Building, repairs and adhesives for RC models
Choose the right adhesive, hardware and building material for foam, balsa, plywood, fiberglass and field repairs.
This is a fasteners, nuts & bolts item from DU-BRO. The information below is limited to fields found in the supplier or manufacturer record, so customers can check fit before contacting RC-MODEL.
The DU-BRO Stainless Steel Flat Washers are strong, dependable washers designed to improve the durability and safety of your RC model’s hardware. Each washer is made from high-quality stainless steel, giving you excellent protection against rust, vibration, and fuel exposure. This makes them ideal for glow, gas, and electric airplanes, helicopters, cars, boats, and drones. Flat washers play an important role in any assembly. They spread the load evenly across the mounting surface, preventing th...
Compare the listed dimensions, material, pack quantity, connectors or operating data with your model and existing system. If a critical field is missing, include the reference in your enquiry so RC-MODEL can confirm it with the supplier before an order is approved.
Image source: Manufacturer or source-catalog image.
Reference SKU/model: 3109.
These guides explain the setup, safety checks and accessory choices that usually matter for this product type.
Choose the right adhesive, hardware and building material for foam, balsa, plywood, fiberglass and field repairs.
A general ARF assembly workflow for many aircraft: dry fit, hinges, servo installation, power setup, CG, control checks and first-flight preparation.
A focused safety guide for hinge slots, adhesive choice, hinge gap, aileron freedom, alignment and final pull tests.
A repair guide that helps choose adhesives, hinges, tapes, wood, fiberglass cloth and replacement parts by damage type and airframe material.
A structured crash inspection for the airframe, wing, motor, motor shaft, ESC, servos, receiver and battery before deciding what can fly again.
| Technical Specifications | |
| Brand | DU-BRO |
| Supplier Section | DU-BRO PRODUCTS |
| Size | 4, 8 |
| UPC | 0-11859-03109-1 |
| Shipping Unit | 6 Packages |
| Pack Quantity | 8 pcs per package |
| Product Type | DU-BRO Stainless Steel Flat Washers – Durable RC Hardware (8/pkg) |
Tags: DU-BRO, 3109 - SS No. 4 Flat Washer (8 pcs per package), RC Hardware & Building Supplies, DU-BRO RC Hardware, Fasteners, Nuts & Bolts
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