KF-40 to 1.5" NPT Male Vacuum Fitting | LoCo Science

Complete the connection from a 1.5” NPT-Female adapter of your frontline vacuum system with this 304 stainless steel KF-40 to 1.5” NPT-Male adapter. Designed to fit most 1.5” female threaded adapters, the NPT-Male adapter will create a lock-tight seal for more efficient use. The KF-40 flange is a quick flange that connects to all KF-40 flanges without hassle. A stainless steel KF-40 circumferential clamp and rubber elastomer centering ring will create a leak-free seal between two KF-40 flanges. The KF-40 flange meets ISO-KF standards and will connect to all NW/KF-40 fittings and flanges.