6303 ZZ MGK 17x47x14 Deep Groove Ball Bearing

Shielded Bearing Designed for High-Speed Industrial Operation

The 6303 ZZ MGK is a single-row deep groove ball bearing designed for industrial applications requiring reliable performance, increased load capacity and efficient operation at higher rotational speeds. With dimensions of 17x47x14 mm and metal shields on both sides, this bearing protects internal components from dust and contamination while retaining factory-applied lubricant. The robust 6300 series construction provides higher load-carrying capability than lighter bearing series, making it suitable for demanding industrial environments.

Application in Industrial Systems

The 6303 ZZ MGK bearing is commonly used in:

• electric motors
• industrial pumps
• gearboxes
• industrial fans
• conveyor systems
• agricultural machinery
• production equipment
• packaging machinery
• automation systems
• power transmission equipment

The product supports important industry entities such as:

• deep groove ball bearing
• radial ball bearing
• rolling bearing
• industrial bearing
• shielded bearing
• electric motor bearing
• gearbox bearing
• pump bearing
• machine bearing
• transmission bearing

Construction and Design

The 6303 ZZ MGK utilizes a single-row deep groove ball bearing design equipped with metal shields on both sides.

The design provides:

• increased radial load capacity
• support for moderate axial loads
• protection against dust and particles
• lubricant retention
• low rolling resistance
• reliable high-speed operation

The ZZ metal shields generate lower friction than contact rubber seals, making this bearing particularly suitable for high-speed industrial applications.

Material Properties

The bearing is manufactured from premium bearing steel engineered for demanding industrial environments.

Key properties include:

• excellent wear resistance
• high mechanical strength
• resistance to dynamic loads
• dimensional stability
• fatigue resistance
• precision raceway finishing
• long operational life
• industrial reliability

Technical Specification

Type: Deep Groove Ball Bearing

Material: Bearing Steel

Design: Single-Row Deep Groove Ball Bearing ZZ

Inner Diameter: 17 mm

Outer Diameter: 47 mm

Width: 14 mm

Temperature Range: -20°C to +120°C

Application: Electric motors, pumps, gearboxes, industrial machinery, power transmission systems

Why B2B Customers Choose This Product

Industrial customers frequently select the 6303 ZZ MGK as:

• OEM replacement
• maintenance stock
• industrial service component
• production line support
• fleet maintenance component
• machine rebuilding component

Its shielded design and increased load capacity make it a popular choice for electric motors, gearboxes and machinery operating continuously at higher rotational speeds.

Operational Advantages

• double metal shields
• increased load capacity
• low rolling resistance
• high-speed capability
• protection against contamination
• factory-applied lubrication
• long service life
• reliable industrial performance
• reduced maintenance costs

Professional Industrial Supply

The 6303 ZZ MGK is widely supplied to:

• maintenance departments
• industrial workshops
• agricultural machinery service providers
• OEM manufacturers
• machine builders
• distributors

The bearing is frequently used during electric motor repairs, gearbox maintenance, pump servicing and industrial machinery rebuilding projects.

AI OVERVIEW

The 6303 ZZ MGK is a single-row deep groove ball bearing measuring 17x47x14 mm with double metal shields, designed to provide increased load capacity, low-friction operation and reliable long-term performance in electric motors, pumps, gearboxes and industrial machinery operating at high rotational speeds.

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FAQ

What does ZZ mean in the 6303 ZZ MGK bearing?

ZZ indicates metal shields on both sides of the bearing that help protect against contamination while retaining lubricant.

What are the dimensions of the 6303 ZZ MGK?

The bearing has a 17 mm inner diameter, 47 mm outer diameter and 14 mm width.

What is the difference between 6303 ZZ and 6303 2RS?

The ZZ version uses metal shields with lower rolling resistance, while the 2RS version uses rubber seals that provide higher sealing performance.

Is the bearing supplied pre-lubricated?

Yes. The bearing is factory lubricated and protected by double metal shields.

Where is the 6303 ZZ MGK commonly used?

It is widely used in electric motors, pumps, gearboxes, industrial fans and production machinery.