These KF-10 KF-16 Quick Clamping Rings for vacuum fittings follow ISO-KF standards and have a flange size of NW-16. They are commonly used to build foreline vacuum plumbing and process systems. They are often called quick flange fittings because they are quick to assemble. A circumferential clamp and centering ring form the vacuum seal between the connecting flanges. The centering ring contains a rubber elastomer o-ring. The standard sizes for quick flange fittings are KF-10, KF-16, KF-25, KF-40, and KF-50 with flange sizes NW-10, NW-16, NW-25, NW-40, and NW-50, respectively. They are made of Stainless Steel.

KF-10/16 Quick Clamping Stainless Steel Ring with red plastic turning knob

ISO-KF Flange Size: NW-10, NW-16

Common Dimensions: A=1.73 in. (44mm), B=1.81 in. (46mm), C=1.18 in. (30mm)