-407 BLACK FKM 75D O-RING

APG stocks the V75407, an AS568-407 black Viton® (FKM) 75 Shore A O-Ring with an inside diameter of 2.225 in (56.52 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 2.775 in (70.49 mm). An o-ring delivers dependable bidirectional sealing in a compact groove envelope.

The material holds up against engine and transmission fluids, aggressive chemicals, and many acids. That behavior comes from the compound itself: Viton® (FKM) is valued for very low compression set at elevated temperature and the industry benchmark where nitrile reaches its thermal limit. Rated temperature range runs from -15°F (-26.1°C) to 400°F (204.4°C) in continuous service.

Typical settings include high-temperature process equipment, automotive fuel systems, and aerospace.

Reference part number V75407 when ordering; the item is sold individually. Nominal inside diameter is listed as 2 1/4 inch. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.