Adaptor & Pipe Fittings

Parker Instrument Pipe and ISO Fittings – Reliable Transitions with Global Compatibility Parker’s Instrument Pipe and ISO Fittings are designed to provide secure, leak-free connections between pipe systems and instrumentation components. Whether you're working with NPT, BSPT, or BSPP threads, this program offers the flexibility and precision needed for seamless integration in process control and measurement systems. Manufactured from high-quality 316 stainless steel, carbon steel, and brass, the fittings are available in sizes from 1/16" to 2" NPT. All threads are precision-machined to meet ANSI B1.20.1 standards, ensuring consistent performance and easy installation. The range includes a wide variety of configurations – straight, elbow, tee, cross, reducers, and adapters – as well as ISO conversion fittings for transitioning between different thread types. For BSPP connections, Parker also offers options with bonded seals or O-ring face seals, eliminating the need for PTFE tape and ensuring fast, reliable assembly. Each fitting is fully traceable and manufactured to meet industry standards such as ANSI B31.1 and B31.3. Whether you're connecting pipes to instruments, manifolds, or valves, Parker’s Instrument Pipe and ISO Fittings provide a robust, standard-compliant solution ready for the most demanding environments.