5.7MM CS X 119.6MM ID BLACK BUNA 90D

Part number H90M5.7X119.6 is a black Buna-N (Nitrile) 90 Shore A O-Ring measuring an inside diameter of 119.6 mm (4.709 in), a cross section of 5.7 mm (0.224 in), and an outside diameter of 131 mm (5.16 in). An o-ring compresses into its gland to block fluid or gas migration across a joint. Supplementary detail from the product record: Metric O-RING, JIS P120.

As a material, Buna-N (Nitrile) is specified for reliable performance in both static and dynamic service, an economical choice for high-volume maintenance programs. It resists water, many alcohols, and petroleum-based oils. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). Applications involving ketones or polar solvents call for a different compound.

You will find this material specified across agricultural equipment, construction equipment, and general industrial maintenance.

Reference part number H90M5.7X119.6 when ordering; the item is sold individually. Unit weight is approximately 13.78 g. Check the compound against your process media, pressure and temperature before committing to a design. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.