Sealing Ring NBR 20x28x4 | Double Lip Seal

RICH NBR Sealing Ring 20 x28 x4 mm – High-Performance Double Lip Oil Seal for Versatile Applications

The RICH 20 x28 x4 mm NBR oil seal is engineered to deliver outstanding sealing reliability across a variety of industrial and mechanical environments. Crafted from premium NBR (Nitrile Butadiene Rubber), this seal offers strong resistance to oils, fuels, water-based fluids, and mild solvents, providing consistent protection where it matters most.

Featuring a robust double-lip design, this oil seal not only prevents internal fluid leaks but also effectively blocks dust, moisture, and other contaminants from entering your equipment. This construction ensures dependable operation and minimizes downtime in rotating shafts, gearboxes, pumps, and any application where a compact and resilient seal is needed.

Ideal for hydraulic systems, automotive applications, agricultural machinery, and a wide array of industrial uses, this NBR sealing ring performs reliably within standard temperature and pressure parameters. Manufactured in China under stringent quality standards, it is designed for durability, precise fit, and extended service life.

Technical Specifications:

• Type: Oil Seal / Shaft Seal / Sealing Ring
• Material: NBR (Nitrile Butadiene Rubber)
• Design: Double Lip (TC profile)
• Dimensions: 20 mm Inner Diameter × 28 mm Outer Diameter × 4 mm Width
• Temperature Range: -30°C to +100°C
• Chemical Resistance: Good – suitable for oils, fuels, water, and mild solvents
• Function: Prevents fluid leakage and ingress of contaminants
• Applications: Industrial, hydraulic, automotive, agricultural machinery
• Brand: RICH
• Origin: Made in China
• Minimum Order: 10 units

Key Benefits:

• Reliable Temperature Resistance: Maintains performance in a broad range of industrial temperatures.
• Oil and Fuel Compatibility: Outstanding sealing effectiveness with lubricants and petroleum-based fluids.
• Double-Lip Construction: Superior defense against leaks and contaminant ingress.
• Compact Form Factor: 20 x28 x4 mm size enables seamless installation in space-limited systems.
• Long-Lasting Performance: High-quality NBR material extends seal life and reduces maintenance needs.

Choose RICH for sealing solutions trusted to enhance performance, dependability, and efficiency in your day-to-day operations.