This o-ring is supplied in AS568-387 black Viton® (FKM) 75 Shore A with an inside diameter of 17.955 in (456.06 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 18.375 in (466.73 mm), catalogued under part number V70387. It delivers dependable bidirectional sealing in a compact groove envelope.
Viton® (FKM) is widely chosen for long service life in hot, chemically aggressive environments, excellent resistance to compression set and permeation. It resists chlorinated solvents, aggressive chemicals, and engine and transmission fluids. Published continuous service range is -15°F (-26.1°C) to 400°F (204.4°C).
Maintenance and OEM teams specify it across automotive fuel systems, semiconductor equipment, and oil and gas.
V70387 ships individually. Unit weight is approximately 58.845 g and nominal inside diameter is listed as 18 inch. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.
Description -387 BLACK FKM 75D O-RING
Actual Cross Section 0.21 inch (5.33 mm)
Actual Inside Diameter 17.955 inch (456.06 mm)
Actual Outside Diameter 18.375 inch (466.73 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity