APG stocks the V70415, an AS568-415 black Viton® (FKM) 75 Shore A O-Ring measuring an inside diameter of 3.225 in (81.92 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 3.775 in (95.89 mm). An o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.
The compound resists petroleum oils and fuels, chlorinated solvents, and many acids. Viton® (FKM) is specified for very low compression set at elevated temperature and long service life in hot, chemically aggressive environments. Rated temperature range runs from -15°F (-26.1°C) to 400°F (204.4°C) in continuous service. It should not be specified for service in amines or hot water and steam.
Common environments for this compound include semiconductor equipment, chemical processing, and aerospace.
Reference part number V70415 when ordering; the item is sold individually. Unit weight is approximately 19.473 g and nominal inside diameter is listed as 3 1/4 inch. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.
description -415 BLACK FKM 75D O-RING
uf_description2 0.275" (6.99MM) CS X 3.225" (81.92MM) ID
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 3.225 inch (81.92 mm)
Actual_OD 3.775 inch (95.89 mm)
ProductCode Description O-Rings - Bulk - Commodity