This o-ring is supplied in AS568-418 brown Viton® (FKM) 90 Shore A built to an inside diameter of 3.6 in (91.44 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 4.15 in (105.41 mm), catalogued under part number VB90418. It creates a positive seal at flange, piston and rod interfaces without added hardware.
Viton® (FKM) is specified here for long service life in hot, chemically aggressive environments and outstanding high-temperature capability. The material holds up against aggressive chemicals, petroleum oils and fuels, and aromatic hydrocarbons. The material carries a published service range of -15°F (-26.1°C) to 400°F (204.4°C).
You will find this material specified across semiconductor equipment, high-temperature process equipment, and chemical processing.
Order part number VB90418, sold individually. Review your operating media and conditions against this specification before installation.
Description -418 BROWN FKM 90D O-RING
Actual Cross Section 0.275 inch (6.99 mm)
Actual Inside Diameter 3.6 inch (91.44 mm)
Actual Outside Diameter 4.15 inch (105.41 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity