Ordered as V4X250, this is a black Viton® (FKM) 75 Shore A O-Ring with an inside diameter of 250 mm (9.843 in), a cross section of 4 mm (0.157 in), and an outside diameter of 258 mm (10.16 in). The o-ring remains the most cost-effective sealing element available for pressurized assemblies.
As a material, Viton® (FKM) is specified for long service life in hot, chemically aggressive environments and the industry benchmark where nitrile reaches its thermal limit. The material holds up against chlorinated solvents, many acids, and engine and transmission fluids. The material carries a published service range of -15°F (-26.1°C) to 400°F (204.4°C). It should not be specified for service in amines or ketones and esters.
Common environments for this compound include high-temperature process equipment, chemical processing, and automotive fuel systems.
V4X250 ships individually. Unit weight is approximately 18.074 g. Application requirements vary, so validate compatibility with your process conditions prior to installation.
description 4MM CS X 250MM ID BLACK FKM 75D
uf_description2 METRIC O-RING
Actual_OD 258 mm (10.16 inch)
Actual_CS 4 mm (0.157 inch)
Actual_ID 250 mm (9.843 inch)
ProductCode Description O-Rings - Metric - Commodity