Screw Machine Solutions That Cool and Heat Efficiently

At Specialty Engine Components (formerly W.A. Thomas), we’ve perfected screw machine manufacturing for over 50 years. Our Acme Gridley Screw Machines produce precision HVAC parts—small components 2 inches or less—that keep systems running smoothly. Specializing in high-volume production, our multi-spindle lathes offer optimal efficiency to hold tight tolerances over the span of your production run. We’ve supplied millions of parts to top HVAC manufacturers, earning recognition for our quality and reliability. Need cost-effective solutions for your next system? Explore our capabilities.

HVAC Applications We Serve

Our screw machine expertise allows us to produce parts machined from bar stock that are essential for the following HVAC Systems:

  • Compressors
  • Airflow Systems
  • Refrigeration
  • Controls
  • Ducting
  • Hydraulics

Examples of Parts We Produce:

  • Valves (pressure, control, sleeves, bodies)
  • Fittings (refrigerant, duct, line connectors)
  • Shafts (fan, motor)
  • Bushings, connectors (line, tube)
  • Adapters (A/C, Control)
  • Pins (compressor)

Benefits Of Partnering With Us

  • Excel in High-Volume Production Runs: Our multi-spindle lathes craft parts like adapters or valves quickly due to the ability to machine multiple features like threading drilling and shaping simultaneously, allowing us to meet high-volume HVAC demands.
  • Precision You Can Trust: We hold 0.001-inch tolerances for parts that are checked and verified with our state-of-the-art Quality Control Equipment, ensuring system efficiency and durability.
  • Cost-Effective Solutions: Streamlined processes reduce setup costs, delivering affordable parts for long runs with minimal waste and downtime in between production runs.
  • Exceptional Customer Service: We’re more than a supplier, we’re your partner, providing fast collaboration and support to keep your HVAC projects on schedule.

Why Specialty Engine Components?

With decades of screw machine expertise, we fuse precision, speed, and value into every HVAC part. Our multi-spindle lathes are designed for the industry—offering high-volume, cost-effective solutions backed by top-tier customer service through our collaborative sales and engineering team.

Contact Us Today to discuss your needs or request a quote. Let’s build HVAC excellence together.