Ordered as V70261, this is an AS568-261 black Viton® (FKM) 75 Shore A O-Ring built to an inside diameter of 6.734 in (171.04 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 7.012 in (178.1 mm). The o-ring remains the most cost-effective sealing element available for pressurized assemblies.
Viton® (FKM) is specified here for long service life in hot, chemically aggressive environments and outstanding high-temperature capability. The material holds up against engine and transmission fluids, petroleum oils and fuels, and aromatic hydrocarbons. Service temperature is rated from -15°F (-26.1°C) through 400°F (204.4°C). It should not be specified for service in low-molecular-weight organic acids or hot water and steam.
Typical settings include aerospace, high-temperature process equipment, and chemical processing.
Stocked as V70261 and sold individually. Unit weight is approximately 9.906 g and nominal inside diameter is listed as 6 3/4 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation.
Description -261 BLACK FKM 75D O-RING
Actual Cross Section 0.139 inch (3.53 mm)
Actual Inside Diameter 6.734 inch (171.04 mm)
Actual Outside Diameter 7.012 inch (178.1 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity