This iron washer, model 20x1 with a profiled hole, is engineered for superior performance in demanding lighting fixture assembly. The specifically designed profiled hole ensures secure anti-rotation locking when used with matching hardware, providing a stable and reliable connection. Manufactured from high-quality iron with a corrosion-resistant finish, this washer is essential for ensuring the long-term structural integrity and safety of commercial and industrial lighting systems.
Material: High-Strength Iron
Finish: Standard Anti-Corrosion Electroplating (e.g., Zinc)
Key Feature: Profiled Anti-Rotation Hole
Primary Use: Structural Connection Point in Lighting Fixtures
Industry: Commercial & Industrial Lighting Hardware
Anti-Rotation Securing: Ideal for locking nuts or bolts in place on hanging rods and structural arms of pendant lights and chandeliers.
Load Distribution: Used in junction boxes and assembly points to distribute pressure and prevent damage to delicate components.
Grounding Contact: Provides a consistent metal-to-metal contact point, which is critical for electrical grounding continuity in metal light fixtures.
| Specification | Value / Description |
|---|---|
| Model | Iron Washer with Profiled Hole |
| Nominal Size (ID x OD) | 20mm x 1mm (Thickness) |
| Hole Type | Profiled (e.g., Square, D-Shape, or Keyed) |
| Material | Iron / Low Carbon Steel |
| Standard Finish | Electro-Zinc Plated (Base corrosion resistance) |
| Standards | Conforms to general industrial hardware standards for dimensional tolerance. |
Customer Service
With over 20 years of dedication to the lighting and hardware industry, we provide a professional and reliable supply of lighting fixture parts.Our commitment to quality and excellence is validated by international certifications, ensuring that our products meet the highest global standards for performance and safety.




Q1. Can I have a sample order for the product?
A: Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.
Q2. What about the lead time?
A: 3-5 days for Sample preparing ,8-10 working days for mass production.
Q3. How do you ship the goods and how long does it take to arrive?
A: Ship by DHL, UPS, FedEx or TNT. It takes 3-5 days to arrive. Airline and sea shipping also optional.