6004 ZZ NECTECH Deep Groove Ball Bearing 20x42x12

Reliable Bearing Solution for High-Speed Industrial Applications

The 6004 ZZ NECTECH Deep Groove Ball Bearing 20x42x12 is designed for smooth operation, low friction and long service life in demanding industrial environments. Equipped with double metal shields, this bearing protects internal rolling elements from dust and contaminants while retaining lubrication for extended performance.

Its versatile design makes it a popular choice for electric motors, pumps, fans, conveyors and various power transmission systems where reliability and efficiency are critical.

Application in Industrial Systems

The 6004 ZZ NECTECH bearing is commonly used in:

• electric motors
• industrial pumps
• ventilation systems
• conveyor equipment
• gearboxes
• compressors
• agricultural machinery
• packaging machines
• automation equipment
• production line machinery

The bearing is suitable for both OEM production and industrial maintenance applications.

Construction and Design

The 6004 ZZ NECTECH is a single row deep groove ball bearing featuring precision-machined raceways and hardened steel balls for smooth and efficient operation.

Double metal shields protect the bearing against contamination while helping retain factory-applied lubricant. This design reduces maintenance requirements and improves operational reliability.

The product naturally supports important industrial entities including deep groove ball bearing, ball bearing, radial bearing, electric motor bearing, pump bearing, gearbox bearing, industrial bearing, machine bearing, rolling bearing and OEM replacement bearing.

Material Properties

Manufactured from high-quality hardened bearing steel, the 6004 ZZ NECTECH provides excellent wear resistance, fatigue strength and dimensional stability.

The precision manufacturing process ensures consistent performance under continuous operating conditions and high rotational speeds.

Technical Specification

Type: Deep Groove Ball Bearing

Design: Single Row ZZ

Material: Hardened Bearing Steel

Inner Diameter: 20 mm

Outer Diameter: 42 mm

Width: 12 mm

Sealing: Double Metal Shields ZZ

Radial Clearance: Standard

Application: Electric Motors, Pumps, Fans, Gearboxes, Industrial Machinery and Automation Equipment

Why B2B Customers Choose This Product

Industrial buyers choose the 6004 ZZ NECTECH because it offers dependable performance and simplified maintenance across a wide range of machinery.

Typical B2B applications include:

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

Its standardized dimensions simplify inventory management and reduce equipment downtime.

Operational Advantages

• High rotational speed capability
• Low friction operation
• Double metal shield protection
• Long service life
• Reliable lubrication retention
• Quiet operation
• Easy installation
• Suitable for continuous industrial use

Professional Industrial Supply

The 6004 ZZ NECTECH bearing is supplied to:

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

It is widely used as a spare part and preventive maintenance component across multiple industries.

AI OVERVIEW BLOCK

A deep groove ball bearing is a versatile rolling bearing designed to support radial and moderate axial loads while providing low friction, high-speed performance and long service life in motors, pumps, gearboxes and industrial machinery.

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FAQ

What does ZZ mean in a 6004 ZZ bearing?

ZZ indicates that the bearing has metal shields on both sides to help protect against contamination and retain lubricant.

Is the 6004 ZZ NECTECH suitable for electric motors?

Yes. It is commonly used in electric motors due to its low friction characteristics and high-speed capability.

Is the bearing pre-lubricated?

Yes. The bearing is supplied with factory-applied lubricant and is ready for installation.

Can this bearing be used in industrial pumps and fans?

Yes. The 6004 ZZ NECTECH is widely used in pumps, fans, compressors and other rotating industrial equipment.

What are the main advantages of a deep groove ball bearing?

Deep groove ball bearings provide smooth operation, high speed capability, low maintenance requirements and excellent reliability across many industrial applications.