10pcs Brass Nickel-Plated #4-40 Hex Standoff Male-Female PCB Spacer

JARBLUE #4-40 Brass Nickel-Plated Hex Standoffs — 10-Piece Set

Keep your PCB boards, motherboards, and port brackets securely mounted and properly spaced with these precision-machined male-female hex standoffs from JARBLUE. The nickel-plated copper construction delivers excellent conductivity, corrosion resistance, and a clean professional finish — perfect for electronics builds, computer hardware assembly, and DIY electrical projects.

Key Features

• Material: Copper with nickel plating for durability and corrosion resistance
• Thread Size: #4-40 (UNC) — compatible with standard PCB, VGA, DVI, and COM port hardware
• Drive Style: External hex for easy tightening with a standard wrench or nut driver
• Configuration: Male-female (jackscrew) design for stackable, secure connections
• Certification: CE certified
• Pack Quantity: 10 pieces per pack
• Made in Mainland China

Ideal Applications

• PCB board and motherboard mounting
• VGA, DVI, and COM/serial port bracket securing
• Electronics enclosures and chassis assembly
• DIY electrical and maker projects
• Computer hardware repair and custom builds

Why Choose These Standoffs?

The #4-40 thread standard is widely used across the electronics industry, making these standoffs universally compatible with most PC expansion slots, port panels, and circuit boards. The male-female jackscrew design allows you to easily daisy-chain multiple boards or securely fasten port brackets without worrying about loosening over time. The nickel plating adds an extra layer of protection against oxidation, keeping your connections reliable for the long haul.

Looking for more hardware and DIY accessories? Check out these related products:

• 10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals
• 10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips
• 12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset

Learn more: OSHA on eye and face protection

Frequently Asked Questions

Q: What thread size are these hex standoffs and what are they compatible with?

A: These standoffs use the #4-40 UNC thread, a standard size widely used in PC hardware. They are fully compatible with VGA, DVI, and COM/serial port brackets, PCB boards, motherboards, and most standard electronics enclosures and chassis.

Q: What is the material and finish of these standoffs?

A: The standoffs are made from copper (brass) with a nickel plating finish. This combination provides good electrical conductivity, mechanical strength, and corrosion resistance, making them suitable for long-term use in electronics assemblies.

Q: How many pieces are included and can they be stacked?

A: Each pack contains 10 standoffs. Thanks to their male-female (jackscrew) design, these standoffs can be stacked or chained together to achieve custom spacing heights, giving you flexible installation options for your build.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.