Whiz-Lock Nuts - Offshore Milling & Sourcing Skip to content

Whiz-Lock Nuts

Serrated Flange Locking for Vibration Resistance

Built-In Locking Without Additional Components

Whiz-lock nuts, also known as serrated flange lock nuts, feature an integrated flange with serrations that bite into the mating surface, creating a strong locking effect. This design eliminates the need for separate washers while providing excellent resistance to vibration and loosening.

At Offshore Milling & Sourcing, we supply high-quality whiz-lock nuts engineered for durability, ease of installation, and reliable performance in demanding applications.


Types Available

  • Standard Whiz-Lock Nuts
  • Serrated Flange Lock Nuts
  • Metric Flange Lock Nuts
  • High-Strength Whiz-Lock Nuts
  • Stainless Steel Whiz-Lock Nuts
  • Custom Per-Print Lock Nuts

Key Features

  • Integrated flange eliminates need for washers
  • Serrated teeth provide locking action
  • Distributes load over a wider surface area
  • Quick and easy installation
  • Ideal for high-vibration environments

Materials

  • Carbon Steel
  • Alloy Steel
  • Stainless Steel 18-8 (304)
  • Stainless Steel 316
  • Specialty Alloys (upon request)

Finish & Coating Options

  • Zinc Plated
  • Black Oxide
  • Plain Finish
  • Stainless (Natural Finish)
  • Phosphate Coated
  • Zinc Flake Coatings
  • Custom Corrosion-Resistant Coatings

Industries Served

  • Automotive
  • Construction
  • Industrial Equipment
  • HVAC Systems
  • Manufacturing
  • Heavy Equipment

Applications

  • Automotive assemblies
  • Machinery and equipment
  • Structural components
  • Sheet metal fastening
  • High-vibration environments
  • General-purpose fastening

Key Benefits

  • Excellent resistance to loosening
  • Eliminates need for additional washers
  • Faster installation and reduced assembly time
  • Strong load distribution
  • Reliable performance in dynamic conditions

Why Offshore Milling & Sourcing?

  • Direct factory sourcing for competitive pricing
  • Consistent quality and precision manufacturing
  • Wide range of materials and configurations
  • Custom engineering and per-print capabilities
  • Reliable global logistics and supply chain

Request a Quote

Looking for dependable locking fasteners?

Contact Offshore Milling & Sourcing today for pricing, samples, and custom whiz-lock nut solutions.

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