1/4-28 Hex Lock Nuts | Grade 8 Steel Zinc Yellow (600 / Pkg.)

Mutual ScrewSKU: 15NS8KC

Price:
Sale price$39.35per 600( $0.07 each)
Pieces 600
Measurement type Inch
Thread size 1/4-28
Material Steel
Grade Grade 8
Finish Zinc Yellow
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-strength, vibration-prone assemblies, our Hex Lock Nuts with Nylon Inserts deliver reliable locking action while providing easy installation. Crafted from Grade 8 steel and finished in a yellow zinc coating, these nuts combine strength, durability, and corrosion resistance for heavy-duty hardware projects. The 1/4-28 thread size ensures compatibility with standard bolts and fasteners used in automotive, machinery, and industrial equipment.

  • Locking action with nylon insert: the built-in nylon insert bites into the mating bolt thread to resist loosening under vibration and dynamic loads.
  • Grade 8 steel construction: high tensile strength for demanding applications.
  • Yellow zinc finish: corrosion resistance and a bright, recognizable appearance.
  • Standard hex geometry: easy wrenching with common tools for fast and secure installation.
  • Precise threads: engineered for smooth threading and reliable performance with 1/4-28 fasteners.
  • Versatile applications: ideal for automotive, machinery, equipment, and general industrial use.

Optimization and compatibility note: For optimal performance, use with compatible bolts and torque values recommended for Grade 8 steel hardware. Not intended for critical aerospace or high-precision applications unless specified by engineering guidelines. Available in a durable yellow zinc finish to resist wear and corrosion in everyday environments.

Enhance your hardware kit with these reliable nylon insert hex lock nuts and enjoy a secure, vibration-resistant fit in every project.

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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