3MM CS X 109MM ID BLACK FKM 75D

APG stocks the V3X109, a black Viton® (FKM) 75 Shore A O-Ring with an inside diameter of 109 mm (4.291 in), a cross section of 3 mm (0.118 in), and an outside diameter of 115 mm (4.53 in). An o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.

As a material, Viton® (FKM) is known for very low compression set at elevated temperature and the industry benchmark where nitrile reaches its thermal limit. The material holds up against aromatic hydrocarbons, chlorinated solvents, and aggressive chemicals. Published continuous service range is -15°F (-26.1°C) to 400°F (204.4°C).

Common environments for this compound include high-temperature process equipment, semiconductor equipment, and chemical processing.

Reference part number V3X109 when ordering; the item is sold individually. Unit weight is approximately 4.588 g. Application requirements vary, so validate compatibility with your process conditions prior to installation.