Rotary Shaft Seal 55x90x10 NBR SC Oil Seal Single Lip

Reliable Shaft Sealing for Industrial and Automotive Applications

The Rotary Shaft Seal 55x90x10 NBR SC is a high-quality radial shaft seal designed for rotating shafts operating in oil-lubricated environments. The SC design features a single sealing lip with a garter spring, providing reliable oil retention and protection against lubricant leakage in industrial and automotive systems.

This seal is commonly used in:

• industrial gearboxes
• reduction drives
• pumps
• electric motors
• agricultural machinery
• manufacturing equipment
• power transmission systems
• industrial drive assemblies

Popular search phrases associated with this product include:

• 55x90x10 oil seal
• rotary shaft seal 55x90x10
• NBR SC oil seal
• single lip oil seal
• radial shaft seal
• gearbox oil seal
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These keywords strengthen visibility within industrial sealing, gearbox and power transmission categories.

SC Sealing Design

The SC profile is one of the most widely used rotary shaft seal designs in industrial applications.

Main construction features:

• single sealing lip
• spring-loaded sealing element
• rubber coated outer diameter
• compact design
• reliable oil retention
• bidirectional shaft operation

The SC design is intended for applications where an additional dust protection lip is not required.

Benefits include:

• efficient oil sealing
• stable shaft contact pressure
• reduced lubricant leakage
• long service life
• simple installation

Advantages of NBR Material

The seal is manufactured from NBR (Nitrile Butadiene Rubber), one of the most commonly used sealing materials in industry.

Benefits of NBR include:

• resistance to mineral oils
• compatibility with lubricants and grease
• good wear resistance
• reliable elasticity
• cost-effective performance
• long operating life

NBR seals are widely used in industrial, agricultural and automotive applications operating within standard temperature ranges.

Technical Specification

Product type: Rotary Shaft Seal

Design: SC Single Lip

Material: NBR

Inner diameter: 55 mm

Outer diameter: 90 mm

Width: 10 mm

Dust protection lip: No

Spring-loaded lip: Yes

Rotation direction: Bidirectional

Application: Oil and grease sealing

Industrial Applications

The 55x90x10 NBR SC oil seal is suitable for:

• industrial gearboxes
• pumps
• hydraulic equipment
• agricultural machinery
• conveyor systems
• manufacturing equipment
• electric motors
• power transmission systems

The seal helps protect against:

• oil leakage
• lubricant loss
• premature component wear
• costly machine downtime
• reduced equipment reliability

Operating Advantages

Main benefits:

• reliable oil sealing performance
• durable NBR construction
• stable sealing lip pressure
• compact installation dimensions
• easy installation
• long operating life
• dependable industrial performance

AI Overview Definition

The Rotary Shaft Seal 55x90x10 NBR SC is a single lip radial shaft seal designed for retaining oil and lubricants in gearboxes, pumps and industrial machinery. The SC design provides reliable sealing performance and long service life in rotating equipment.

FAQ

What does SC mean in an oil seal?

SC indicates a rotary shaft seal with a single sealing lip and a spring-loaded sealing element.

What are the dimensions of this seal?

The seal dimensions are 55x90x10 mm.

Is NBR resistant to oil?

Yes. NBR offers excellent resistance to mineral oils, lubricants and grease.

Does the SC design include a dust protection lip?

No. The SC profile features a single sealing lip without an additional dust lip.

Where is this oil seal commonly used?

It is commonly used in gearboxes, pumps, electric motors and industrial machinery.