3MM CS X 175MM ID BLACK BUNA 70D

Ordered as H3X175, this is a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 175 mm (6.89 in), a cross section of 3 mm (0.118 in), and an outside diameter of 181 mm (7.13 in). The o-ring compresses into its gland to block fluid or gas migration across a joint.

Buna-N (Nitrile) delivers an economical choice for high-volume maintenance programs, strong abrasion and tear resistance. This material stands up to hydraulic fluids, water, and many alcohols. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C).

Maintenance and OEM teams specify it across agricultural equipment, fluid power, and construction equipment.

Reference part number H3X175 when ordering; the item is sold individually. Unit weight is approximately 4.9133 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.