A-Lok Twin Ferrule Fittings

Parker A-LOK® Fittings – Dual Ferrule Sealing for Superior Safety Parker A-LOK® tube fittings are precision-engineered for leak-free performance in critical process and instrumentation systems. Featuring a dual ferrule design – with a front ferrule for sealing and a Suparcase™-hardened back ferrule for grip – A-LOK® ensures secure, vibration-resistant connections. The front ferrule creates a dynamic seal by conforming to the tube and fitting body, while the back ferrule provides strong mechanical retention and enhanced corrosion resistance. This combination delivers a reliable, reusable connection that maintains tube integrity without distortion. Available in high-performance materials such as 316/316L stainless steel, 6Mo, Monel®, Alloy 625/825, Titanium, and Super Duplex, all fittings are heat code traceable and compliant with NACE MR0175 standards. The program supports tube sizes from 1/16" to 2" (2 mm to 50 mm), in both metric and imperial formats. Choose Parker A-LOK® for a smarter, faster, cleaner, and safer solution – trusted in industries where safety and reliability are non-negotiable. Ønsker du også en version til en bestemt branche, f.eks. pharma, offshore eller fødevareproduktion?