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Everyday Jfast Ms51957-84b - 1/4-20x1 1/4 Ms51957-b Phil Pan M/s Coarse Full Thread 300 Series S/s Dfar Black Ox, Case Quantity: 500 Click To View [gPlshzdX]

$47.99 $153.99 -69%

Superior Mil-Spec Machine Screws for High-Performance ApplicationsIntroducing the JFAST MS51957-84B Mil-Spec Machine Screw, a top-tier fastener designed for demanding applications that require maximum strength and durability. This screw is a part of

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Everyday Jfast Ms51957-84b - 1/4-20x1 1/4 Ms51957-b Phil Pan M/s Coarse Full Thread 300 Series S/s Dfar Black Ox, Case Quantity: 500 Click To View [gPlshzdX]

Superior Mil-Spec Machine Screws for High-Performance Applications

Introducing the JFAST MS51957-84B Mil-Spec Machine Screw, a top-tier fastener designed for demanding applications that require maximum strength and durability. This screw is a part of the 300 Series S/S DFAR Black Ox series, offering exceptional quality and reliability. Engineered to meet the stringent standards of the military and aerospace industries, the MS51957-84B combines superior engineering with the latest technology to provide unmatched performance.
  • High-Strength Material: Constructed from 18-8 Stainless Steel, this screw is known for its exceptional tensile strength and resistance to corrosion, making it ideal for environments where durability is crucial.
  • Coating: The Black Ox finish not only enhances the aesthetic appeal but also provides additional protection against wear and tear, ensuring longevity even in the toughest conditions.

Technical Specifications and Key Features

The MS51957-84B is a 1/4-20x1 1/4 inch Pan Head Phillips drive machine screw, offering a comprehensive solution for various fastening needs. This Mil-Spec part adheres to the MS51957-B specification, ensuring compliance with industry standards. Key features include:
  • Size: 1/4-20 with a length of 1 1/4 inches, providing flexibility for different mounting scenarios.
  • Drive Style: Phillips drive for easy installation and removal with a screwdriver, offering convenience and efficiency.
The Black Ox finish and DFAR compliance further establish this screw as a premium choice for professional use.

Applications and Benefits

Whether you're working on complex machinery, aerospace projects, or precision instruments, the JFAST MS51957-84B Mil-Spec Machine Screw is the perfect choice. Its robust design and high-quality materials make it an excellent option for a wide range of applications, including automotive, industrial, and military use. The benefits of choosing this screw include:
  • Compliance: DFAR and RoHS compliant, ensuring that your project meets all regulatory requirements.
  • Reliability: The combination of stainless steel and Black Ox coating guarantees long-lasting performance and resistance to the harshest conditions.
With a case quantity of 500, this product is perfect for bulk orders, ensuring you have the necessary fasteners on hand for any project.

What Our Customers Say

January 25, 2026

Absolutely no complaints!

This product is a great example of quality and performance.

- Krew J..

January 25, 2026

Absolutely no complaints!

This product is a brilliant choice. It's incredibly well-made.

- Palmer J..

January 25, 2026

Absolutely no complaints!

This product is a superb example of smart and functional design.

- Nola F..

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