uxcell Fluorine Rubber O Rings, 4mm OD, 2mm Inner Diameter, 1mm Width, Seal Gasket Black 50Pcs

The FKM O-Ring is a versatile and reliable sealing solution for various applications, including fuel system sealing.

Its circular shape and round cross-section make it easy to install and provide a secure seal.

With a temperature range of -22°F to 536°F (-30°C to 280°C), this O-Ring can withstand extreme temperatures without losing its effectiveness.

Its low gas permeability makes it an excellent choice for fuel system applications, where leakage can be catastrophic.

Additionally, the FKM O-Ring is resistant to aging, ozone, and many chemicals, ensuring a long lifespan and reliability.

Whether you're working on a car, boat, or other machinery, the FKM O-Ring is an excellent choice for any sealing application.