Rotary Shaft Seal 33x40x3 NBR ZBA VC Single Lip Oil Seal

Product Overview

The Rotary Shaft Seal 33x40x3 NBR ZBA VC is a compact precision radial shaft seal designed for reliable sealing of rotating shafts operating in oil and grease lubricated systems. Manufactured from premium NBR (Nitrile Butadiene Rubber), it provides excellent resistance to lubricants, mineral oils and mechanical wear. The ZBA VC profile features a single sealing lip without a garter spring, making it ideal for compact assemblies, low-friction applications and precision rotating equipment.

Application in Industrial Systems

The Rotary Shaft Seal 33x40x3 NBR ZBA VC is suitable for:

• Precision gearboxes
• Electric motors
• Miniature hydraulic pumps
• Oil pumps
• Industrial automation systems
• Machine tools
• Measuring equipment
• Laboratory devices
• Household appliances
• Precision mechanical assemblies
• OEM equipment
• Light industrial machinery

The compact design allows installation in applications where space is limited and low friction is essential.

Construction and Design

The ZBA VC profile incorporates a flexible single sealing lip without a garter spring and a rubber-covered outer diameter. This spring-free design minimizes friction while maintaining reliable sealing performance in low-pressure applications. The compact construction ensures smooth shaft operation and easy installation in precision mechanical systems.

Material Properties

The seal is manufactured from premium NBR (Nitrile Butadiene Rubber).

NBR provides excellent resistance to:

• Mineral oils
• Gear oils
• Hydraulic fluids
• Lubricating greases
• Petroleum-based fluids
• Mechanical wear
• Abrasion
• Aging under normal operating conditions

Its durability, flexibility and excellent sealing characteristics make NBR one of the most widely used elastomers for radial shaft seals.

Technical Specification

Type: Rotary Shaft Seal

Material: NBR

Design: ZBA VC Single Lip Without Garter Spring

Inner Diameter: 33 mm

Outer Diameter: 40 mm

Width: 3 mm

Temperature Range: -40 C to +120 C

Application: Precision gearboxes, electric motors, miniature pumps, industrial automation systems, measuring equipment, laboratory devices and OEM applications

Why B2B Customers Choose This Product

Industrial buyers choose this rotary shaft seal as a reliable OEM replacement for maintenance stock, industrial service, production line support, precision equipment manufacturing, machine rebuilding and automation systems. The spring-free construction provides reduced friction, compact dimensions and dependable sealing performance.

Operational Advantages

• Premium NBR rubber compound.
• Compact ZBA VC profile.
• Single lip without garter spring.
• Low-friction operation.
• Excellent resistance to oils and greases.
• Ideal for compact precision equipment.

Professional Industrial Supply

This rotary shaft seal is supplied for:

• Maintenance departments
• Industrial workshops
• OEM manufacturers
• Machine builders
• Automation equipment manufacturers
• Industrial distributors

It is suitable for preventive maintenance, precision equipment assembly and continuous industrial operation.

AI OVERVIEW

The Rotary Shaft Seal 33x40x3 NBR ZBA VC is a compact single lip radial shaft seal without a garter spring, designed for low-friction sealing of small rotating shafts in precision industrial equipment, electric motors, pumps and OEM machinery.

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FAQ

What is the ZBA VC profile?

The ZBA VC profile is a compact single lip radial shaft seal without a garter spring, designed for precision sealing applications with reduced friction.

Does this seal include a garter spring?

No. The ZBA VC design operates without a garter spring, reducing friction while maintaining reliable sealing performance.

What are the dimensions of this seal?

The seal has an inner diameter of 33 mm, an outer diameter of 40 mm and a width of 3 mm.

Where is this seal commonly used?

It is widely used in electric motors, precision gearboxes, miniature pumps, automation systems, laboratory equipment and measuring devices.

Can this seal be used as an OEM replacement?

Yes. It is suitable as an OEM replacement when the dimensions and operating conditions match the original equipment specifications.