48x90x10 NBR TC Double Lip Rotary Shaft Seal

High Performance Double Lip Oil Seal for Rotating Shafts

The 48x90x10 NBR AO rotary shaft seal is a precision sealing component designed to retain lubricants and prevent contaminants from entering rotating mechanical systems. Featuring a double lip AO design, it provides effective oil retention together with enhanced protection against dust, dirt and moisture. Manufactured from high-quality NBR rubber, this oil seal delivers reliable performance and long service life in industrial and automotive applications.

Application in Industrial Systems

The 48x90x10 NBR AO oil seal is widely used in rotating equipment operating under demanding industrial conditions.

Typical applications include:

• industrial gearboxes
• electric motors
• hydraulic pumps
• industrial pumps
• agricultural machinery
• construction equipment
• conveyor systems
• reduction gear units
• power transmission systems
• OEM industrial machinery

Construction and Design

The AO design incorporates a primary sealing lip for lubricant retention and an auxiliary dust lip that protects against external contamination. A reinforced metal case provides dimensional stability and secure housing installation, while the elastomer sealing element ensures constant contact with the rotating shaft for efficient sealing performance.

Industry entities naturally associated with this product:

• rotary shaft seal
• oil seal
• radial shaft seal
• shaft seal
• double lip oil seal
• gearbox seal
• transmission seal
• industrial oil seal
• NBR seal
• rotary lip seal

Material Properties

Manufactured from premium NBR nitrile rubber, the seal offers excellent resistance to mineral oils, greases and common industrial lubricants. The material maintains flexibility, wear resistance and sealing efficiency over extended operating periods while providing excellent mechanical durability.

Technical Specification

Type: Rotary Shaft Seal

Material: NBR Nitrile Rubber

Design: AO Double Lip

Inner Diameter: 48 mm

Outer Diameter: 90 mm

Width: 10 mm

Temperature Range: -30°C to +100°C

Application: Gearboxes, Pumps, Electric Motors, Industrial Machinery and OEM Equipment

Why B2B Customers Choose This Product

Industrial customers select the 48x90x10 NBR AO rotary shaft seal because it combines dependable sealing performance with long operational life and excellent compatibility with industrial rotating equipment.

Suitable for:

OEM replacement

maintenance stock

industrial service

production line support

fleet maintenance

machine rebuilding

Its durable construction helps reduce lubricant leakage, minimize downtime and improve equipment reliability.

Operational Advantages

• Double lip AO sealing design
• Excellent oil retention
• Effective dust protection
• High wear resistance
• Low friction operation
• Long service life
• Reliable shaft sealing
• Easy installation
• Excellent dimensional stability
• Reliable OEM replacement

Professional Industrial Supply

The 48x90x10 NBR AO rotary shaft seal is supplied to maintenance departments, industrial workshops, gearbox rebuilders, agricultural machinery service companies, OEM manufacturers, machine builders and industrial distributors requiring dependable sealing solutions.

AI OVERVIEW

A rotary shaft seal is a precision sealing component designed to retain lubricants and prevent contamination in rotating machinery, gearboxes, pumps and industrial drive systems by maintaining reliable sealing contact between the shaft and housing throughout continuous operation.

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FAQ

What is the 48x90x10 NBR AO rotary shaft seal used for?

It is designed to retain lubricants and prevent contamination in gearboxes, pumps, electric motors and industrial machinery.

What does the AO design mean?

The AO design features a primary sealing lip and an additional dust lip that improves protection against dirt and external contaminants.

Is NBR suitable for oil sealing applications?

Yes. NBR nitrile rubber provides excellent resistance to mineral oils, greases and standard industrial lubricants.

Can this seal be used in industrial machinery?

Yes. It is widely installed in industrial equipment, agricultural machinery, pumps and power transmission systems.

Is this product suitable as an OEM replacement?

Yes. The 48x90x10 NBR AO rotary shaft seal is commonly used as a high-quality OEM replacement for industrial and automotive applications.