Quality-Our Superlok Instrumentation Fittings and Valves set the bar for surface finish, ease of installation, and machining technology. Our numerous certifications such as; ISO 9001 CERT, NUCLEAR N STAMP, TUV CERT, GL CERT, LLYODS REGISTRY CERT, DNV CERT, CNG BALL VALVE and others are testament to our high quality product line. We truly believe our product line is the best in the industry!

Availability-We currently stock inventory well into the thousands on individual items supporting our entire USA Distributor Network. In addition, many Superlok Distributors carry complimentary items such as;  high purity fittings and valves, face seal fittings, weld fittings, dielectric fittings, brass fittings and valves, carbon steel fittings, stainless steel tubing, FEP tubing, flexible metal hoses, rubber hoses, and gauges.


Service-Our highly knowledgeable team is technically capable and eager to answer any questions. We can cross reference any other fitting manufacturer’s part numbers and provide an immediate quote. Need a part after hours or on a weekend? No problem, we will make it happen!

Pipe fittings, Parker Fittings check valve valves and fittings

Parker Fittings valves and fittings tube fittings pipe fittings

Customer calls will always be answered by one of our highly trained team members. We do not believe a customer should ever be sent to voicemail or choose between numerical options.
We recognize the importance of your work and dedicate ourselves to providing expedient service, quotes, and shipping. With over 60 years of experience in the fitting and valve industry our focus has not changed, “Service the Customer!” A high Quality product, Available to ship today, and unwavering customer Service.

We truly thank you for your business and look forward to servicing additional customers. Experience the Superlok USA difference today!

OUR COMPANY AT A GLANCE