VB75419 is an AS568-419 brown Viton® (FKM) 75 Shore A O-Ring built to an inside diameter of 3.725 in (94.62 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 4.275 in (108.59 mm). In service, this o-ring remains the most cost-effective sealing element available for pressurized assemblies.
Viton® (FKM) offers long service life in hot, chemically aggressive environments and very low compression set at elevated temperature. This material stands up to petroleum oils and fuels, chlorinated solvents, and engine and transmission fluids. 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.
Common environments for this compound include chemical processing, oil and gas, and semiconductor equipment.
This item is sold individually under part number VB75419. Nominal inside diameter is listed as 3 3/4 inch. 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 -419 BROWN FKM 75D O-RING
Actual Cross Section 0.275 inch (6.99 mm)
Actual Inside Diameter 3.725 inch (94.62 mm)
Actual Outside Diameter 4.275 inch (108.59 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity