require less compression to make a seal so they offer a longer service life.

Refer to our standard o ring size chart to find usa as568 o ring dimensions. O ring material family chemical compatibility temperature resistance and other properties all factor in to o ring material selection for an application. Property nitrile buna n ethylene propylene ep fluoro elastomer viton ptfe tensile strength. Find as568 o ring standard sizes by cross section inside diameter and outside diameter in our o ring size chart and separate o ring tolerance chart.

O ring size chart o ring cord stock osk assorted o ring kits osk o ring repair kits osk hydraulic seal kits osk air nailer o ring kits o ring lube o ring tools as568 o rings inch metric o rings mm osk pool spa pump o rings hydraulic seals inch o ring glue thread sealant vulcanized o rings o ring splice kits tools hydraulic seals metric oil. Get o rings quickly request a quote to ship today. Order o rings online from the world s largest inventory network including custom o rings typically without tooling fees. O rings are the most commonly used and widely available rubber sealing rings in the market.

O ring material quick reference guide rubber sealing materials. This popular o ring material family comparison shows basic rubber material family properties and performance plastic properties.