Ultimate National Seal Size Chart for Every Application

Understanding Seal Sizes

When it comes to seals, size matters. The seal you choose affects performance and durability. This guide will help you find the right seal size for every application. Let’s dive into the basics!

Common Seal Types

Before we get into sizes, let’s identify some common seal types.1. **O-Rings**: These are circular and help prevent leaks. 2. **Gaskets**: Flat and used to fill spaces between two or more surfaces. 3. **Bushings**: Simple, cylindrical seals that fit into holes.4. **Rotary Seals**: These keep contaminants out of rotating parts. Each type has unique applications. Knowing your type is key to choosing the right size.

Measuring Seals

Accurate measurement is crucial. Here’s how to measure different seal types:1. **O-Rings**: Measure the inside diameter and cross-section size.2. **Gaskets**: Length and width matter. Don’t forget the thickness!3. **Bushings**: Measure the inner diameter and length.4. **Rotary Seals**: Measure the outside diameter, inner diameter, and thickness. Always use the right tools for measuring, like calipers or rulers. This ensures you get precise dimensions.

Seal Size Chart

Let’s simplify seal sizes. Here’s a basic chart to help you:- **O-Rings**: - Small: 1.5 mm (ID) x 1.0 mm (CS) - Medium: 10.0 mm (ID) x 2.0 mm (CS) - Large: 50.0 mm (ID) x 3.0 mm (CS) - **Gaskets**: - Standard: 100 mm x 100 mm x 0.5 mm - Thicker: 200 mm x 200 mm x 2 mm - **Bushings**: - Mini: 5 mm ID x 10 mm long - Large: 20 mm ID x 50 mm long - **Rotary Seals**: - Small: 10 mm (OD) x 5 mm (ID) x 3 mm (thk) - Big: 60 mm (OD) x 40 mm (ID) x 8 mm (thk) This chart provides a starting point. Always double-check specific needs based on the application.

Choosing the Right Size

"How do I know what size to pick?" you might ask. That’s a great question! 1. **Application**: What are you sealing? Know the environment and conditions.2. **Material**: Different materials have varying flexibility and tolerance.3. **Pressure and Temperature**: Make sure the seal can handle your application’s limits.Always consult with a trusted supplier. They can provide more tailored advice.

Final Thoughts

In summary, selecting the right seal size is essential for optimal performance. Measure accurately, use the charts, and choose the appropriate type based on your application. Need more help? "Contact us" for assistance! Whether you're a DIY enthusiast or a professional, we have the solutions for you. Partnering with the right supplier makes all the difference. Don't hesitate to reach out with your seal size queries.