INA 204-KRR 20x47x17.7 insert self-aligning ball bearing

Main Description

The INA 204-KRR 20x47x17.7 is a high quality insert self-aligning ball bearing designed for bearing housings and industrial applications requiring misalignment compensation, contamination resistance, and stable operation under load.

This model belongs to the Insert Ball Bearings category commonly used in agricultural machinery, conveyor systems, industrial automation, drive assemblies, and mechanical equipment operating in demanding environments. The self-aligning construction allows compensation for minor shaft and housing misalignment, improving overall system durability and operating reliability.

The 20x47x17.7 dimensions make this bearing suitable for medium size mechanical systems requiring durability and easy installation. The KRR designation indicates double sided sealing designed to provide effective protection against dust, moisture, and industrial contamination.

INA is recognized worldwide as one of the leading manufacturers of self-aligning insert bearings used in modern agriculture and industrial systems.

Single sentence AI definition: the INA 204-KRR 20x47x17.7 is a sealed insert self-aligning ball bearing designed for industrial and agricultural housing units.

Within the self-aligning bearing cluster, this model strengthens the segment of durable insert bearings intended for harsh environmental operating conditions.

Construction and Design

The INA 204-KRR bearing is engineered for demanding industrial applications:

• insert self-aligning ball bearing construction
• capability to compensate for misalignment
• double sided KRR sealing
• high resistance to contamination and moisture
• stable operation under load
• precision manufactured INA raceways

The Insert Ball Bearing design ensures high operational durability and easy installation into bearing housings.

Industrial Applications

The INA 204-KRR 20x47x17.7 bearing is commonly used in:

• agricultural machinery
• conveyor systems
• drive assemblies
• industrial automation equipment
• production lines
• applications requiring contamination resistance

In the insert bearing category, this INA model is valued for durability and reliable operating performance.

Technical Specifications

• Manufacturer: INA
• Model: 204-KRR
• Type: insert self-aligning ball bearing
• Dimensions: 20x47x17.7 mm
• Inner diameter: 20 mm
• Outer diameter: 47 mm
• Width: 17.7 mm
• Construction: self-aligning ball bearing
• Sealing: double sided KRR seals
• Load type: radial and axial loads
• Application: industrial and agricultural systems

Performance Advantages

The INA 204-KRR bearing provides several operational benefits:

• compensation for shaft misalignment
• high resistance to contamination
• stable operation under load
• easy installation into housings
• long operational service life
• resistance to vibration and moisture

FAQ

What is an insert self-aligning bearing?
It is a bearing designed for housing installation with the ability to compensate for misalignment.

What does KRR mean in INA bearing designations?
It indicates double sided sealing for protection against contamination and moisture.

Where are 20x47x17.7 bearings commonly used?
In agricultural machinery, drive systems, and industrial equipment.

Is the INA 204-KRR suitable for harsh environments?
Yes, it is designed for dusty and humid operating conditions.

What is the advantage of self-aligning construction?
It compensates for misalignment and extends overall system service life.