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Masterpiece Jfast Ms51959-16b - 4-40x7/16 Mil-phil Flat Ms Dfar Stain Stl Bl Ox, Case Quantity: 4,000 Upgraded Model [bS7ZnBXM]

$51.99 $166.99 -69%

JFAST MS51959-16B FastenersIntroducing the JFAST MS51959-16B, a premium fastener designed for the most demanding applications. This 4-40x7/16 MIL-PHIL Flat MS DFAR STAIN Steel Button Head Bolt is crafted to meet the stringent requirements of military

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Masterpiece Jfast Ms51959-16b - 4-40x7/16 Mil-phil Flat Ms Dfar Stain Stl Bl Ox, Case Quantity: 4,000 Upgraded Model [bS7ZnBXM]

JFAST MS51959-16B Fasteners

Introducing the JFAST MS51959-16B, a premium fastener designed for the most demanding applications. This 4-40x7/16 MIL-PHIL Flat MS DFAR STAIN Steel Button Head Bolt is crafted to meet the stringent requirements of military and aerospace industries. With its robust construction and high-quality materials, the MS51959-16B delivers exceptional performance and reliability.
  • High Strength: Engineered for durability, the MS51959-16B features a MIL-PHIL flat design that ensures maximum strength and resistance to wear and tear.
  • Corrosion Resistance: The stain steel finish provides excellent corrosion resistance, making it ideal for environments where exposure to moisture and other corrosive elements is a concern.

Technical Specifications and Properties

The MS51959-16B fastener boasts a 4-40 thread size and a 7/16 inch diameter, offering the perfect balance between strength and flexibility. It is designed to comply with DFAR (Defense Federal Acquisition Regulation) standards, ensuring its suitability for military applications. Key features include:
  • Thread Size: 4-40
  • Diameter: 7/16 inch
  • Material: Stain Steel
  • Finish: MIL-PHIL Flat MS DFAR STAIN
Each fastener is meticulously inspected to guarantee its quality and performance, ensuring that it meets the highest industry standards.

Practical Applications and Benefits

The JFAST MS51959-16B is a versatile fastener that finds applications in a wide range of industries. Whether it's for aerospace, military, or industrial projects, this fastener is designed to withstand the toughest conditions. Here are some of the key benefits:
  • Longevity: The high-quality materials and robust construction ensure that the MS51959-16B fastener will last for years, providing long-term reliability.
  • Ease of Installation: The design of the fastener makes it easy to install, saving time and labor costs.
With a case quantity of 4,000, the MS51959-16B is an excellent choice for bulk orders, ensuring that you have a sufficient supply for your projects. Upgrade your fastening solutions with the JFAST MS51959-16B and experience the difference in quality and performance.

What Our Customers Say

January 21, 2026

Absolutely no complaints!

A very polished and an extremely effective tool.

- Rhys D..

January 21, 2026

Absolutely no complaints!

This is a well-built and a very, very effective tool.

- Haf B..

January 21, 2026

Absolutely no complaints!

A wonderful tool that is so very, very easy to use.

- Gwenllian V..

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