This o-ring is supplied in black Viton® (FKM) 75 Shore A with an inside diameter of 30 mm (1.181 in), a cross section of 4 mm (0.157 in), and an outside diameter of 38 mm (1.5 in), catalogued under part number V4X30. It seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.
As a material, Viton® (FKM) is known for long service life in hot, chemically aggressive environments, excellent resistance to compression set and permeation. This material stands up to aromatic hydrocarbons, petroleum oils and fuels, and engine and transmission fluids. The material carries a published service range of -15°F (-26.1°C) to 400°F (204.4°C). Applications involving low-molecular-weight organic acids or amines call for a different compound.
Typical settings include high-temperature process equipment, semiconductor equipment, and aerospace.
Reference part number V4X30 when ordering; the item is sold individually. Unit weight is approximately 2.4356 g. Review your operating media and conditions against this specification before installation. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
description 4MM CS X 30MM ID BLACK FKM 75D
uf_description2 METRIC O-RING
Actual_OD 38 mm (1.5 inch)
Actual_CS 4 mm (0.157 inch)
Actual_ID 30 mm (1.181 inch)
ProductCode Description O-Rings - Metric - Commodity