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Rare Find Jfast 38nr - 3/8-24 Serrated Flange Hex Lock Nuts Case Hardened Hr15n 78/90 Zinc And Bake, Case Quantity: 1,000 Add To Cart [8JO2yiSs]

$27.99 $89.99 -69%

JFAST 38NR Hex Lock NutsThe JFAST 38NR - 3/8-24 Serrated Flange Hex Lock Nuts are designed for superior performance and durability. These high-quality lock nuts are crafted from case hardened HR15N steel, ensuring long-lasting strength and resistance

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Rare Find Jfast 38nr - 3/8-24 Serrated Flange Hex Lock Nuts Case Hardened Hr15n 78/90 Zinc And Bake, Case Quantity: 1,000 Add To Cart [8JO2yiSs]

JFAST 38NR Hex Lock Nuts

The JFAST 38NR - 3/8-24 Serrated Flange Hex Lock Nuts are designed for superior performance and durability. These high-quality lock nuts are crafted from case hardened HR15N steel, ensuring long-lasting strength and resistance to wear and tear. With a 78/90 zinc and bake finish, these nuts offer excellent corrosion resistance, making them ideal for various industrial applications.
  • Superior Material: Made from case hardened HR15N steel for unmatched strength and durability.
  • Corrosion Resistance: Coated with 78/90 zinc and bake finish to provide excellent resistance to corrosion.

Key Features and Specifications

The JFAST 38NR lock nuts feature a 3/8-24 thread size and a serrated flange design, which enhances grip and prevents loosening under vibration. These nuts are designed to fit securely onto hexagonal bolts, ensuring a tight and reliable connection. The case hardened steel material and zinc finish make these nuts ideal for use in harsh environments where other materials may fail.
  • Thread Size: 3/8-24 for versatile compatibility with various bolt sizes.
  • Serrated Flange Design: Provides increased grip and prevents loosening under vibration.

Practical Applications and Benefits

Whether you're working on automotive, industrial, or construction projects, the JFAST 38NR lock nuts are a reliable choice. Their case hardened steel construction and corrosion-resistant finish make them suitable for use in a wide range of applications, including machinery assembly, equipment installation, and vehicle repairs. With a case quantity of 1,000, these nuts are also cost-effective for bulk purchases.
  • Wide Range of Applications: Ideal for automotive, industrial, and construction projects.
  • Cost-Effective Bulk Purchase: Case quantity of 1,000 for efficient purchasing and inventory management.

What Our Customers Say

January 25, 2026

Absolutely no complaints!

It’s a very handy and impressive tool.

- Gwenda R..

January 25, 2026

Absolutely no complaints!

It’s a very impressive and handy gadget.

- Bethan T..

January 25, 2026

Absolutely no complaints!

This is a handy and clever gadget.

- Beli P..

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