Ordered as V75218, this is an AS568-218 black Viton® (FKM) 75 Shore A O-Ring with an inside diameter of 1.234 in (31.34 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 1.512 in (38.4 mm). The o-ring remains the most cost-effective sealing element available for pressurized assemblies.
The material holds up against petroleum oils and fuels, many acids, and aggressive chemicals. Viton® (FKM) is widely chosen for excellent resistance to compression set and permeation, outstanding high-temperature capability. Continuous operating temperature is published at -15°F (-26.1°C) to 400°F (204.4°C). Applications involving low-molecular-weight organic acids or ketones and esters call for a different compound.
Common environments for this compound include oil and gas, semiconductor equipment, and high-temperature process equipment.
Order part number V75218, sold individually. Unit weight is approximately 1.987 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.
Description -218 BLACK FKM 75D O-RING
Actual Cross Section 0.139 inch (3.53 mm)
Actual Inside Diameter 1.234 inch (31.34 mm)
Actual Outside Diameter 1.512 inch (38.4 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity