-250 BLACK CHEMOURS VITON 75D O-RING

This o-ring is supplied in AS568-250 black Viton® (FKM) 75 Shore A measuring an inside diameter of 4.984 in (126.59 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 5.262 in (133.65 mm), catalogued under part number VITON75250. It seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.

Viton® (FKM) is specified here for very low compression set at elevated temperature and industry benchmark where nitrile reaches its thermal limit. The material holds up against petroleum oils and fuels, many acids, and aggressive chemicals. 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 low-molecular-weight organic acids or amines.

Maintenance and OEM teams specify it across automotive fuel systems, chemical processing, and semiconductor equipment.

VITON75250 ships individually. Unit weight is approximately 7.295 g and nominal inside diameter is listed as 5 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation.