1.5MM CS X 3.5MM ID BLACK BUNA 90D

H90M1.5X3.5 is a black Buna-N (Nitrile) 90 Shore A O-Ring built to an inside diameter of 3.5 mm (0.138 in), a cross section of 1.5 mm (0.059 in), and an outside diameter of 6.5 mm (0.26 in). In service, this o-ring delivers dependable bidirectional sealing in a compact groove envelope. Supplementary detail from the product record: Metric O-RING, JIS S4.

The compound resists water, hydraulic fluids, and petroleum-based oils. That behavior comes from the compound itself: Buna-N (Nitrile) is specified for reliable performance in both static and dynamic service, an economical choice for high-volume maintenance programs. Continuous operating temperature is published at -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 construction equipment, hydraulic and pneumatic systems, and agricultural equipment.

Order part number H90M1.5X3.5, sold individually. Unit weight is approximately 0.0404 g. Review your operating media and conditions against this specification before installation.