Expert CNC Screw Machining for Aviation Precision Parts

Delivering mission-critical aviation components with tolerances down to ±.0002" using advanced Swiss turning and multi-axis CNC technology. Our ISO-certified precision machining ensures your aircraft parts meet the exacting standards where failure is not an option, from prototype to production.

Precision CNC screw machining operation creating aviation components

Our CNC Screw Machining Services

Comprehensive precision machining solutions for aviation components with uncompromising quality standards.

Swiss Turning

Complex aviation components with tight tolerances, ideal for small-diameter, high-volume production with exceptional surface finishes.

CNC Turning

High-precision cylindrical and complex geometry aviation parts, delivering tight tolerances down to ±.0002" with smooth finishes.

CNC Milling

Precision multi-axis aviation components with complex geometries using 3-, 4-, and 5-axis milling for critical applications.

Prototyping

Production-intent prototyping for aviation parts, testing fit, function, and manufacturability with the same precision as production.

Quality Inspection

Certified Quality Assurance with multiple precision inspection points using advanced CMM and optical measurement systems.

Multi-Material Machining

Expert machining of aviation-grade titanium, stainless steels, aluminum, and specialty alloys for demanding aerospace applications.

Mission-Critical Quality

Precision Aviation Components Built for Zero-Failure Performance

Aviation demands absolute precision, and our advanced CNC screw machining delivers exactly that. With tolerances down to ±.0002" and ISO 13485/9001 certification, we manufacture critical aircraft components using Swiss turning and multi-axis CNC technology. From lightweight structural elements to complex engine parts, our aerospace-grade materials and rigorous quality systems ensure every component meets the stringent requirements where failure simply isn't an option.

Precision-machined aviation components with tight tolerances
The Criterion Difference

Why Choose Criterion Precision Machining?

Three generations of precision machining excellence focused on zero-failure industries.

Ultra-Precision

Tolerances down to ±.0002" with advanced Swiss turning and multi-axis CNC capabilities.

Aerospace Certified

ISO 13485 and ISO 9001 certified with ITAR registration for defense applications.

Advanced Inspection

Global Advantage CMM and optical measurement systems ensure 100% quality compliance.

Material Expertise

Specialized machining of titanium, stainless steel, aluminum, and aerospace-grade specialty alloys.

Meet Our Leadership Team

Experienced professionals dedicated to precision machining excellence.

Professional headshot of Tanya DiSalvo, President

Tanya DiSalvo

President

As third-generation owner and President of Criterion Precision Machining, Tanya DiSalvo leads our commitment to delivering mission-critical components for Texas railroad infrastructure. Under her leadership, Criterion has evolved into a woman-owned precision machining company specializing in the 'No Failure' sectors, including railroad safety systems. Tanya's vision has guided the company's investment in advanced CNC technology and ISO certification programs, ensuring our Texas railroad clients receive components that meet the most stringent safety and performance standards. Her dedication to quality excellence and operational efficiency has positioned Criterion as a trusted partner for railroad manufacturers requiring precision components that perform reliably across Texas's diverse operating environments, from Gulf Coast humidity to West Texas desert conditions.

Professional headshot of Kelly Marflak, Quality Manager

Kelly Marflak

Quality Manager

Kelly Marflak serves as Quality Manager at Criterion Precision Machining, overseeing our comprehensive quality assurance programs critical to railroad component manufacturing. With deep expertise in precision inspection protocols, Kelly manages our certified Quality Assurance program that includes multiple points of precision inspection built into manufacturing processes. She oversees the operation of our Global Advantage CMM with PC-DMIS software, OASIS Optical Automatic Smart Inspection System, and Keyence measuring systems capable of measuring up to 99 dimensions simultaneously. Kelly's meticulous attention to detail ensures every railroad component meets the exacting tolerances and safety standards required for Texas railroad applications. Her leadership in quality control processes has been instrumental in maintaining our ISO 13485 and ISO 9001 certifications, providing railroad manufacturers with the documentation and compliance verification essential for safety-critical components operating across Texas's extensive rail network.

Professional headshot of Mike Pinchot, Estimator/Project Manager

Mike Pinchot

Estimator/Project Manager

Mike Pinchot brings extensive project management expertise to Criterion's railroad machining operations as Estimator and Project Manager. With deep understanding of precision manufacturing requirements, Mike works closely with Texas railroad clients to develop accurate project estimates and manage complex machining programs from concept through delivery. His technical expertise enables him to assess challenging railroad component specifications and coordinate multi-axis machining operations, Swiss turning processes, and quality inspection requirements. Mike's project management approach ensures railroad components are delivered on time and within budget while meeting the stringent quality standards required for safety-critical applications. His collaborative work with engineering teams and manufacturing personnel has streamlined processes for producing complex railroad parts, from prototype development through full production runs, ensuring Texas railroad infrastructure receives components manufactured to the highest precision standards.

Professional headshot of David Glass, Chief Financial Officer

David Glass

Chief Financial Officer

David Glass serves as Chief Financial Officer at Criterion Precision Machining, bringing strategic financial leadership to support our continued growth and investment in advanced manufacturing capabilities. With his comprehensive understanding of manufacturing economics and operational efficiency, David ensures that our precision machining operations remain competitive while maintaining the highest quality standards. His financial expertise enables Criterion to make strategic investments in cutting-edge CNC equipment, quality systems, and workforce development that directly benefit our clients in mission-critical industries. David's analytical approach to business management helps optimize our manufacturing processes and resource allocation, ensuring we can deliver exceptional value to customers while maintaining the financial stability necessary for long-term partnerships. His commitment to operational excellence supports our ability to serve the demanding requirements of medical device, aerospace, defense, and photonics manufacturers who rely on our precision machining capabilities.

Kellyanne Gottschalk, Internal Systems Manager at Criterion Precision Machining

Kellyanne Gottschalk

Internal Systems Manager

Kellyanne Gottschalk serves as Internal Systems Manager at Criterion Precision Machining, responsible for managing and optimizing the company's operational and business systems, including the ProShop ERP platform. Her role is critical in ensuring seamless workflow from order intake to final delivery, enabling real-time visibility into production scheduling, quality documentation, and compliance tracking. Kellyanne's expertise in systems management supports Criterion's ability to scale efficiently while maintaining the rigorous documentation and traceability standards required by regulated industries such as medical devices and aerospace. Her work underpins the company's operational excellence and helps ensure every project is delivered on time and in full compliance.

Nilda Feliciano, Customer Service representative at Criterion Precision Machining

Nilda Feliciano

Customer Service

Nilda Feliciano is the Customer Service representative at Criterion Precision Machining, serving as a dedicated point of contact for clients throughout the entire order lifecycle. From initial inquiries to order updates and delivery coordination, Nilda ensures that every client receives responsive, clear, and professional communication. Her commitment to customer satisfaction reflects Criterion's values of reliability and partnership, particularly important for clients in time-sensitive industries like aerospace, defense, and medical devices. Nilda's friendly and knowledgeable approach helps build lasting relationships with customers, ensuring they feel supported and informed at every stage of their project with Criterion.

Bonnie Paletta, Office Administrator at Criterion Precision Machining

Bonnie Paletta

Office Administrator

Bonnie Paletta serves as Office Administrator at Criterion Precision Machining, keeping the day-to-day operations of the business running smoothly. Her organizational skills and attention to detail ensure that administrative processes, documentation, and internal coordination are handled efficiently, freeing up the production and quality teams to focus on delivering precision components. Bonnie is a vital part of the Criterion team, contributing to the company's culture of professionalism and reliability. Her support role touches every department, helping to maintain the high standards of communication and organization that Criterion's clients in medical device, aerospace, and defense industries depend on.

Frequently Asked Questions

What is a CNC screw machine?

A CNC screw machine is a precision turning lathe that automatically feeds bar stock and machines parts to exact specifications. Our Swiss-type CNC screw machines excel at producing small, complex aviation components with tight tolerances down to ±.0002".

Which CNC machine is best suited for high precision aerospace components?

What tolerances can you achieve for aviation precision parts?

What materials do you machine for aviation applications?

Are you certified for aerospace manufacturing?

What is your typical lead time for aviation parts?

Do you offer prototyping services for aviation parts?

What quality documentation do you provide?

Need Technical Specifications?

Speak with our aerospace machining experts about your precision part requirements.

Certified & Trusted

Awards and Recognition

ISO 13485 certification badge

ISO 13485 Certified

Medical device quality management system

ISO 9001 certification logo

ISO 9001 Certified

International quality management standard

WBENC membership certification

WBENC Member

Women's Business Enterprise certified

Ready to Discuss Your Aviation Precision Parts?

Get a detailed quote for your CNC screw machining project with technical specifications and delivery timeline.

Contact Us Today

For immediate assistance, feel free to give us a direct call at 216-267-1733. You can also send us a quick email at office@criteriontool.com.