Ordered as VB75255, this is an AS568-255 brown Viton® (FKM) 75 Shore A O-Ring supplied with an inside diameter of 5.609 in (142.47 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 5.887 in (149.53 mm). The o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.
Viton® (FKM) is specified here for excellent resistance to compression set and permeation, long service life in hot, chemically aggressive environments. This material stands up to aggressive chemicals, aromatic hydrocarbons, and petroleum oils and fuels. Continuous operating temperature is published at -15°F (-26.1°C) to 400°F (204.4°C).
Common environments for this compound include semiconductor equipment, oil and gas, and aerospace.
Stocked as VB75255 and sold individually. Unit weight is approximately 9.629 g. Check the compound against your process media, pressure and temperature before committing to a design.
Description -255 BROWN FKM 75D O-RING
Actual Cross Section 0.139 inch (3.53 mm)
Actual Inside Diameter 5.609 inch (142.47 mm)
Actual Outside Diameter 5.887 inch (149.53 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity