This o-ring is supplied in black Viton® (FKM) 75 Shore A supplied with an inside diameter of 84 mm (3.307 in), a cross section of 4 mm (0.157 in), and an outside diameter of 92 mm (3.62 in), catalogued under part number V4X84. It creates a positive seal at flange, piston and rod interfaces without added hardware.
Viton® (FKM) is known for excellent resistance to compression set and permeation, very low compression set at elevated temperature. The material holds up against aromatic hydrocarbons, petroleum oils and fuels, and aggressive chemicals. Published continuous service range is -15°F (-26.1°C) to 400°F (204.4°C). It should not be specified for service in ketones and esters or amines.
It sees regular use in chemical processing, oil and gas, and high-temperature process equipment.
Reference part number V4X84 when ordering; the item is sold individually. Review your operating media and conditions against this specification before installation. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.
description 4MM CS X 84MM ID BLACK FKM 75D
uf_description2 METRIC O-RING
Actual_OD 92 mm (3.62 inch)
Actual_CS 4 mm (0.157 inch)
Actual_ID 84 mm (3.307 inch)
ProductCode Description O-Rings - Metric - Commodity