4MM CS X 19MM ID BLACK FKM 75D

The V4X19 is a black Viton® (FKM) 75 Shore A O-Ring built to an inside diameter of 19 mm (0.748 in), a cross section of 4 mm (0.157 in), and an outside diameter of 27 mm (1.06 in). This o-ring delivers dependable bidirectional sealing in a compact groove envelope.

The material holds up against aggressive chemicals, engine and transmission fluids, and chlorinated solvents. Viton® (FKM) is valued for the industry benchmark where nitrile reaches its thermal limit, excellent resistance to compression set and permeation. Service temperature is rated from -15°F (-26.1°C) through 400°F (204.4°C).

Maintenance and OEM teams specify it across automotive fuel systems, oil and gas, and chemical processing.

Stocked as V4X19 and sold individually. Unit weight is approximately 1.6608 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.