Product Description
High Quality Rubber Washer is a durable and versatile sealing component designed for industrial, automotive, plumbing, and household applications. Made from premium rubber materials, it offers excellent elasticity, chemical resistance, and long-lasting performance.
Unlike ordinary washers, High Quality Rubber Washers combine the properties of resilience and sealing efficiency, preventing leaks, absorbing vibrations, and protecting mating surfaces.
High-quality rubber ensures strong sealing, flexibility, and resistance to heat, oil, and chemicals.
These washers are suitable for automotive engines, hydraulic systems, plumbing fittings, electrical enclosures, HVAC systems, and industrial machinery requiring reliable sealing and vibration reduction.
Technical Parameters (Typical NBR 70)
| Property | Unit | Test Method | Value |
| Material | - | - | NBR (Nitrile Rubber) |
| Hardness | Shore A | ASTM D2240 | 70 ± 5 |
| Tensile Strength | MPa | ASTM D412 | ≥ 10 |
| Elongation at Break | % | ASTM D412 | ≥ 300 |
| Compression Set | % | ASTM D395 B | ≤ 25 (22h / 70°C) |
| Temperature Range | °C | - | -40 to +100 |
| Dimensional Tolerance | mm | ISO 3302-1 | ± 0.2 |
Material Options
Elastomer Materials：
| Material | Key Properties |
|---|---|
| NR | High elasticity |
| SBR | Abrasion resistant |
| NBR | Oil resistant |
| CR (Neoprene®) | Weather resistant |
| EPDM | Water & aging resistant |
| EPDM (Peroxide) | Enhanced heat resistance |
| IIR | Low gas permeability |
| XNBR | High wear resistance |
| PU | High strength, wear resistant |
| HNBR | Oil & heat resistant |
| ACM | Hot oil resistant |
| VMQ (Silicone) | Wide temperature range |
| FVMQ | Fuel & low-temperature resistant |
| FKM (Viton®) | Chemical & high-temperature resistant |
| TPR | Flexible, easy to process |
High-Performance Materials：
| Material | Key Properties |
|---|---|
| PTFE | Low friction, chemical resistant |
| FFKM | Extreme chemical & heat resistance |
Compound Options：
| Option | Description |
|---|---|
| Internal lubrication | Paraffin / PTFE / Silicone / Graphite |
| Conductive rubber | Anti-static |
| UL approved | Safety certified |
Surface Options：
| Option | Description |
|---|---|
| Talc powder | Anti-blocking |
| Silicone oil | Surface lubrication |
| PTFE coating | Reduced friction |
| PSA | Single- or double-sided adhesive |
Flat O ring washers are primarily used for static sealing. Select material based on media compatibility and operating temperature.
Key Features & Advantages
- Flat profile for stable load distribution
- Elastic sealing for leak prevention
- Easy installation without complex grooves
- Effective vibration and noise reduction
- Protects mating surfaces from damage
- Available in multiple rubber materials
Main Applications
- Automotive oil, fuel, and coolant systems
- Plumbing fittings and pipe connections
- Hydraulic and pneumatic equipment
- Electrical enclosures and junction boxes
- HVAC systems and installations
- Industrial machinery and equipment
Packaging & Shipping
📦 Packaging Options：
| Type | Details |
|---|---|
| Standard Packaging |
Sealed PE bags Inner cartons with protective layers Palletized packing for bulk shipments |
| Custom Packaging (Upon Request) |
Small pouch / bag packaging Individual heat-sealed bag with cardboard backing Individual bubble-wrap protection Light-proof black packaging Customized labels or barcodes
|
🚚 Shipping Methods
| Item | Details |
|---|---|
| MOQ | 1 pcs |
| Lead Time | • In stock: shipped within 3 days• Out of stock: 7–15 days after order confirmation• New mold: sample in 10–20 days, mass production after approval |
| Port | Xiamen, China |
| Shipping Methods | Express (DHL, FedEx, UPS), Air, SeaCustomer's forwarder acceptable |
| Trade Terms | FOB / CIF / DDP available |
| Sample Policy | Samples available; customer pays freight |
| Export Support | Standard export documents provided |
Free samples, fast quotations within 24 hours, and flexible OEM & ODM services are available. Contact us today to discuss your flat O ring washer requirements.
Factory Strength & Quality Assurance
Xiamen Best Seal Imp. & Exp. Co., Ltd. is a professional manufacturer of rubber sealing products with over 20 years of experience. Our flat O ring washers are produced under strict quality control to ensure stable performance and long service life.
Certifications: ISO 9001, RoHS, REACH, FDA (food-grade materials available)
Contact US：
Xiamen Best Seal Imp and Exp Co.,Ltd
Tel: +86-592-5782315
Mob: +8618950159396
Email: yunying2@bestsealhk.com
Add: Unit 522-525, Gaodian Road 6#, Huli District, Xiamen, China
Why choose us?
- Our Rubber Washers are designed to reduce noise levels and vibration in machinery and equipment.
- With advanced scientific management concept and system, we strictly supervise the production, inspection, sales and after-sales and other links to control product quality, improve work efficiency, and ensure the stability and reliability of products.
- Our Rubber Washers are designed to provide optimal sealing against water, air, and dust.
- Our company provides high-quality products for our customers and strives to realize their interests. We serve every customer with superb technology!
- Our Rubber Washers are designed to be corrosion-resistant, ensuring long-lasting performance in harsh environments.
- We actively implement the strategy of going global and realize the transformation from manufacturer to service provider.
- Our Rubber Washers are resistant to UV rays, ozone, and other environmental factors.
- In addition to improving the quality of our High Quality Rubber Washer, we also need to develop more sales markets.
- We have established long-term relationships with our clients by providing high-quality Rubber Washers and excellent customer service.
- The company is strong, well-equipped, first-class quality, over the years with its strong technical strength, scientific management concept, advanced management mode, excellent team and sophisticated equipment to become the leader in the High Quality Rubber Washer industry.
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