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Common Challenges in Precision Machining and How to Overcome Them

March 28, 2025

Precision machining is the foundation of modern manufacturing, allowing vital components to function flawlessly in aerospace, defense, measuring instrumentation, and more. At Fairchild Precision Parts, we specialize in delivering these high-stakes parts on time, on budget, and within the demanding specifications our customers require.

These are the top challenges manufacturers face today and how we address them. Are you currently facing one of these common challenges with your manufacturing supplier? Contact us today to see how we can improve your supply chain. 

What Is Precision Machining?

Precision machining involves shaping raw materials into detailed, accurate parts that can meet extremely tight requirements. When buyers choose a shop, they need confidence that their parts will arrive within the specified tolerances and deadlines, all without compromising quality or service.

Precision machining in modern manufacturing demands extraordinary attention to detail. Components that are not in spec can derail entire production lines, damage brand reputations, or even create safety risks.

How Fairchild Helps Ensure Quality

We understand that quality is non-negotiable in precision machining. A few key ways we uphold exacting standards:

  • Advanced CNC Equipment: Our machinery is selected and regularly calibrated for high-accuracy performance. This focus on cutting-edge technology significantly reduces variance and scrap.
  • Skilled Machinists & Technicians: Every operator at Fairchild Precision Parts has the training and experience to recognize even the smallest deviation. Their expertise keeps each production run consistent.
  • Real-Time Process Monitoring: We employ software and sensors that track machine conditions and product measurements. Rapid feedback allows us to correct issues before they become widespread.
  • Comprehensive Inspection Protocols: Multiple checkpoints throughout production verify that tolerances are maintained. By catching potential flaws early, we minimize the risk of rework.
  • Dedicated Quality Team: Our in-house quality specialists review data, oversee inspections, and continually refine processes. Their goal is to ensure we meet every customer’s specs.

Through these combined efforts, we maintain the tight tolerances our customers demand without compromising efficiency or throughput.

Maintaining Tight Tolerances & High Quality

One of the toughest challenges in precision machining is maintaining extremely tight tolerances. Even a fraction of an inch off-spec can undermine the performance of complex assemblies, especially in fields like aerospace and defense.

When a project requires components with ultra-fine precision, there is zero margin for error. A single oversight can lead to expensive part rejections or even product failures in critical applications.

How Fairchild Helps Maintain Tolerances

We’ve made it our mission to stay ahead of tolerance requirements. A few ways we safeguard the integrity of every part include:

  • State-of-the-Art Swiss-Style Machining: Swiss machines excel at producing small, intricate components with exacting dimensions. By leveraging this technology, we accommodate complex geometries.
  • Frequent Calibration Schedule:  We regularly calibrate all equipment to ensure measurements remain correct. This consistency boosts confidence in our final measurements and part quality.
  • Documented Workflows & SOPs: Our machinists are given clear instructions in detailed standard operating procedures (SOPs). Clear documentation also helps reduce operator variation.
  • Strategic Tooling & Fixturing: Proper tooling and fixturing are central to controlling part alignment and repeatability. We research and invest in the best solutions for every project.
  • Rigorous Training & Oversight: Each operator is cross-trained on multiple machines and processes. This well-rounded knowledge lets them spot potential issues and address them proactively.

By combining cutting-edge equipment with well-established workflows, we consistently deliver parts that meet the tightest specifications our customers provide.

Handling Complex, Multi-Step Projects

Some components require multiple secondary operations—like plating, heat treating, or part marking—beyond traditional CNC work. Coordinating these steps can be a logistical challenge that often introduces risk and delays. Good communication is the key to preventing this from happening.

When dealing with multiple subcontractors or outside services, communication gaps can occur, timelines can stretch, and accountability can become unclear. This complexity adds stress for buyers who need assurance that each step will meet quality standards and delivery dates.

How Fairchild Simplifies Multi-Step Projects

We take a turnkey approach to eliminate bottlenecks and confusion. We make complex projects manageable by:

  • Single Point of Contact: We handle every step, so our customers don’t have to manage multiple POs or coordinate with different vendors. Fewer touchpoints mean fewer chances for miscommunication.
  • Pre-Vetted Supplier Network: Our relationships with trusted partners for plating, heat treating, and more span decades. These longstanding alliances help us expedite processes and maintain quality.
  • Centralized Project Management: Each job has a clear plan that outlines the sequence of operations. A dedicated team member oversees the entire workflow to keep tasks on schedule.
  • Thorough Quality Checks: Every service provider we work with must adhere to our strict QA standards. We re-check parts after each step to ensure they meet the drawing’s requirements.
  • Regular Communication Updates: We believe that buyers deserve transparency. Frequent progress reports keep our customers informed and confident, even if a project involves multiple subcontractors.

By streamlining these additional operations under our umbrella, we deliver a truly complete-to-print experience—minimizing delays and boosting peace of mind.

Meeting Tight Deadlines & Ensuring On-Time Delivery

In today’s fast-paced market, timing can be as critical as product quality. When a supplier misses a deadline, it can disrupt entire supply chains and push buyers to find alternative sources. We want to avoid this problem by understanding all factors that impact schedules and responding to those factors accordingly.

For example, many industries follow strict timetables due to seasonal cycles, government budgets, or just-in-time inventory strategies. A single missed shipment can dent a buyer’s reputation and jeopardize future projects.

How Fairchild Stays on Schedule

Staying punctual is a top priority for us. The top strategies we employ to maintain reliable turnaround times include:

  • Realistic Production Timelines:  We offer estimates based on actual machine capacity and current workload. Accurate forecasting reduces the risk of overcommitment or hidden delays.
  • Efficient Scheduling Software: Our production software analyzes workflow to assign jobs strategically. This approach helps optimize machine usage and prevent bottlenecks.
  • Flexible Workforce Management: Cross-training allows us to shift skilled operators to high-priority jobs as needed. This flexibility ensures critical projects don’t get stuck waiting on one machine.
  • Proactive Inventory Planning: For repeating orders, we sometimes hold finished parts or raw materials on-site. Having items ready for quick release can drastically reduce lead times.
  • Close Collaboration with Vendors: We also rely on outside services for certain operations, so we maintain strong vendor relationships. By sharing schedules, we can coordinate deliveries with minimal downtime.

With these measures in place, we consistently meet or exceed delivery promises, giving buyers confidence to keep placing orders with us.

Balancing Cost Competitiveness & Customer Expectations

In many sectors, cost can be the deciding factor between suppliers. Striking the right balance between affordability and quality is a persistent challenge in precision machining. We ensure this balance by prioritizing the customer’s needs.

Our clients often have limited budgets and strict targets to hit, especially for large-volume or simpler parts. Yet they still expect top-tier accuracy, strong communication, and punctual delivery—essentials that carry their costs.

How Fairchild Manages Costs

We aim to provide top-quality services without breaking the bank. We keep our pricing competitive by:

  • Smart Quoting Practices: Our quotes take into account real-world labor, material costs, and machine time. Transparent, accurate pricing prevents unpleasant surprises.
  • Bulk Order Incentives: Placing larger orders can cut overall per-piece expenses. We pass these savings along to customers through discounts and grouped pricing where possible.
  • Strategic Machine Utilization: We leverage our Enterprise Resource Planning (ERP) system to optimize our machine schedule for the best utilization. By grouping similar jobs, we reduce setup times and maximize machine hours.
  • Lean Inventory Management: Carrying excessive inventory ties up cash, so we fine-tune our stock levels. This approach helps us remain cost-effective and nimble when orders come in.
  • Vendor Negotiations: Our decades-long partnerships with subcontractors give us favorable rates on secondary services. We reflect these savings in our overall quote.

This balanced strategy allows us to remain agile in a highly competitive market while maintaining the high standards buyers expect from our shop.

Adapting to Evolving Technologies

The manufacturing landscape evolves rapidly, with new technologies and automation practices emerging every year. Shops that fail to adapt risk falling behind on productivity, quality, or both. We seek to employ the latest technology because we believe it allows us to deliver the best possible results for our clients.

For example, automation, digital twins, and data-driven decision-making have all taken root in modern precision machining. While not every innovation applies to every project, ignoring technological advances can limit a manufacturer’s capabilities over time.

How Fairchild Embraces Innovation

We stay proactive about adopting tools and systems that actually benefit our customers. A few examples of how we stay on top of the latest developments in our field include:

  • Regular Equipment Upgrades: We invest in CNC machines that incorporate the latest software and mechanical innovations. Up-to-date machines deliver higher accuracy and better repeatability.
  • Data-Driven Process Refinements: We monitor production data to identify bottlenecks and predict maintenance needs. Data insights also help us fine-tune cycle times and reduce scrap rates.
  • Selective Automation: Certain parts of our process can run with minimal supervision, boosting output and consistency. However, we prioritize automation where it genuinely adds value.
  • Ongoing Employee Training: Tools are only as good as the people who use them. We consistently train staff on new software, machinery, and best practices to keep skills sharp.
  • Pilot Testing New Methods: Before fully integrating an emerging technology, we test it on smaller runs. This approach helps us confirm real-world performance and reliability.

By staying open to technological shifts, we ensure our capabilities align with modern demands, keeping us competitive in precision machining.

Let Fairchild Precision Parts Meet Your Precision Machining Needs

At Fairchild Precision Parts, we’ve structured our entire operation to tackle tight tolerances, complex multi-step processes, cost pressures, and evolving technologies—all while maintaining open, honest communication with our customers. Now, let us show you what we can do for you. Check out our portfolio, and contact us today to learn more about our precision machining services.