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Custom CNC Machined Step Screw with Nylon Patch

Brand: NHY
Material: Crafted from carbon steel or stainless steel for strength.
Structure: Step shoulder design ensures precise positioning limits.
Surface: Blue nylon patch provides reliable thread anti-loosening.
Size: Custom thread and step dimensions for assembly needs.
Design: Countersunk hex socket enables controlled torque application.
Availability:
Quantity:
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  • NHY-F00112

  • NHY


Custom CNC Machined Step Screw with Nylon Patch for Precision Industrial Fixation and Anti-Loosening


1.Product Overview


Our custom CNC machined step screw is a high-performance precision fastener engineered for secure fixation, accurate positioning, and anti-loosening performance across industrial automation, electronic devices, and precision mechanical assemblies. Featuring a precision step shoulder to prevent over-insertion and define positioning limits, a countersunk hex socket head for space-saving installation, and a blue nylon thread-locking patch, it delivers reliable vibration resistance to avoid loosening under long-term dynamic loads. Produced via advanced CNC turning and thread rolling processes, this step screw offers tight dimensional tolerances and customizable step configurations, catering to the precise fastening needs of industrial and consumer products while ensuring durable, maintenance-free connections.




2.Specification Parameters

Parameter Standard Specification Custom Option
Material Carbon Steel 1018/Stainless Steel 304 Brass/Titanium Alloy
Thread Size Custom (M2–M8, micro-threads) Non-standard thread pitches
Step Diameter Custom (0.5–3mm larger than thread OD) Custom step size & position
Step Length Custom (1–5mm) Fully customizable
Overall Length Custom (3–20mm) Fully customizable
Nylon Patch Color Blue (standard) Custom colors (black/red)
Drive Type Hex Socket (standard) Torx/Phillips micro-drive options
Dimensional Tolerance ±0.01mm Tighter tolerance (±0.005mm)
Surface Finish Passivated / Zinc Plated Polished / Custom coating
Hardness HV 200–250 Custom hardness levels


3.Application Case


  • Case 1: Consumer Electronic Device Fixation

A smartphone manufacturer deployed our miniature step screws in camera module assembly, fixing delicate optical components with the step shoulder to avoid over-tightening. The anti-loosening performance prevented component shift under daily use, reducing camera focus errors by 32% and improving product yield by 23%.


  • Case 2: Automotive Interior Component Assembly

An automotive OEM utilized our carbon steel step screws in dashboard trim assembly, securing lightweight plastic parts with the step shoulder to ensure flush fit. The anti-loosening patch maintained stability under vehicle vibration, meeting automotive quality standards and reducing after-sales complaints by 29%.


  • Case 3: Medical Device Portable Instrument Fixation

A medical device brand used our stainless steel step screws in portable diagnostic tools, fixing internal circuit boards with the step shoulder to prevent component damage. The corrosion-resistant finish and anti-loosening design complied with medical-grade safety standards, eliminating component loosening issues during patient use.




4.The Scene Diagram

衬套类型判断 (1)





5.Product Features & Core Advantages

  • Nylon Anti-Loosening Patch: Forms a resilient lock on threads, eliminating slippage under vibration and mechanical impact.

  • CNC Precision Machining: Tight dimensional tolerance (≤0.01mm) ensures consistent fit in high-precision assemblies.

  • Countersunk Hex Socket: Saves installation space while delivering controlled torque with standard Allen keys.

  • Full Customization: Non-standard step sizes, thread specs, and materials are fully customizable to meet diverse needs.

  • Corrosion Resistance: Stainless steel or passivated finish suits harsh industrial, electronic, and outdoor environments.




6.Quality Assurance

  • 100% dimensional inspection via CMM

  • Material certification (RoHS, mill test reports)

  • Fatigue and torque testing for critical applications

  • ISO 9001, ITAF 16949, ISO14001

ISO9001:2015

                   









We offer a complete manufacturing solution with cold heading, stamping, and CNC machining lines.

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Contact Info
Tel: +86-15968465120
+86-13183508002
Email:  info@hanyee.cc
WhatsApp: +8615968465120
Add: PLT#1: Taizhou City, Zhejiang, CN/ PLT #2: Ningbo City, Zhejiang, CN
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