3.5MM CS X 15MM ID BLACK BUNA 70D

Ordered as H3.5X15, this is a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 15 mm (0.591 in), a cross section of 3.5 mm (0.138 in), and an outside diameter of 22 mm (0.87 in). The o-ring delivers dependable bidirectional sealing in a compact groove envelope.

The material holds up against greases and lubricants, water, and hydraulic fluids. Buna-N (Nitrile) is specified for low compression set under sustained load and the most widely specified general-purpose sealing elastomer. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). Applications involving automotive brake fluid or ketones call for a different compound.

Maintenance and OEM teams specify it across agricultural equipment, general industrial maintenance, and automotive.

Order part number H3.5X15, sold individually. Unit weight is approximately 0.68 g. Review your operating media and conditions against this specification before installation.