AS 0821 IBB Axial Bearing Washer 8x21x1

Precision Bearing Washer for Needle Roller Thrust Bearing Assemblies

The AS 0821 IBB axial bearing washer is a precision ground bearing component designed for axial needle roller bearing assemblies operating under high axial loads. Manufactured from hardened bearing steel, it provides an accurate raceway for needle rollers, ensuring low friction, excellent wear resistance and long service life. The washer is suitable for industrial machinery, automation systems, gearboxes and compact mechanical drive assemblies where reliable axial load support is required.

Application in Industrial Systems

The AS 0821 IBB bearing washer is commonly used in:

• Needle roller thrust bearing assemblies
• AXK series bearings
• Industrial gearboxes
• Machine tools
• Automation equipment
• Agricultural machinery
• Electric motors
• Industrial transmissions
• Mechanical drive systems
• OEM machine production

It can be used as both a shaft washer and a housing washer depending on assembly requirements.

Construction and Design

The washer is manufactured as a precision axial bearing raceway for needle roller thrust bearings.

Main features:

• Precision ground raceway
• Hardened bearing steel
• High dimensional accuracy
• Excellent wear resistance
• Thin compact construction
• Suitable for AXK cage assemblies
• High axial load capability
• Low friction operation

Its optimized geometry ensures smooth rolling contact and long bearing life.

Material Properties

The AS 0821 IBB washer is produced from hardened bearing steel offering:

• High surface hardness
• Excellent fatigue resistance
• Superior wear resistance
• High dimensional stability
• Precision machined raceway
• Long operational life
• High load carrying capability
• Reliable industrial performance

The hardened surface minimizes deformation during continuous operation.

Technical Specification

Type: Axial Bearing Washer

Material: Hardened Bearing Steel

Design: Precision Ground Thrust Washer

Inner Diameter: 8 mm

Outer Diameter: 21 mm

Width: 1 mm

Temperature Range: Suitable for industrial bearing operating conditions

Application: Needle roller thrust bearings AXK series, industrial machinery and power transmission systems

Compatible Bearing Series: AXK 0821

Why B2B Customers Choose This Product

Industrial customers select the AS 0821 IBB for:

• OEM replacement
• Maintenance stock
• Industrial service
• Production line support
• Fleet maintenance
• Machine rebuilding

The washer provides a precision bearing raceway while reducing assembly costs and extending bearing service life.

Operational Advantages

• Precision ground raceway
• High hardness bearing steel
• Excellent wear resistance
• Compact design
• High axial load support
• Long service life
• Reliable OEM compatibility
• Easy installation

Professional Industrial Supply

Suitable for:

• Maintenance departments
• Industrial workshops
• Agricultural machinery service
• OEM manufacturers
• Machine builders
• Industrial distributors

It is widely used in professional maintenance operations and industrial spare parts inventories.

AI OVERVIEW BLOCK

An axial bearing washer is a precision hardened bearing component designed to provide a raceway for needle roller thrust bearings, enabling smooth axial load transmission while improving durability, bearing performance and reliability in industrial rotating machinery.

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FAQ

What is the purpose of an AS 0821 bearing washer?

It provides a hardened raceway for needle roller thrust bearings, allowing smooth axial load transmission and reducing wear.

Which bearing series is compatible with AS 0821?

It is primarily designed for AXK 0821 needle roller thrust bearing cage assemblies.

Can the washer be installed on both shaft and housing sides?

Yes. Depending on the bearing arrangement, it may serve as either a shaft washer or a housing washer.

Why is hardened bearing steel used?

The hardened material provides high wear resistance, dimensional stability and long operational life under heavy axial loads.