Valley Tool and Manufacturing LLC offers complex product manufacturing and services. More than just a machine shop, we specialize in the precision manufacturing of machined, fabricated and formed components and turning them into complex assemblies for the aerospace industry.

Wednesday, 04 July 2018 06:19

A Business Philosophy Based On Quality

Quality is important to any manufacturer. We emphasize quality throughout each step of our manufacturing process. Meeting or exceeding our customers' requirements is our mission. By continuously updating our equipment and incorporating new technologies, we are always looking to improve our processes. We also strive to be as efficient as possible so we can offer a competitive price to our customers.

Wednesday, 11 April 2018 06:14

Precision Aerospace Components

  • Stable & growing since 1948
  • State-of-the-art 40,000 square foot facility
  • Hands-on partners from the quoting process through
    delivery of the finished assemblies

Harlow adds another MAG I to already existing (3) machine cell, making the cell (4) machines running 24 Supplier shall maintain a quality system that meets or exceeds ISO 9001, (AS/EN/JISQ) 9100 or (AS/EN/JISQ) 9120. Supplier’s quality system is subject to review and approval by Harlow’s Quality Assurance, Harlow’s Customers, and/or Regulatory Authorities which has oversight authority over Harlow or Harlow’s Customers.

Harlow adds Okuma-GA-26W 65-2(2) CNC Grinder This will allow faster setups and more accurate, consistent quality on all parts requiring grinding.

Harlow starts process in being compliant to Defense Federal Acquisition Regulation Supplement clause 252.204-7012/ NIST 800-171 Rev 1. This certification is scheduled to be complete December 31st 2020..

Harlow Aerostructures and Verocel (software testing facility) have Completed DO-178 testing for an auto throttle system designed for general aviation aircraft. Harlow, based in Wichita, designed the HAT-05 auto throttle’s hardware and software for use by twin-engine, advanced aircraft with full-authority electronic digital controls (FADEC) in new or retrofit applications, it said. Verocel, based in Westford, Massachusetts, partnered with Harlow to help with software certification.


Valley Tool and Manufacturing LLC has a pedigree of performance going back decades. The product of mergers between Maurer Metalcraft and Valley Tool, Valley Tool and Manufacturing LLC and Milford Fabricating Co. offers a wide range of capabilities ranging from sheet metal fabrication, machining, Painting, Nadcap welding, Heat Treat and assembly work.

Useful Links

200 OK


The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator at [no address given] to inform them of the time this error occurred, and the actions you performed just before this error.

More information about this error may be available in the server error log.