Ordered as V3.1X119.4, this is a black Viton® (FKM) 75 Shore A O-Ring with an inside diameter of 119.4 mm (4.701 in), a cross section of 3.1 mm (0.122 in), and an outside diameter of 125.6 mm (4.94 in). The o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces. This item is further identified as Metric O-RING, JIS G120.
Viton® (FKM) is specified here for excellent resistance to compression set and permeation, long service life in hot, chemically aggressive environments. Expect good resistance to aggressive chemicals, chlorinated solvents, and petroleum oils and fuels. Published continuous service range is -15°F (-26.1°C) to 400°F (204.4°C).
Typical settings include high-temperature process equipment, chemical processing, and aerospace.
Order part number V3.1X119.4, sold individually. Unit weight is approximately 5.4577 g. 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 3.1MM CS X 119.4MM ID BLACK FKM 75D
uf_description2 METRIC O-RING, JIS G120
Actual_OD 125.6 mm (4.94 inch)
Actual_CS 3.1 mm (0.122 inch)
Actual_ID 119.4 mm (4.701 inch)
ProductCode Description O-Rings - Metric - Commodity