John Guest PM684E - 8mm O/D x 4mm O/D Stem Reducer

The John Guest PM684E is a stem reducer fitting that allows you to connect tubing with an 8mm outer diameter (O/D) to a tube with a 4mm outer diameter (O/D). This fitting is commonly used in water filtration systems, beverage dispensing equipment, and other applications where it is necessary to connect tubes of different sizes.

The PM684E reducer fitting is made by John Guest, a leading manufacturer of plastic fittings for use in a variety of industries. The fitting is made from high-quality materials, including acetal and EPDM, which provide excellent chemical and temperature resistance, as well as resistance to impact and abrasion.

The stem reducer is designed for quick and easy installation, with no tools required. Simply push the tubing onto the fitting until it clicks into place. The PM684E reducer fitting is also removable and reusable, allowing for easy maintenance and repairs.

Overall, the John Guest PM684E is a reliable and versatile stem reducer fitting that can help you connect tubing of different sizes in a wide range of applications.