Top 10 Machined Parts Manufacturers & Suppliers in The USA


1. What are machined parts and what are they used for?

2. The top 10 machined parts manufacturers in the USA

3. How do you choose a supplier for your machined parts needs?

4. What to look for when choosing a supplier

5. Questions to ask potential suppliers

6. How to get started with a supplier

If you’re in the engineering and product development field, then there are plenty of decisions to make when it comes to machined parts. From manufacturers to suppliers, choosing the right source for your project can be tricky – especially if you’re wanting quality components that keep within budget. To help out fellow mechanical designers, development managers and purchasers who may be looking for reputable sources with hard-to-find solutions, we’ve assembled a list of top 10 US-based machined parts supplies. Whether you need simple hardware pieces or highly precision projects requiring repeatable accuracy and superior engineering excellence, these businesses have proven themselves time and again as reliable providers at competitive prices with diligent customer service values. So read on if you’re needing a little guidance towards finding just the solution for your unique needs!

5-axis CNC machined part

What are machined parts and what are they used for?

Machined parts are components that have been crafted through the process of machining. This process involves cutting, drilling, milling, and shaping metal or other materials into complex shapes and sizes. Machined parts are used in a variety of industries including automotive, medical, aerospace, and consumer electronics. They can also be used for a range of applications such as pumps, actuators, valves, motors, gears, and more.

The top 10 machined parts manufacturers in the USA

ISI Integrated Solutions

ISI Integrated Solutions

Integrated Solutions (ISI) was founded on June 1, 2002, in Santa Ana, California with a vision of creating a bridge between the domestic machinery manufacturers and the overseas factories of quality custom parts and auxiliary equipment. They have had to expand our location twice. They are now located in Garden Grove, CA. With our extensive background in manufacturing, machinery and the understanding of the demands from the US market, they are able to fulfill our customers’ needs with lower-cost parts/equipment to successively help them be more competitive on a global scale. Integrated Solutions is an overseas manufacturer of machine parts for USA and Canadian companies. ISI manufactures many types of parts for our customers. From the standard machine shop services, like milling and turning, to parts in plastic, rubber, fiberglass, and many others. It does not matter what material or industry, as long as your part has labor involved they can lower your costs.

What can they offer?

Gears, turning, milling, castings/forging, Industrial Rubber Rollers, Steel, Steel Mill & Aluminum Rolls, Conveyors: Power, Roller, Belt, Gravity, Electroplating Rack & Basket, Weldments, Material Handling Equipment, Material Handling Equipment, Heat Induction Coils, Specialty Items.

H. H. Arnold, Co., Inc.

H. H. Arnold, Co., Inc.

Here at H. H. Arnold’s manufacturing facility they have been providing quality machined parts to many markets for over 107 years.

As developers of innovative and specialized tooling, to satisfy the needs of our customers, during the 1930’s H. H. Arnold developed machinery for the textile industry. They built Elastic covering machines. Several thousand of these customizable machines have been sold throughout the world — revolutionizing the textile and garment industries.

Our experience building machines has given us unique insight into precision machine part requirements. The precision parts that are needed for the manufacturing of our own product line have translated into high standards and quality workmanship.

Today at H. H. Arnold, they continue to provide the same high standards and quality that is needed throughout industry and continually advance our capabilities to meet the ever-changing needs of our customers. They provide a wide range of machining, precision grinding, and assembly options from prototype to high production runs.

What can they offer?

Cylindrical, Centerless, Surface and Honing Grinding, CNC Vertical and Conventional Milling Services, CNC and Conventional Turning.



Established in 1971, ABS Machining has grown to become the recognized global leader in large Machining, Fabrication, and Assembly for OEMs. The key to our success has been exceptional people, unparalleled facilities and an unwavering commitment to quality. Our people are experts in their given field. Their expertise is matched only by their passion for serving our clients. They continue to invest in our people with education programs, cross training and in our internal accredited apprenticeship center.

What can they offer?

Large and Heavy Machining

Production Machining

Production Fabrication

Automated and Robotic Welding

Specialty Welding and Inconel Cladding

Complex Mechanical Assemblies

5 Axis Machining

Astro Machine Works

Astro Machine Works

Astro Machine Works was founded in 1984 in Ephrata, Pennsylvania with a clear vision: to serve the custom machinery and precision parts needs of the area’s top regional and national companies. Even through our early lean years, they tried to focus on business that fit within our vision, and were selective in terms of who they worked with and the type of work they performed. They believe this steadfast commitment has paid off. With each successful project, our reputation grew, enabling us to gradually expand our customer base geographically and from an industry standpoint. Today, Astro-built machines and parts can be found across the globe, doing all types of work for some of the world’s leading companies.

What can they offer?










United CNC Machining

United CNC Machining

Humble beginnings in 1979 as Paravis Industries, with a manual mill and lathe in a rented hallway, we have come a long way. Today we are supercharged with more than 40 CNC Turning and Machining centers. We continue to grow with industries who demand perfection. Rigid compliance to every detail keeps us at the cutting edge with leading manufacturers in aerospace, defense, transportation, naval, energy, medical and automation industries.

Our current state-of-the-art 24,000 sq. ft. facility located in Auburn Hills is designed to meet the quick prototyping demands of our valued customers. Our manufacturing and quality control departments comply with all ISO-9001 and AS9100 quality standards.

What can they offer?

5-Axis CNC Machining

3-Axis & 4-Axis CNC Machining

CNC Turning

ProtoTRAK CNC Milling

CNC Surface Grinding

Part Marking & Laser Engraving

Precision Prototype Machining

Production CNC Machining (Gamma Phase)

Multi-Axis Billet Machining

Workholding Solutions

Part Marking & Laser Engraving

The Federal Group USA

The Federal Group USA

The Federal Group USA is founed in 1987 . With product development cycles decreasing and pricing pressures mounting, today’s manufacturers have to test their products before they ever leave the drawing board. The Federal Group USA is there to help. With an experienced team of finite element analysis professionals, they can analyze your product and identify weaknesses without expensive and time-consuming prototypes. The Federal Group USA will help you be first to market with outstanding products.

3D Printing / Additive Manufacturing

Cold Forming

Cold Heading

Custom Fasteners

Laser Cutting

Metal Forging

Metal Injection Molding

Metal Stamping

Pipe and Tubing

Steel Extrusion

CNC Prototyping

Precision CNC Machining

Screw Machining

The Flinchbaugh Company

The Flinchbaugh Company

Founded in 1936 in York, Pennsylvania. The Flinchbaugh Company established a reputation for providing quality machined parts and shop services to the United States military and many leading private sector manufacturers. Some of those manufacturers include BAE Systems, IVRI Inc., Johnson Controls Inc., Kaydon Ring & Seal Inc, Quigley Motor Company Inc., Schneider Electric Inc, Voith Turbo and Volvo/Mack Truck.

In 2005, Flinchbaugh expanded following acquisition by only its third generation of ownership. And at the end of 2006, The Flinchbaugh Company made a strategic purchase of G. Kurtz Industries – another high-quality machining company and job shop in York County, PA. This resulted in the new, combined company based in Manchester, PA.

CNC Milling

CNC Turning




Multi-Axis Machining

Auxiliary Services

BDE Manufacturing Technologies

BDE Manufacturing Technologies

BDE Manufacturing Technologies (BDE) is a state-of-the-art CNC machine shop in Beaverton Oregon, about 15 miles west of Portland Oregon. They are a full service organization that provides a wide variety of support for our clients. This includes preproduction consulting and planning, design services, tooling, prototyping, production, and assembly capabilities.

At BDE, they combine old world craftsmanship with state-of-the-art technology to provide innovative solutions to meet our clients’ manufacturing needs. Precision services backed with innovative thinking, is what defines BDE. They pride ourselves in providing quality services to our clientele, ensuring safe and efficient operations.

It is our mission to remain ahead of the technology curve and become a strategic partner to our customers’ success. By carefully understanding our clients’ needs, they provide optimum solutions that will help them meet their component or product requirements.

CNC Machining & Manufacturing Services

CAD & CAM Programming Services

CNC Machine Turning & Milling Services

Electrical Discharge Machining Services

Contract Manufacturing & Assembly

Computer Aided Manufacturing Services

Precision CNC Machining Services

Technox Machine & Manufacturing

CNC MACHINING SUPPLIER Technox Machine & Manufacturing

Technox Machine & Manufacturing was established in 1976 as a job shop and repair company primarily serving the steel mills in the Midwest.

It has grown into one of the largest complete machine shop operations in the Chicago area, now serving steel, food, plastics, paper, textile, and recycling industries.

Because of our versatility, they can be a one-stop source for all your machining, fabricating, grinding and welding requirements. Our specialty in machining large assemblies and subassemblies is because of the unique machines they have at our facilities. Because of the size of the parts they can handle, they are one of the few machine shops in the Midwest who manufacture very big and complex machine parts on a regular basis.

Metal Fabrication Services

Custom Metal Fabrication

Horizontal Boring & CNC Horizontal Boring

Horizontal, Vertical & CNC Turning

Planer Milling & CNC Vertical Milling

Large Part CNC Machining Services

Heavy Component Machining Services

Modern Forge Companies, LLC

Modern Forge Companies, LLC

Modern Forge Companies, LLC began as Modern Die & Tool Company in 1914 as a part-time business for Melvin and Sadie Farmer. Since then, Modern has steadily grown to be a leader in forging industry, known for its engineering and service excellence.

Today, Modern employs over 650 people across five world-class manufacturing facilities, with over 25 production forge units, and two dedicated machining facilities for finished products and assemblies. The business is now run by the family’s third and fourth generations.

Modern continually looks to expand and modernize, while remaining committed to the quality and service our customers have come to expect over our more than 100 year history.

Custom Forge Manufacturing

CNC Machining Services

Tube Fabrication Services

Value-Added Engineering

Metallurgical Engineering Expertise

How do you choose a supplier for your machined parts needs?

Finding a reliable and high-quality supplier for your machined parts needs can be a daunting task. With so many options out there, it can be difficult to determine which ones are trustworthy and which ones are simply trying to make a quick buck. Here’s what you should consider before choosing a supplier for your machined parts needs.

Delivery Time & Quality Assurance

The most important factor when it comes to choosing a machined parts supplier is their delivery time and quality assurance. It’s important to find out how long it takes the supplier to deliver their product and if they have any sort of quality assurance process in place. You want to make sure that the products you receive are of the highest possible quality and that they will meet or exceed all of your expectations.

Price & Cost Considerations

Another important consideration when choosing a supplier is the price and cost considerations associated with their services. You need to ensure that you are getting the best value for your money without sacrificing quality or service. Take some time to compare prices between different suppliers in order to find one that offers competitive rates without compromising on quality.

Reputation & Experience

Finally, it’s important to consider the reputation and experience of any potential suppliers before committing to them as your go-to source for machined parts. Make sure you research each company thoroughly in order to get an idea of their track record when it comes to delivering high-quality products on time. Additionally, look into any certifications or awards each company has earned over the years so you can rest assured knowing that you are working with experienced professionals who take pride in their workmanship.

Choosing the right supplier for your machined parts needs is no easy task, but if you keep these key considerations in mind, it can help narrow down your search and simplify the process significantly. Be sure to do plenty of research into delivery times, costs, reputation, and experience prior to selecting a supplier – this will ensure that you get the best possible product at an affordable price from someone who has proven themselves as reliable over time. Doing this may take more effort upfront but will pay off significantly in terms of overall satisfaction with your purchase decision down the line!

What to look for when choosing a supplier?

When choosing a CNC machining manufacturing supplier, there are several important factors to consider.

First, you should make sure the supplier has the right machinery and tools necessary to produce high-quality parts. Next, inquire about their experience in producing CNC machined parts and their understanding of your project’s specific requirements. Finally, verify that their services include quality assurance checks throughout the manufacturing process, as well as post-production quality control tests to ensure that all components meet industry standards.

Questions to ask potential suppliers

When considering a CNC machining manufacturing supplier, here are some important questions to ask:

What range of CNC machining services do they offer?

How much experience do they have in producing machined parts?

What is their quality assurance process and how often are quality control tests carried out?

What hardware and software do they use for CNC programming?

Are there any additional services offered such as surface finishing, heat treatment, or assembly?

How to get started with a supplier?

2023 Top 10 CNC Machining Parts Manufacturers Modo Rapid

Getting started with a CNC machining supplier is a straightforward process. It starts with researching available suppliers and evaluating the best options for your specific project requirements. Once you have identified a few potential suppliers, contact them to learn more about their services, experience, and processes. Ask for references from previous customers to verify the quality of their work. Additionally, compare quotes from multiple suppliers to get an idea of pricing and negotiate a contract that meets your needs.

Modo Rapid is a reputable CNC machining supplier that offers a wide range of services, including CNC programming and surface finishing. To get started with Modo Rapid, contact their team to discuss your project requirements and get an estimate. Review samples of their work and talk with references to learn more about the quality of their services. Once you have all the information you need, negotiate a contract that meets your needs and start working with Modo Rapid on your CNC project.