[50 PKG] Hex Lock Nuts NU Nylon Inserts Steel Zinc 5/8-11

Mutual ScrewSKU: 62NUBB

Price:
Sale price$58.10per 50( $1.16 each)
Pieces 50
Measurement type Inch
Thread size 5/8-11
Material Steel
Finish Zinc Plated
Head style Hex
Weight 5.0 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

Engineered for high-performance fastening, Hex Lock Nuts NU Nylon Inserts in Steel Zinc 5/8-11 deliver secure, vibration-resistant locking in a compact hex nut form. The nylon insert locks the bolt in place, preventing loosening under dynamic loads and chatter, making them ideal for demanding equipment and machinery assemblies.

Key Features

  • Locking action: Nylon insert provides positive locking to resist loosening from vibration and thermal cycling.
  • Material & Finish: Steel with corrosion-resistant zinc finish for durability in harsh environments.
  • Size & Thread: Thread size 5/8-11 for compatible fasteners.
  • Head Style: Hex nut for easy wrenching with standard tools.
  • NU designation: Nylon Insert (NU) locking nuts designed for reliable, reusable performance.

Applications

Ideal for automotive, industrial machinery, agricultural equipment, and general maintenance where vibration or shock could loosen standard nuts.

Why Choose NU Nylon Insert Lock Nuts?

Compared with conventional nuts, NU nylon insert lock nuts provide dependable locking without the need for additional locking devices. They combine a robust steel core with a low-friction zinc finish to simplify installation and reduce wear on mating threads.

Can We Help?

If you’re not sure that this product is right for you, give us a call!
800-222-0324

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