Precision Machining for Gas & Fluid Handling

From high-pressure valve components to precision-machined pump housings, we manufacture the critical parts that keep your fluid handling systems running reliably. Industry leaders trust us to machine their most demanding components where precision and reliability are non-negotiable. With 75+ years of experience in precision manufacturing, we deliver the custom precision parts that ensure your systems perform under pressure.

Keep Your Production Moving with On-Time Parts

We stand out by combining state-of-the-art precision machining with seamless supply chain management, so you never miss a deadline.

Cut your lead times

Our comprehensive supply chain management ensures your parts are machined, stored, and delivered when you need them.

Precision you can rely on

We maintain the highest quality standards, so you can know that every batch of parts will meet your exact specifications.

Scale with confidence

Whether you need prototypes or millions of parts, our scalable production allows you to meet increasing demand.

Custom Parts for Gas & Fluid Handling

Spex manufactures the precision components that keep your systems operating at peak performance. Our team understands the unique challenges of fluid and gas applications - where precision tolerances, material selection, and surface finish quality directly impact reliability. When standard parts won't cut it, we help you develop custom solutions that improve efficiency, reduce maintenance requirements, and extend system life.

Secondary Processes for Full-Service Solutions

Stop juggling multiple vendors for your critical gas and fluid handling components. Beyond precision machining, we manage all secondary operations in-house or through our trusted network of suppliers. From heat treating and plating that enhance durability, to specialized surface finishes that ensure optimal sealing performance, we deliver fully finished parts ready for your assembly line. Our quality checks at every step mean you get consistent, ready-to-use components without the complexity of coordinating multiple suppliers.

Streamlined Supply Chain Integration

Managing component inventory for your gas & fluid handling equipment shouldn't add complexity to your operations. Our short lead times, supplier network, and just-in-time delivery help reduce complexity in your supply chain. You’ll get the right parts when you need them, improving your production flow and minimizing disruptions.

Our precision machining services

With over 75 years of precision machining excellence, we deliver custom components for fluid control systems, gas handling equipment, and high-pressure applications that meet the most demanding specifications. From prototype development to multi-million piece orders, our ISO:9001 certified machine shop specializes in handling complex, high-difficulty work across all metal alloys.

Our commitment to quality, combined with extensive machining capabilities, ensures your valve components, manifold blocks, and flow control parts are manufactured to the highest standards with competitive lead times. Whether you need precision-machined components for hydraulic systems, pneumatic equipment, or industrial process control, we deliver the quality and reliability that fluid handling applications demand.

Core services

CNC Milling

Our vertical and horizontal milling centers with up to 6-axis capabilities deliver the complex geometries critical for fluid handling components. We specialize in manufacturing custom valve bodies, manifold blocks, and flow control parts where superior surface finish and precise tolerances are essential. Our expertise ensures your components maintain reliable sealing performance and efficient fluid flow characteristics across all pressure ranges.

Multi-Spindle Machining

Our automated multi-spindle machines process bars up to 1-5/8" and chucking to 6", delivering the high-volume precision components critical for fluid control systems. We specialize in manufacturing repeatable, tight-tolerance parts for pressure regulation equipment and industrial flow applications where consistency is essential. Our expertise ensures your production lines maintain peak efficiency through reliable, high-volume component delivery.

CNC Turning

Our CNC turning centers handle bars up to 4" and chucking to 20" diameter, delivering precision components critical for fluid handling systems. We specialize in manufacturing industrial valves, pressure vessel components, and flow control equipment where concentricity and surface finish are essential. Our expertise ensures your components maintain optimal performance in demanding pressure and flow applications.

Swiss Machining

Our precision Swiss turning centers process bars up to 7/8" diameter and lengths to 4", delivering the intricate components critical for fluid control systems. We specialize in manufacturing small, complex parts for precision flow instruments and pressure sensors where tight tolerances and superior finishes are essential. Our expertise ensures your components maintain reliable sealing and precise flow control characteristics.

Features to support your business

High Precision CNC Machining

Perfect for complex custom parts and components.

Inventory Management

Keeps your production schedule on track by ensuring stock availability.

Range of Materials

Ideal for harsh, high-temperature, high-pressure environments.

On-Time Delivery

Ensures your supply chain stays agile with consistent delivery schedules.

Extensive Supplier Network

Our strong network ensures we can source the best components and materials.

Proudly U.S. Manufactured

High standards, faster turnaround times, and easier communication

We'd love to hear from you!

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Scalable production

Short lead times

Fair prices

ISO-9001 certified

Secondary processes

Range of materials

On-time delivery

75+ years in business

Advanced CNC machining

Rapid prototyping