WEG Strategic Partner Distributor
WEG BCK-O220-DE-W40-SP - KIT BEARING CAP 220 NO SEALING
WEG

BCK-O220-DE-W40-SP

UPC: 7909522204206

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Overview

The **WEG Bearing Cap Kit W40 (SKU: BCK-O220-DE-W40-SP)** is a precision-engineered OEM component designed to protect and secure 220mm bearings in industrial electric motors. As a critical part of the motor housing assembly, this bearing cap ensures alignment, prevents contamination, and maintains structural integrity under demanding operating conditions. Manufactured by WEG—one of the world’s leading motor and drive technology providers—this kit delivers the reliability and performance expected in high-stakes industrial environments where downtime is not an option. Bearing caps like the W40 are essential for safeguarding motor bearings from external contaminants such as dust, moisture, and debris, which can accelerate wear and lead to premature failure. The absence of sealing in this design (as indicated by the "NO SEALING" specification) makes it ideal for applications where internal lubrication retention is managed by other system components, such as grease seals or labyrinth systems. This design flexibility allows engineers to tailor the bearing environment to specific operational demands, balancing protection with maintenance accessibility. This kit is engineered for compatibility with WEG motors featuring 220mm bearing bores, ensuring a precise fit that eliminates the risks associated with aftermarket or generic alternatives. Using non-OEM parts can compromise motor efficiency, void warranties, and introduce dimensional inconsistencies that lead to misalignment or vibration—factors that significantly reduce bearing life and increase energy consumption. By choosing the genuine WEG Bearing Cap Kit, facilities maintain compliance with manufacturer specifications, protect their warranty coverage, and ensure optimal motor performance across a wide range of applications. **Typical Applications and Industries** The WEG Bearing Cap Kit W40 is widely used in heavy-duty industrial sectors, including: - **Mining and metals processing** – where motors operate in abrasive, high-dust environments requiring robust protection. - **Oil and gas** – for pumps, compressors, and generators exposed to moisture, corrosive fluids, and extreme temperatures. - **Water and wastewater treatment** – in motors driving pumps and aerators that demand reliable, low-maintenance operation. - **Power generation** – including thermal, hydroelectric, and renewable energy systems where motor reliability is critical for grid stability. - **Manufacturing and automation** – in conveyor systems, CNC machines, and robotic assemblies where precision and uptime are paramount. **Key Benefits of Using Genuine WEG Components** - **Warranty Compliance**: Using OEM parts ensures that motors remain within manufacturer specifications, preserving warranty coverage and avoiding costly disputes. - **Long Service Life**: WEG components are manufactured to exacting tolerances using high-quality materials, ensuring durability in continuous-duty applications. - **Reduced Downtime**: Precision-engineered fits minimize the risk of misalignment, vibration, and bearing failure, extending mean time between failures (MTBF). - **Global Support and Availability**: WEG’s extensive distribution network and technical support teams provide rapid access to parts and expertise, reducing lead times and operational disruptions. - **Energy Efficiency**: Properly installed bearing caps reduce friction and heat generation, contributing to lower energy consumption and operational costs. **Installation and Maintenance Considerations** Proper installation of the WEG Bearing Cap Kit W40 is critical to its performance. Professionals should follow the motor manufacturer’s guidelines, ensuring that the cap is securely fastened and aligned with the bearing housing. Regular inspections should include checking for signs of wear, proper lubrication levels, and the integrity of adjacent sealing components. While this kit itself does not include sealing, it is designed to work seamlessly with compatible sealing systems, allowing for customized protection based on the application’s environmental challenges. WEG’s reputation as a trusted provider of industrial motor components is built on decades of innovation, rigorous testing, and a commitment to quality. The company’s motors and related parts are used in over 135 countries, powering everything from small pumps to massive industrial drives. By selecting the BCK-O220-DE-W40-SP bearing cap kit, engineers and maintenance teams invest in a component that reflects WEG’s dedication to performance, reliability, and sustainability in industrial automation.
  • Precision-engineered OEM component for 220mm bearing applications
  • Protects bearings from contaminants without integrated sealing
  • Ensures motor efficiency, alignment, and structural integrity
  • Preserves warranty coverage and compliance with WEG specifications
  • Ideal for mining, oil & gas, water treatment, power generation, and manufacturing

Specifications

Series
WEG Bearing Cap Kit
Size
220mm
Package Weight (Imperial)
30.921 LB
KIT BEARING SEALING RING W3 SEAL LABYRIN

W3-SEAL-6314

KIT BEARING SEALING RING W3 SEAL LABYRIN
FAN, PLASTIC D200

3GZF303128-3

FAN, PLASTIC D200
KIT SLINGER NBR 20.2X70mm

SL-140T

KIT SLINGER NBR 20.2X70mm
KIT GROUNDING BRUSH

SGB-WEG-2

KIT GROUNDING BRUSH
KIT FLANGE W/ROD 143/5T FC-149 AL MACH 6

FLC-O140JM/JP-S

KIT FLANGE W/ROD 143/5T FC-149 AL MACH 6
KIT FLANGE MACH FC-279 200 EXPL 6312

FLC-X320-W21X

KIT FLANGE MACH FC-279 200 EXPL 6312
KIT THERMAL PROTECTOR 1.1/4" 120CPROTET

MOL-10018114

KIT THERMAL PROTECTOR 1.1/4" 120CPROTET
KIT BEARING CAP 220 CLOSED

BCK-O220-NDE-W40-SP

KIT BEARING CAP 220 CLOSED

Frequently Asked Questions about WEG

What certifications and standards do WEG products comply with?

WEG products meet extensive international standards across multiple critical categories, including safety, electromagnetic compatibility (EMC), functional safety, and regulatory compliance. Key certifications include UL, cUL, CE, TÜV Rheinland, and compliance with international standards such as EN 61800 series, IEC 61508, ISO 13849-1, and directives like Low Voltage (2014/35/EU), EMC (2014/30/EU), and RoHS. Their products are certified for safe operation in various industrial environments, with specific standards covering electrical safety, thermal performance, electromagnetic immunity, and environmental protection.

What is WEG's warranty policy?

WEG offers an 18-month standard warranty for automation products, covering defects in workmanship and materials. The warranty requires proper transportation, handling, storage, and installation within specified environmental conditions. Repairs must be performed by authorized WEG service, and the warranty is limited to the replacement or repair of the product itself, excluding consequential damages. Extended warranty options are available, including purchasing additional coverage at 2.5% of the product's selling price per year, up to 4 additional years.

What industries and applications are WEG products used for?

WEG products are extensively used across multiple industrial sectors, including packaging equipment, material handling, food processing, pumps, medical/lab equipment, door/gate openers, office machinery, and lawn/garden applications. Their versatile DC motors and variable frequency drives (VFDs) are designed for general industrial use, with solutions ranging from off-the-shelf products to custom OEM designs that meet UL/CSA standards for diverse manufacturing and processing environments.

What technical support does WEG offer?

WEG offers comprehensive technical support through multiple channels, including a dedicated Automation Service Department accessible via toll-free phone (1-877-934-3748) and email ([email protected]). They maintain a global network of accredited service centers worldwide, which customers can locate on their website. Additionally, WEG provides warranty support and technical assistance for their industrial automation products, with pre-approval required for warranty repairs.

What are the key features of WEG products?

WEG products feature advanced industrial automation technologies with key characteristics including high performance, flexibility, and connectivity. Their flagship CFW900 Variable Speed Drive demonstrates core product strengths: intelligent thermal management, built-in safety functions, IoT readiness, advanced energy saving capabilities, and comprehensive communication protocols. WEG drives offer robust performance with features like 150% overload capacity, modern graphic HMI, plug-and-play expansion modules, and compatibility across multiple industrial segments including food and beverage, pulp and paper, and manufacturing.

What communication protocols do WEG products support?

WEG products support multiple industrial communication protocols across their product lines, including EtherNet/IP, Modbus-TCP, Modbus-RTU, CANopen, and optional protocols like Profibus-DP and DeviceNet. Specifically, the PLC500 offers 2x Gigabit Ethernet Ports, 1x CAN Port, and 1x RS485 port, enabling seamless integration with major industrial communication networks.

What environmental ratings do WEG products have?

WEG products feature multiple environmental ratings and protection classes. They offer Protection Class 3C2 as a standard coating and Protection Class 3C3 as an optional extra coating, both compliant with IEC 60721-3-3. Environmental specifications include air relative humidity from 5% to 95% non-condensing, altitude ratings up to 1,000m standard (with current derating above that), and Pollution Degree 2 classification with non-conductive pollution requirements.

What accessories are available for WEG products?

WEG offers a comprehensive range of accessories across multiple product lines. For variable frequency drives like the CFW900, accessories include I/O expansion modules, communication modules, encoder modules, temperature transducer modules, relay output modules, and HMI accessories. These accessories expand communication capabilities, input/output functions, and application flexibility. Most accessories are interchangeable between drive frames and can be installed in backplane slots, with communication network accessories limited to one per variable speed drive.

What are the main product lines offered by WEG?

WEG offers a comprehensive range of industrial automation products, including variable frequency drives (CFW series like CFW100, CFW300, CFW500), soft starters (SSW series including SSW05, SSW07, SSW900), and the innovative Motion Fleet Management (MFM) system for predictive maintenance and asset monitoring. Their product lines are designed to support industrial automation needs across various sectors, providing solutions for motor control, fleet management, and operational efficiency.

How are WEG products typically installed?

WEG products are typically installed with careful attention to mounting specifications, protection ratings, and airflow requirements. For variable speed drives like the CFW900, installation methods include surface mounting, flange mounting, and side-by-side configurations with specific clearance guidelines. Installers must follow precise dimensional requirements for each product frame size, ensuring proper ventilation and electrical connections.