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Grade Fasteners CNC Machining for Aerospace Industry

Manufacture mission-critical aerospace grade fasteners with uncompromising precision and material traceability. Yicen Precision delivers high-strength fastening solutions engineered to withstand extreme loads, vibration, and demanding environmental conditions. Experience certified fasteners with tight tolerances, superior material quality, and AS9100 compliance, request your custom quote today.

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Aerospace-Grade CNC Manufacturing You Can Trust

At Machining services, we specialize in delivering tight-tolerance, high-performance components for the aerospace industry. From structural parts to engine components, our CNC machining capabilities ensure exceptional accuracy, consistency, and material integrity even for the most complex geometries. Whether you need prototypes or full-scale production, we adhere to strict quality standards and industry certifications to meet your exact requirements

types of aerospace fasteners and their applications

Flight-Ready Precision Aerospace Grade Fasteners CNC Machining

Aerospace grade fasteners are the fundamental joining elements that hold aircraft structures and systems together, transmitting loads and maintaining assembly integrity throughout the aircraft lifecycle. These precision components must deliver exceptional tensile and shear strength, fatigue resistance, and corrosion protection under extreme conditions. Yicen Precision specializes in aerospace grade fasteners CNC machining that meets stringent industry specifications and quality standards.

Our facility utilizes multi-axis CNC lathes and Swiss-type machining centers with precision tooling to produce aerospace fasteners with tolerances of ±0.002″ or tighter. We machine certified materials including titanium alloys (Ti-6Al-4V), 17-4PH stainless steel, A286 high-temperature steel, Inconel 718, and precipitation-hardened alloys that provide superior strength-to-weight ratios. Operating under AS9100 standards and partnering with NADCAP-certified heat treatment and plating facilities, we deliver precision aerospace grade fasteners with complete repeatability and full material traceability across all production volumes.

CNC Parts We Deliver For Aerospace Industry

We specialize in machining mission-critical aerospace components from prototype to full-scale production with exceptional precision and quality.

Rocket Engine Nozzles
Precision Machining Detail
Spacecraft Engine Display
Advanced Machining Technology

State-of-the-Art Facilities

Equipped with the latest technology and advanced machinery to ensure precise, high-quality manufacturing.
Precision Machining Center

High-accuracy CNC manufacturing with advanced technology and unmatched efficiency.

CNC Production Workshop

Streamlined CNC production using state-of-the-art machinery for consistent quality.

Advanced CNC Manufacturing Hub

Expert fabrication and assembly of intricate CNC components under one roof.

Automated Machining Facility

Fully automated CNC operations delivering fast, precise, and reliable machining.

High-Performance CNC Workshop

Optimized for delivering premium-quality CNC parts with speed and precision.

Integrated CNC Production Plant

End-to-end CNC manufacturing with seamless workflows and superior results.

Aerospace Grade Materials We Machine

CNC Machine Services stocks and machines more than 30 certified alloys and a growing catalog of high-performance plastics so your design team isn’t forced to compromise on weight, strength, or temperature limits.

Aerospace Component Manufacturing
  • Aluminum alloys: Al 2024, Al 2014, Al 7050
  • Titanium alloys: Grade 1, Grade 2, Grade 5
  • Stainless steel: SS 301, SS 316/316L, 17-4PH
  • Inconel: Inconel 718
  • Plastics: Ultem 9085, PA 12, PEEK, PTFE (Teflon)

Aerospace Surface Finish Options

After machining, we apply flight-qualified finishes in our NADCAP-audited partner line (or an approved vendor you specify). Each treatment is matched to your performance targets corrosion resistance, wear life, conductivity, or visual branding.

Precision Aerospace Parts
  • Anodizing
  • As Machined
  • Bred Blasting
  • Black oxide
  • Electropolishing
  • Electroless nickel plating
  • Chromate conversion coating
  • Fine Machining
  • Powder coating
  • Polishing
  • Smooth Machining

Industries We Serve

Yicen Precision is serving a broad spectrum of industries, covering aerospace, automotive, electronics, medical, and more. We specialize in providing high-quality, reliable parts tailored to meet the unique engineering challenges of each industry.

What Clients Say

See why clients rely on Yicen Precision for CNC machining. Our testimonials highlight satisfaction with precision, quality, on-time delivery, and dedicated support, fostering lasting partnerships across industries worldwide.

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Transform Concepts into Precision Parts

We specialize in converting your ideas into high-quality, functional components with unparalleled speed and accuracy. With advanced technology and expert craftsmanship, we create parts that meet the most complex specifications.

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Precision CNC Machining for Aerospace Grade Fasteners

What are Aerospace Grade Fasteners?

Aerospace grade fasteners are precision-manufactured joining components including bolts, screws, studs, pins, rivets, and specialty fasteners that meet stringent aerospace material and performance specifications. These critical elements are used throughout commercial aircraft structures, military jet assemblies, helicopter airframes, engine installations, landing gear systems, and spacecraft modules. Each aerospace fastener must provide reliable clamping force, resist fatigue crack initiation, withstand vibration environments, and maintain joint integrity through thousands of flight cycles. The quality of custom aerospace grade fasteners directly impacts structural safety, assembly reliability, and maintenance requirements across all aircraft systems, making material certification and dimensional accuracy non-negotiable.

Key Technical Requirements

Manufacturing aerospace grade fasteners demands exceptional precision and strict material control. Typical tolerances range from ±0.005″ for head dimensions to ±0.001″ for thread pitch diameters, shank diameters, and grip length specifications that ensure proper fit and clamp load. Material specifications require AMS-certified aerospace alloys including Ti-6Al-4V titanium (tensile strength 130 ksi, excellent corrosion resistance), 17-4PH stainless steel (condition H1150, 190 ksi), A286 high-temperature steel (service to 1,200°F), Inconel 718 for engine applications, and MP35N for extreme environments with complete mill certifications and heat lot traceability.

Surface finish requirements ensure proper assembly and corrosion protection. Thread surfaces require Class 2A or 3A tolerances per AS8879 specifications. Head underside surfaces typically demand Ra 63 microinches for proper load distribution. Precision aerospace fasteners must withstand tensile loads from 1,000 to 200,000 PSI depending on size and grade, shear forces during flight maneuvers, vibration environments meeting MIL-STD-810 across 10-2000 Hz, and temperature cycling from -65°F to +600°F for hot-section applications. Components require controlled thread tolerances for torque-tension relationships, surface treatments meeting ASTM B117 salt spray resistance exceeding 1,000 hours, and magnetic particle inspection for critical applications to detect surface discontinuities.

Manufacturing Challenges & Solutions

Machining aerospace grade fasteners presents unique technical challenges requiring specialized manufacturing capabilities. Complex geometries including precision threads, hex heads, specialized drive recesses (Hi-Lok, Torq-Set), and undercut features demand rigid tooling and process control. Small part sizes with tight tolerances require exceptional machine stability and tool wear monitoring. High-strength materials like A286 and Inconel exhibit work hardening and generate extreme cutting forces.

Yicen Precision overcomes these challenges through advanced manufacturing technology and process expertise. Our Swiss-type CNC turning centers enable complete fastener production including threading, heading, and drive recess machining in single operations, maintaining concentricity and thread quality. Thread rolling capabilities for larger fasteners produce superior fatigue strength compared to cut threads. We utilize carbide and ceramic tooling specifically designed for aerospace alloys, combined with optimized cutting parameters and high-pressure coolant delivery.

Quality control protocols ensure aerospace fasteners meet all specification requirements. First-article inspection verifies all dimensions including thread pitch diameter (using thread micrometers and comparators), head dimensions, and grip length. Thread gauging with GO/NO-GO gauges confirms Class 2A or 3A compliance. We perform tensile and shear testing on sample lots to verify mechanical properties. Every aerospace grade fastener lot receives comprehensive dimensional reports, material certifications, heat treatment records, and magnetic particle inspection reports for critical applications ensuring complete compliance with aerospace fastener specifications including NAS, MS, and AS standards.

Applications & Use Cases

Precision-machined aerospace grade fasteners secure critical assemblies across diverse aerospace platforms:

  • Airframe Structures: Fuselage skin attachment, wing spar bolts, bulkhead fasteners, and structural joint bolts for Boeing and Airbus commercial aircraft
  • Military Fighter Aircraft: High-strength titanium fasteners, quick-release pins, and specialty fasteners for access panels on F-16, F-18, and stealth aircraft
  • Engine Installations: High-temperature fasteners, engine mount bolts, nacelle attachment hardware, and exhaust system fasteners for jet engines
  • Landing Gear Assemblies: High-strength bolts, clevis pins, retaining hardware, and structural fasteners for main and nose landing gear systems
  • Helicopter Airframes: Vibration-resistant fasteners, rotor head bolts, transmission mounting hardware, and dynamic component attachment fasteners
  • Spacecraft Systems: Titanium and Inconel fasteners for satellite structures, launch vehicle assemblies, and space station module connections
  • Interior & Secondary Structures: Panel fasteners, seat track bolts, overhead bin hardware, and equipment mounting screws for cabin systems

Why Choose Yicen Precision for Aerospace Grade Fasteners?

Selecting the right manufacturing partner for aerospace grade fasteners CNC machining ensures assembly integrity and certification compliance. Yicen Precision brings specialized capabilities tailored to aerospace fastener requirements. Our rapid prototyping services support new aircraft development programs, delivering first-article fastener samples within 7-10 days for fit-check validation and mechanical testing.

We provide seamless prototype-to-production scalability, maintaining identical machining processes, heat treatment procedures, and quality protocols that eliminate costly re-qualification and reduce program timelines. Our engineering team delivers proactive DFM consultation, identifying thread design optimization, material selection guidance, and surface treatment recommendations during the design phase. Every aerospace grade fastener batch includes complete material traceability with certified mill test reports, heat lot numbers, heat treatment certifications, and dimensional inspection documentation satisfying AS9100D and NAS/MS specification requirements.

Our cost-effective approach leverages efficient Swiss-type machining, thread rolling capabilities, and strategic material procurement to deliver competitive pricing for both prototype quantities and production volumes. Yicen Precision understands that aerospace fasteners are critical to structural safety and assembly reliability. Contact us today for engineering consultation and a detailed quote on your aerospace grade fasteners manufacturing requirements.

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Frequently Asked Questions

Grade Fasteners

  • Do you provide heat treatment and surface finishing for aerospace fasteners?

    Absolutely. We coordinate all required processing through NADCAP-certified partners including precipitation hardening for 17-4PH and A286, solution treating and aging for titanium, cadmium plating (Type I and II), passivation, dry film lubrication, anodizing for aluminum, and black oxide coating. All treatments include certification documentation, hardness verification, and meet aerospace specifications like AMS-QQ-P-416 and MIL-DTL-5541. 

  • Can you provide thread rolling services for improved fatigue strength?

    Yes, we offer thread rolling capabilities for fastener diameters from 0.125″ to 1.00″ that produce superior fatigue strength compared to cut threads. Thread rolling work-hardens the material, creates favorable grain flow, and eliminates stress concentrations, resulting in 30-40% improved fatigue life. We also provide cut threading for specialty thread forms and smaller production quantities. 

  • Which materials do you machine for aerospace grade fasteners?

    We specialize in certified aerospace materials including Ti-6Al-4V titanium (high strength-to-weight), 17-4PH stainless steel (condition H900/H1150), A286 high-temperature steel, Inconel 718 for engine applications, MP35N for extreme environments, 300M ultra-high-strength steel, and 2024-T4 aluminum for non-structural applications. All materials are AMS-certified with complete mill test reports and heat lot traceability. 

  • What tolerances can Yicen Precision achieve for aerospace grade fasteners CNC machining?

    We consistently maintain tolerances of ±0.005″ for head dimensions and grip length and ±0.001″ for shank diameters and thread pitch diameters. Our Swiss-type CNC equipment ensures Class 2A and Class 3A thread tolerances per AS8879 specifications with complete thread gauge verification for proper fit and torque-tension relationships. 

Get In Touch With Us!
Prompt response guaranteed within 12 hours
🔐 All uploads are secure and confidential