Reliable High Precision Parts
Delivered to you Faster
We use modern manufacturing practices and work closely with your team to ensure parts meet your exact standards and are delivered right when you need them.
-
On-Time Delivery
-
Tight Tolerances
-
Aerospace-grade Materials
-
Customization & Flexibility
-
Collaborative Approach
Explore Our Services >
1000s of parts delivered to top companies in Space, Medical, Defense, and more

Trusted By Top Aerospace Companies
1000s of parts delivered to top companies in Space, Medical, Defense, and more
Services
Precision Machining
We offer precision machining services capable of producing complex parts with tight tolerances, ensuring every component meets the exact requirements of aerospace standards.
Design for Manufacturing
We assist in optimizing designs for efficient manufacturing, reducing costs, and improving production flow while ensuring high-quality, aerospace-grade parts.
Quality Assurance
We ensure every part meets stringent aerospace standards through thorough inspection and testing. Our advanced QA processes guarantee precision, compliance, and full traceability for critical applications.
What Sets Us Apart
Tight Tolerances and High Precision
-
Expertise in Aerospace Standards: We specialize in meeting the strict tolerances required for critical aerospace components. Our commitment to precision ensures that every part adheres to stringent quality and dimensional accuracy requirements.
-
Advanced Quality Control: We use cutting-edge metrology equipment and thorough inspection processes to verify that each part meets or exceeds your tolerance specifications.


Quick Turnaround Times
-
Fast-Track Manufacturing: We understand the urgency of aerospace projects and offer quick turnaround times without compromising on quality. Whether it's prototyping or low-volume production, we help you stay on schedule.
-
Flexible Scheduling: Our team works with your deadlines to ensure your projects move forward seamlessly, delivering parts on time, every time
Material Expertise
-
Handling a Wide Range of Materials: We are experienced in machining all types of aerospace-grade materials, including Aluminum, Titanium, Inconel, Stainless Steel, Composites, and more. No matter your material requirements, we deliver parts with the highest precision.
-
Material Traceability: Full traceability ensures every part can be traced back to its original material batch, providing peace of mind for compliance and quality control.


Deadline-Driven Manufacturing
-
On-Time Delivery: Meeting project deadlines is crucial for aerospace companies. Our production process is designed to prioritize on-time delivery while maintaining high-quality standards.
-
Streamlined Processes: We use efficient workflows and real-time communication to ensure your orders progress smoothly, minimizing delays and keeping you informed every step of the way.
Why Choose Us

Who We Are
From humble beginnings with a single machine in the corner of a friend's shop, we've grown into a 25,000 sq. ft. facility at the heart of the aerospace community. Our journey has been fueled by one mission: to deliver exceptional parts, faster than anyone else, while solving the unique challenges of high-mix, low-volume manufacturing.
Over the years, we've had the privilege of supplying critical components to some of the top space companies in the industry. We’ve earned their trust by consistently delivering high-quality parts with unprecedented speed, including heat-treated components, sometimes within just one day. This isn’t by chance—it’s the result of relentless investment in cutting-edge technology and a focus on continuous improvement.
What Sets Us Apart
-
Fast, Reliable Turnaround: Whether it's R&D or prototyping, we specialize in delivering complex, low-volume parts at a fraction of the time it takes our competitors. We’ve optimized our processes and leveraged a lean team to move faster, all while maintaining precision.
-
Advanced Manufacturing Practices: Our commitment to using the latest technology allows us to reshape what’s possible in aerospace manufacturing. We’re not just keeping up with the industry—we’re actively pushing it forward.
-
Communication and Transparency: We understand the importance of communication and have built a system that prioritizes clear and timely updates. From quoting to delivery, our clients know exactly where their orders stand.
Our Vision
We aim to revolutionize aerospace manufacturing by creating a new paradigm. Our focus is on high-mix, low-volume projects—the projects that move the needle for humanity’s progress in space exploration and emerging industries. From fusion energy to electric propulsion systems, we're poised to support the groundbreaking innovations that will shape the future.
When you choose us, you’re choosing a partner who’s not only dedicated to speed and precision but also to solving your most complex challenges in the fastest way possible.
Our Machines
Milling
Turning
Quality Assurance
Materials We Work With
Aerospace and High-Performance Metals
-
Aluminum: 6061, 7075, 7050, 2024
-
Titanium Alloys: Ti 6Al-4V
-
Inconel: 600, 625, 718, X-750.
-
Waspaloy
-
A286
-
Stainless Steel: 303, 304, 316, 440, 418, 13-8, 15-5, 17-4, Nitronic 50, Nitronic 60
Common Metals
-
Steels: 1018, 4140, 4340, 6150, 8620
-
Copper
-
Brass
Composites
-
Glass Fiber Reinforced Polymers (GFRP) G10
High-Performance Polymers
-
PEEK (Polyether Ether Ketone)
-
Ultem (Polyetherimide)
-
Vespel (Polyimide)
-
Torlon (Polyamide-imide)
-
Kynar (Polyvinylidene Fluoride)
-
PTFE (Polytetrafluoroethylene)
-
UHMW (Ultra High Molecular Weight Polyethylene)
-
PVC (Polyvinyl Chloride)
-
Nylon: PA 6, PA 66
-
Delrin (Polyoxymethylene)
-
PET (Polyethylene Terephthalate)
-
PI (Polyimide films like Kapton)
-
PPS (Polyphenylene Sulfide)
-
FEP (Fluorinated Ethylene Propylene)
Exotic Metals
-
Kovar
-
Invar: 36, 42
-
Molybdenum
-
Tungsten
-
ToughMet 3
-
Maraging Steel: 250, 300, 350
-
Rene Alloys: Rene 41, Rene 80, Rene 100
-
Niobium
-
Tantalum
-
Alloy 4750 (HyMu 80)
Non-Earth Metals
-
Beskar
-
Tri lithium
-
Adamantium
-
Vibranium
-
Mithril
-
Unobtanium
Request a Quote
If you would like to request a quote, please send an email to
Get In Touch
rfq@frontlinemachining.com
Phone
(951) 379-0000
Address
14040 Meridian Pkwy
Riverside, CA 92508
USA
-
What industries do you specialize in?We specialize in high mix, low volume CNC machining for the aerospace industry, but our expertise extends to other high-precision industries such as defense, space exploration, and advanced manufacturing. Our experience with complex, high-tolerance components makes us a trusted partner across these sectors.
-
What materials do you work with?We work with a wide range of aerospace-grade materials, including aluminum, titanium, stainless steel, Inconel, and other high-performance alloys. Our expertise in machining these materials ensures that we can meet the specific demands of your project.
-
Can you handle urgent or expedited orders?Yes, we understand the critical nature of aerospace projects and are equipped to handle urgent or expedited orders. Our flexible production processes allow us to adapt quickly to your needs, ensuring timely delivery without compromising quality.
-
How do you ensure quality in your machining processes?Quality is at the core of everything we do. We implement stringent quality control measures at every stage of the production process, including in-process inspections, final quality checks, and thorough documentation.
-
How do you handle complex, high-tolerance components?We specialize in machining complex, high-tolerance components. Our advanced CNC machinery and experienced team are capable of producing parts with extreme precision. We use state-of-the-art CAD/CAM software and conduct detailed inspections to ensure that every component meets or exceeds your specifications.
-
What is your typical lead time?Lead times vary depending on the complexity and quantity of the order. However, we pride ourselves on our ability to meet tight deadlines. We work closely with our clients to establish realistic timelines and communicate any potential delays as early as possible.
-
How do you communicate with your customers during a project?Communication is a top priority for us. We provide regular updates throughout the project, including progress reports and status updates. Our customers have direct access to our team, ensuring that any questions or concerns are addressed promptly.
-
Do you offer prototyping services?Yes, we offer rapid prototyping services to help you bring your designs to life quickly. Our prototyping process allows for iterative testing and refinement, ensuring that the final product meets all of your specifications before moving to full production.
-
How can I request a quote?Requesting a quote is easy! Simply visit our Request a Quote page and fill out the form with your project details. You can also contact us directly at [Your Phone Number] or [Your Email Address]. We’ll respond promptly with a detailed quote and timeline.