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Don't Miss Jfast Ms51959-22 - 4-40x1 1/4 Ms51959 Nasm51959 Phil Flat Machine Screw Full Thread 300 Series S/s Dfar, Case Quantity: 2,000 Collection [orSiT72Q]

$50.99 $163.99 -69%

JFAST MS51959-22 Mil-Spec Machine ScrewIntroducing the JFAST MS51959-22, a top-tier Mil-Spec Machine Screw designed for precision and durability. This screw is the epitome of quality, engineered to meet the stringent requirements of the military and

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Don't Miss Jfast Ms51959-22 - 4-40x1 1/4 Ms51959 Nasm51959 Phil Flat Machine Screw Full Thread 300 Series S/s Dfar, Case Quantity: 2,000 Collection [orSiT72Q]

JFAST MS51959-22 Mil-Spec Machine Screw

Introducing the JFAST MS51959-22, a top-tier Mil-Spec Machine Screw designed for precision and durability. This screw is the epitome of quality, engineered to meet the stringent requirements of the military and aerospace industries. With its robust construction and reliable performance, it is a go-to choice for professionals seeking excellence in fastening solutions.

Key Features:

-
  • Part Number: MS51959-22
  • Product Category: Mil-Spec Machine Screws
- Size: 4-40 - Length: 1 1/4" - Head Style: Flat Head - Drive Style: Phillips - Material: 18-8 Stainless Steel - Finish: Plain - Mil Spec Group: MS51959 - DFARS: Compliant - RoHS: Compliant

Superior Properties and Specifications

The JFAST MS51959-22 is crafted from high-quality 18-8 Stainless Steel, ensuring exceptional strength and corrosion resistance. This screw boasts a full thread design, allowing for maximum grip and secure fastening. The flat head and Phillips drive style offer ease of use and compatibility with a wide range of tools. With a length of 1 1/4" and a size of 4-40, this screw is versatile enough to handle a variety of applications, from aerospace components to precision machinery.

Practical Applications and Benefits

Ideal for both commercial and military applications, the JFAST MS51959-22 is a versatile tool that delivers exceptional performance. Its compliance with DFARS and RoHS standards makes it a reliable choice for projects that require adherence to strict regulatory guidelines. Whether you are working on an aircraft, a piece of heavy machinery, or any other demanding application, this screw will exceed your expectations. Its durable construction and precise specifications ensure a long-lasting, secure fastening solution, making it an essential component for any professional looking to enhance their projects with top-notch quality.

What Our Customers Say

January 23, 2026

Absolutely no complaints!

This is a really good and a very, very solid product.

- Emyr K..

January 23, 2026

Absolutely no complaints!

It's a very good and a very, very practical product.

- Madog H..

January 23, 2026

Absolutely no complaints!

An absolute pleasure to use each and every day.

- Dalton Z..

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