Secraft 3mm Wide Washer Red (6 Pack) | RC Airplane Hardware

Secraft Wide Washer 3mm – Red (6 Pack)

The Secraft 3mm Wide Washer in red is a premium RC aircraft hardware upgrade designed to improve both performance and visual appearance. The wide washer design helps distribute load more evenly while adding a bold anodized finish to your build.

Machined from aircraft-grade 6061-T6 aluminum and anodized for durability, these washers are ideal for high-stress and high-vibration areas such as engine cowls, landing gear mounts, and canopy installations.

Key Features

• Wide washer design distributes load and reduces material stress
• Precision-machined 6061-T6 anodized aluminum
• Helps resist loosening in vibration-heavy environments
• Enhances both durability and appearance
• Compatible with M3 / 4-40 hardware

Specifications

• Size: 3mm (M3 / 4-40 compatible)
• Outer Diameter: 15mm
• Inner Diameter: 3.5mm
• Material: 6061-T6 Aluminum (Anodized Red)
• Quantity: 6 washers per package

Applications

These Secraft wide washers are commonly used in:

• RC airplane engine cowls and fuselage mounting points
• Landing gear installations
• Canopy and hatch mounting
• Motor mounts and structural attachment points
• General RC aircraft hardware upgrades

Why Use Wide Washers in RC Aircraft?

Wide washers increase the contact surface under the bolt head, helping prevent cracking, crushing, or loosening of materials like fiberglass, wood, and composites. This is especially important in RC aircraft where vibration and repeated stress are common.

Upgrade your build with Secraft hardware—engineered for performance, durability, and a bold custom look.