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

冷間圧造加工は、切削の少ない、あるいは切削を必要としない新しい圧造加工のひとつである。
金属。の作用による金属の塑性変形を利用した加工法である。
外力を受け、金型の助けを借りて、金属の体積を再分配し、移動させる。
必要な部品やブランクを製造します。冷間圧造工程は、標準的な
ボルト、ネジ、ナット、リベット、ピンなどの留め具。

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 または 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.