MS51861-12 – Aerospace Tapping Screw #4-1/4
High-Strength Fastener for Aircraft Structural and Avionics Applications
Available now at Airparts.aero.
Product Overview
The MS51861-12 Aerospace Tapping Screw is a precision-engineered fastener designed for aircraft structural, avionics, and panel applications. Manufactured to Military Standard (MS) specifications, this #4 size, 1/4-inch tapping screw provides secure fastening, self-tapping capabilities, and high vibration resistance for critical aerospace installations.
Constructed from corrosion-resistant, aerospace-grade materials, the MS51861-12 ensures exceptional holding strength and eliminates the need for pre-threaded holes, making it an ideal solution for airframe, interior paneling, and electronic component installations.
Key Features and Benefits
- Military Standard (MS) Certified Aerospace Fastener:
Complies with strict aviation and military specifications, ensuring optimal performance in demanding flight environments. - Self-Tapping Design for Secure Fastening:
Cuts its own threads into metal, composite, or plastic materials, reducing installation time and the need for pre-threaded holes. - Corrosion-Resistant Aerospace-Grade Construction:
Made from high-strength stainless steel or alloy, providing exceptional durability and longevity. - Vibration and Torque Resistant:
Designed to withstand intense aircraft movement, thermal expansion, and mechanical stress. - FAA-Compliant for Airworthiness:
Ensures regulatory compliance, meeting aviation safety and performance standards.
Technical Specifications
- Part Number: MS51861-12
- Standard: MS (Military Standard)
- Type: Aerospace Self-Tapping Screw
- Size: #4-1/4 inch
- Material: Aerospace-grade stainless steel or alloy
- Application: Airframe, avionics, and panel fastening
- Certification: MS Standard Compliant
Aircraft Compatibility
The MS51861-12 Aerospace Tapping Screw is designed for use in various commercial, military, and general aviation aircraft.
Refer to your aircraft’s maintenance manual or consult with a certified aviation technician to verify compatibility.
Applications
- Aircraft Structural Fastening: Ensures secure attachment of critical airframe components.
- Avionics and Electrical Installations: Provides firm and reliable connections for instrument panels and avionics.
- Interior and Exterior Panel Securing: Reduces interference with moving parts and airflow surfaces.
How the MS51861-12 Aerospace Tapping Screw Enhances Aircraft Performance
This MS-standard aerospace screw provides self-tapping convenience, high-strength fastening, and resistance to extreme conditions, ensuring secure mechanical connections and reducing maintenance needs.
Why Choose the MS51861-12 Aerospace Tapping Screw?
✔ MS-Certified for Exact Specifications – Meets Military Standard (MS) aerospace requirements.
✔ Durable and Corrosion-Resistant – Built for long-term performance in aviation environments.
✔ Self-Tapping for Easy Installation – Eliminates the need for pre-threaded holes.
Order Your MS51861-12 Aerospace Tapping Screw Today
Ensure secure and reliable fastening in critical aircraft assemblies with the MS51861-12 Aerospace Tapping Screw. Visit Airparts.aero today to place your order and benefit from competitive pricing, fast shipping, and expert customer support.
Note: Verify compatibility with your aircraft’s maintenance manual and consult with a certified aviation technician for proper installation.
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