These Sur-Seal adapters are KF-16 to 5/8 (0.125 in.) ID PVC Hose and make maximum vacuum tight connections to PVC vacuum hose. The flange size follows ISO-KF standards and is NW-16. They are commonly used to make connections between ISO-KF fittings and PVC Wire Reinforced Hose. The ISO-KF flanges are often called quick flange fittings because they are quick to assemble. 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 Aluminum

Sur-Seal Adapter KF-16 to 1/8 (0.125 in.) ID PVC Hose, ISO-KF Flange Size NW-16, Aluminum 

Common Dimensions: 

A = 0.128"

B = 0.875"

C = 0.370" 

Material: Aluminum 

For: 1/8 (0.125) Inch ID PVC Vacuum Hose