#4-40 Stainless Steel Flat Head Socket Cap Screws

High-Strength A2 / 18-8 Stainless Steel Screws

Optimize your projects with our reliable #4-40 Stainless Steel Flat Head Socket Cap Screws, crafted from Class 18-8 / A2 stainless steel for superior corrosion resistance and strength. These screws are ideal for precision applications in electronics, 3D printing, RC cars, and other projects where small, durable fasteners are essential.

The flat head design allows for a flush finish in countersunk applications, providing a smooth and professional appearance. The hex drive ensures secure fastening, even in tight spaces and high-stress environments.

Note: Length is measured from the top of the head (countersunk length).

Key Features

• Superior Corrosion Resistance: Made from Class 18-8 / A2 stainless steel, offering excellent resistance to rust and corrosion.
• High Strength: Durable construction ensures reliable performance in demanding applications.
• Ideal for Small Applications: Perfect for electronics, RC cars, 3D printing, and other projects requiring small, corrosion-resistant screws.
• Flush Finish: Flat head design allows for countersunk installation, resulting in a smooth surface.
• Easy Installation: Hex drive compatible with a 1/16" hex key for quick and secure fastening. Need a 1/16" Hex Key? Get one here!

Specifications

• Diameter: #4
• Thread Size: 40 TPI - Coarse (Standard) Thread
• Length: Measured from the top of the head
• Drive: 1/16" Hex Key (Allen Wrench)
• Material: Stainless Steel Class 18-8 / A2
• Standards: ASTM F835 - 82° Flat Head (Standard)

Matching Products

• Matching Nuts: #4-40 Nuts - Available here
• Matching Washers: #4 Washers - Available here

Order Yours Today

Don't compromise on quality and durability. Choose Monster Bolts for your #4-40 Stainless Steel Flat Head Socket Cap Screws. Ideal for applications in electronics, 3D printing, RC cars, and other projects requiring small, corrosion-resistant fasteners. Order now and enjoy fast shipping and exceptional customer service from Monster Bolts, the trusted choice of professionals worldwide!

Why Choose Monster Bolts?

• ✔️ Trusted by professionals globally
• ✔️ High-quality A2 / 18-8 stainless steel
• ✔️ Fast shipping and outstanding customer service

Frequently Asked Questions

• Q: Are these screws suitable for outdoor use?
  A: Yes, the A2 / 18-8 stainless steel provides excellent corrosion resistance, making them suitable for most outdoor environments. However, for marine environments, consider using A4 / 316 stainless steel screws.
• Q: What applications are these screws ideal for?
  A: They are perfect for electronics, 3D printing, RC cars, and other projects requiring small, corrosion-resistant fasteners.
• Q: Do you offer bulk pricing?
  A: Yes, we offer competitive pricing for bulk orders. Please contact our sales team for more information.