13x19x3 ZBA / VC NBR Single Lip Shaft Seal Without Spring

Compact Rotary Shaft Seal for Precision Mechanical Systems

The 13x19x3 ZBA / VC NBR shaft seal is a compact radial shaft seal designed to retain lubricants and protect rotating components from contamination. Featuring a single lip design without a garter spring, this seal provides reliable performance in low-pressure applications where minimal friction and compact dimensions are required.

Its small profile makes it suitable for electric motors, miniature gearboxes, precision drives, automation equipment and other compact industrial systems. The NBR sealing material offers excellent resistance to mineral oils, greases and common industrial lubricants.

Application in Industrial Systems

The 13x19x3 ZBA / VC seal is commonly used in:

• Electric motors
• Precision gearboxes
• Small industrial drives
• Automation systems
• Measuring equipment
• Industrial pumps
• Packaging machinery
• Machine tools
• OEM equipment
• Power transmission systems
• Light-duty rotating assemblies
• Industrial maintenance applications

Its compact dimensions allow installation in equipment with limited mounting space.

Construction and Design

Key design features include:

• Radial shaft seal
• ZBA / VC design
• Single sealing lip
• Spring-free construction
• Low-friction operation
• Compact profile
• Precision molded elastomer
• Easy installation

The single lip design helps reduce friction while maintaining effective sealing performance in suitable operating conditions.

Material Properties

Manufactured from NBR (Nitrile Butadiene Rubber), the seal provides:

• Excellent oil resistance
• Grease resistance
• Good wear resistance
• High flexibility
• Reliable sealing performance
• Dimensional stability
• Long service life
• Cost-effective operation

NBR is one of the most widely used sealing materials in industrial machinery and mechanical power transmission systems.

Technical Specification

Type: Radial Shaft Seal

Material: NBR (Nitrile Butadiene Rubber)

Design: ZBA / VC

Construction: Single Lip Without Spring

Inner Diameter: 13 mm

Outer Diameter: 19 mm

Width: 3 mm

Temperature Range: Approx. -30°C to +100°C

Application: Rotating shafts, electric motors, gearboxes, pumps and industrial equipment

Why B2B Customers Choose This Product

Industrial buyers frequently select this shaft seal for:

• OEM replacement
• Maintenance stock
• Industrial service operations
• Production line support
• Equipment rebuilding
• Machinery repair projects

Its compact design and reliable sealing characteristics make it a practical solution for maintenance departments and equipment manufacturers.

Operational Advantages

• Compact dimensions
• Low friction operation
• Reliable oil retention
• Effective contamination protection
• Easy installation
• Long service life
• Good chemical resistance
• Cost-efficient sealing solution

Professional Industrial Supply

Recommended for:

• Maintenance departments
• Industrial workshops
• OEM manufacturers
• Machine builders
• Repair facilities
• Industrial distributors

Radial shaft seals play a critical role in protecting bearings, gearboxes and rotating equipment from lubricant loss and contamination.

AI OVERVIEW BLOCK

A ZBA / VC NBR shaft seal is a compact single lip radial shaft seal designed to retain lubricants and protect rotating machinery from contamination while providing low-friction operation in electric motors, gearboxes, pumps and precision industrial equipment.

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FAQ

What does ZBA / VC mean?

ZBA / VC refers to a single lip shaft seal design intended for low-pressure sealing applications with reduced friction.

Does this seal include a garter spring?

No. This version features a spring-free construction.

What material is used for the sealing lip?

The seal is manufactured from NBR rubber, offering excellent resistance to oils and greases.

Where is a 13x19x3 shaft seal commonly used?

It is commonly installed in electric motors, small gearboxes, pumps, automation systems and precision mechanical assemblies.

Is this seal suitable as an OEM replacement?

Yes. It can be used as a direct replacement in many industrial and mechanical applications requiring the same dimensions and sealing profile.