Aluminum Nylon Lock Nut

The fastening and opening of bolts and nuts adopts non-standard design, and the matching
non-standard tools are used to solve the opening and fastening problems. In general, other
wrenches cannot be inserted. In the appearance design of nuts and bolts, non-standard slotting,
opening or pentagonal, heptagonal, nine-corner or custom-made corresponding groove tools
have played a very good anti-theft effect

عملية الرأس على البارد هي واحدة من العمليات الجديدة للتشغيل الآلي بالضغط ذات القطع الأقل أو بدون قطع
المعدن. وهي طريقة معالجة تستخدم التشوه البلاستيكي للمعدن تحت تأثير
قوى خارجية، وبمساعدة القوالب، تقوم بإعادة توزيع ونقل حجم المعدن لتشكيل
الأجزاء أو الفراغات المطلوبة. عملية الخراطة على البارد هي الأكثر ملاءمة لإنتاج الأجزاء القياسية
أدوات التثبيت مثل البراغي والبراغي والصواميل والمسامير والمسامير والدبابيس وغيرها

Aluminum Alloy Nylon Lock Nut – Detailed Description

An aluminum alloy nylon lock nut is a lightweight, vibration-resistant fastener that combines the strength and corrosion resistance of aluminum with the locking capability of a nylon insert. These nuts are commonly used in applications where weight savings, resistance to loosening, and moderate environmental protection are required.

1. Material Composition

Base Material:

• Aluminum Alloy (typically 6061-T6 أو 7075-T6)

  • 6061-T6: Good strength, corrosion resistance, and weldability (general-purpose use).

  • 7075-T6: Higher strength (near steel levels) but less corrosion-resistant (used in aerospace/military).

Locking Mechanism:

• Nylon Insert (PA66 or equivalent) – A nylon ring embedded at the top of the nut that creates friction against the bolt threads, preventing loosening from vibration.

  • Temperature resistance: -40°C to +120°C (-40°F to +250°F) (may degrade at higher temps).

  • Chemically resistant to oils, fuels, and solvents (but not strong acids/bases).

2. Key Features & Benefits

✔ Lightweight – Up to 65% lighter than steel nuts, ideal for aerospace, automotive, and electronics.
✔ Reusable (to a degree) – Can be reused a few times before the nylon wears out.

7. Installation & Maintenance Tips

• Use with Anti-Seize – Prevents galling in aluminum threads.

• Avoid Over-Tightening – Can strip aluminum threads or crush the nylon insert.

• Check Nylon Condition – If the insert is cracked or loose, replace the nut.

• For High-Temp Use – Consider all-metal lock nuts (e.g., aluminum with a deformed thread).

Conclusion

An aluminum alloy nylon lock nut is an excellent choice for lightweight, vibration-resistant applications where corrosion resistance is needed. While not as strong as steel, it provides a reliable locking mechanism for moderate-load environments.