Deep Groove Ball Bearing
NSK NTN Koyo Pillow Block Bearings UC UCP UCF UCFL UCFC UCT Series
ISO 9001 TS 16949
Genuine SKF
50+ Countries
24h Response

-- SKF Authorized Engineering Partner

NSK NTN Koyo Pillow Block Bearings UC UCP UCF UCFL UCFC UCT Series

Ensure smooth, reliable operation for your machinery with precision-engineered Pillow Block Bearings designed to minimize downtime and extend equipment life. Available in UC, UCP, UCF, UCFL, UCFC, and UCT series from trusted brands like NSK, NTN, and Koyo, these units deliver consistent performance under radial loads with their single-row, non-aligning design.

  • Seal options including ZZ, 2RS, and Open variants protect against contaminants, while P0-P2 precision ratings ensure tight tolerance for high-speed applications
  • Grease or oil lubrication flexibility allows customization to your operating environment, backed by OEM/ODM service for tailored solutions
  • Constructed from durable bearing steel and compliant with DIN, ISO, and ANSI standards, these 120*215*40 mm bearings (model 6224/6226/6228) offer a robust 5.5 Kg build that balances strength and efficiency

Technical Specifications
Product Name
NSK NTN Koyo Pillow Block Bearings UC UCP UCF UCFL UCFC UCT Series
Category
Deep Groove Ball Bearing
Quality Standard
ISO 9001 / TS 16949
Lead Time
8-12 Weeks Custom
Minimum Order
Negotiable

15+ Certified Engineers On-Call

Free application analysis · Failure diagnosis · Custom modification guidance. Response within 24 hours.

Product Specifications

Parameter Details
Model NO. 6224/6226/6228
Seals Type Zz, 2RS, Open
Precision Rating P0, P6, P5, P4, P2
Lubrication Grease or Oil
Vibration Z1V1, Z2V2, Z3V3
Service OEM, ODM
Rows Number Single
Aligning Non-Aligning Bearing
Load Direction Radial Bearing
Material Bearing Steel
Contact Angle
Separated Unseparated
Standard DIN, GB, ISO, JIS, ANSI
Weight 5.5 Kg
Transport Package Carton, Pallet
Specification 120*215*40 mm
Origin China
HS Code 8482102000

Application Suitability

Industry Typical Applications
Automation Equipment Conveyor systems, rotating shafts
Industrial Machinery Steel rolling mills, hydraulic pumps
Automotive Wheel hubs, transmission components
General Manufacturing Assembly line machinery, material handling equipment

Struggling to Source Reliable Pillow Block Bearings? Meet Your Solution

Finding the right pillow block bearings can be a hassle—whether you’re dealing with mismatched dimensions from different suppliers, inconsistent quality leading to frequent replacements, or limited brand options forcing you to manage multiple orders. As someone who’s worked in industrial supply for years, I’ve seen how these issues disrupt production schedules and inflate maintenance costs.

All Series, All Brands: One Supplier for Your Pillow Block Needs

Our NSK, NTN, Koyo Pillow Block Bearings (UC, UCP, UCF, UCFL, UCFC, UCT Series) solve these pain points by offering a comprehensive range that aligns with international standards (DIN, ISO, JIS, ANSI). With access to both established brands and cost-effective alternatives, we eliminate the need to source from multiple vendors. Whether your application requires the precision of P5 class bearings for high-speed machinery or the durability of Z3V3 vibration-rated units for heavy loads, we have the inventory to match your specifications.

Engineered for Demanding Industrial Environments

These pillow block bearings excel in radial load applications across industries like steel冶金, mining, and automation. The non-aligning design ensures stable performance in fixed-shaft setups, while options for Zz, 2RS, or open seals let you tailor protection to your environment—from dusty workshops to moisture-prone areas. With a contact angle of 0°, they’re optimized for pure radial loads, making them ideal for conveyor rollers, agricultural machinery, and other rotating equipment where consistent radial support is critical.

Key Engineering Details That Impact Performance

The choice of bearing steel material delivers the hardness needed to resist wear under 5.5 kg static loads, while precision ratings from P0 to P2 allow you to balance cost and performance. For applications requiring minimal maintenance, grease lubrication offers long intervals between service, though oil lubrication is available for high-temperature or high-speed scenarios. The unseparated design ensures easy installation and replacement, reducing downtime during maintenance. When specifying, pay close attention to the 120*215*40 mm dimension—mismatched width or bore diameter can lead to premature failure, even with quality materials.

Why Choosing the Right Bearing Lowers Total Cost

Opting for substandard pillow block bearings might save money upfront, but the hidden costs add up quickly. Early wear from poor material quality leads to equipment downtime, while imprecise manufacturing can cause shaft misalignment and damage to adjacent components. Our bearings, produced under ISO 9001 processes with raw material and成品检验, minimize these risks. By investing in bearings with the correct precision class and vibration rating, you extend equipment寿命 and reduce maintenance labor—ultimately lowering your total cost of ownership.

Quality You Can Rely On

Every bearing undergoes rigorous testing, including dimensional checks, hardness verification, and surface treatment inspections, to ensure compliance with industry standards. We stand behind our products with a warranty covering manufacturing defects, and our flexibility to handle both OEM and ODM orders means we can adapt to custom requirements. With production capacity exceeding 1,000,000 units annually, we maintain steady inventory levels to support both small-batch and large-scale orders.

Packaging & Shipping

  • Packaged in cartons with pallet options for bulk orders
  • Stock items available for immediate dispatch
  • Shipping via express, air, or sea freight based on your timeline
  • Low minimum order quantities to support trial installations

Get Your Pillow Block Bearing Quote Today

Whether you need a single UC series bearing or a bulk order of UCP units, provide us with your model number, dimensions, and quantity, and we’ll deliver a competitive quote. Our team can also help verify compatibility with your equipment if you share your application details. The sooner you confirm your requirements, the faster we can get your order on the way.

Frequently Asked Questions

Q: Do you supply other bearing brands or models beyond those listed?

A: Yes, we support inquiries for all major international brands (including SKF, NACHI, IKO, FAG, Timken) and domestic Chinese brands, as well as custom specifications.

Q: How can I confirm if this bearing fits my equipment?

A: Share your equipment model or the required dimensions (bore diameter, outer diameter, width), and our technical team will cross-reference with international standards to verify compatibility.

Q: What is your warranty policy?

A: We provide a warranty against manufacturing defects; specific terms are outlined in each sales contract. Defective products can be returned or replaced within the warranty period.

Q: What is the minimum order quantity?

A: We accept low minimum orders, including single-unit purchases, to accommodate trial runs and small-scale maintenance needs.

Q: How long does shipping take?

A: In-stock items ship within 1-3 business days. Delivery time depends on your location and chosen shipping method (express: 3-7 days, air: 7-14 days, sea: 30-45 days).

Q: Can you produce custom bearings (OEM/ODM)?

A: Yes, we offer OEM/ODM services for custom dimensions, materials, or branding. Provide your technical drawings or specifications for a feasibility assessment.

Ready to order or need a quote?
Send the bearing model, dimensions (d x D x B), and quantity — we’ll get back to you with pricing

Wind Power

Main shaft, gearbox, and generator bearings for onshore and offshore wind turbines. Engineered for 20+ year service life.

Mining & Heavy Industry

Crushers, conveyors, and processing equipment bearings designed to withstand shock loads and contaminated environments.

Steel & Metallurgy

Rolling mill and continuous casting bearings rated for extreme temperatures, heavy loads, and aggressive lubricants.

Automotive & EV

Hub units, transmission, and electric motor bearings meeting TS 16949 requirements for passenger and commercial vehicles.

Precision Machinery

Machine tool spindle and robotics bearings with P4/P2 accuracy class for ultra-precise positioning and minimal vibration.

General Industrial

Pumps, fans, compressors, and conveyor systems across all manufacturing sectors requiring reliable, cost-effective bearing solutions.

01

Authorized SKF Engineering Partner

Official partner since 1998 with direct access to SKF technical resources, genuine products, and engineering expertise.

02

15+ Certified Engineers On-Staff

In-house team provides application design, failure analysis, and predictive maintenance -- reducing bearing failures by 35%.

03

ISO 9001 & TS 16949 Certified QC

Every product undergoes rigorous pre-shipment inspection with full documentation for traceability and compliance.

04

Global Logistics to 50+ Countries

Dedicated account managers and reliable delivery networks ensure on-time supply for enterprise clients worldwide.

Performance Metrics

35%

Failures Prevented

70%

Downtime Reduction

25+

Years Experience

24h

Quote Response

78% of large enterprises prefer suppliers offering integrated technical support and lifecycle services.

Application Design

Engineering

Custom bearing selection and system design based on your specific load conditions, speeds, temperatures, and environmental factors.

Failure Analysis

Diagnostics

Root-cause investigation of bearing failures using metallurgical testing, vibration analysis, and operating data review.

Predictive Maintenance

IIoT

IIoT-enabled monitoring with smart sensor bearings for real-time vibration, temperature, and RPM tracking.

Custom Modification

Custom

Modified bearings with special coatings, seals, tolerances, or materials. Lead time 8-12 weeks from official channels.

On-Site Installation

Support

Certified engineers available for on-site installation support, alignment checks, and commissioning assistance worldwide.

Lifecycle Support

Lifecycle

Long-term service agreements including regular maintenance checks, replacement scheduling, and performance reporting.

Free samples available for orders over $50K

Validated against your KPIs before full production commitment.

Contact Engineering Team

-- Get In Touch

Request a Technical Consultation & Quote

Our certified engineers will review your application requirements and provide a detailed quote within 24 hours.

Address

No. 377 Bansongyuan Road, Huangpu District, Shanghai, China

Free Sample Program

Orders over $50K qualify for free product samples

Test against your KPIs before full production commitment. Ask our engineers for details.

Product Inquiry Form

Regarding: NSK NTN Koyo Pillow Block Bearings UC UCP UCF UCFL UCFC UCT Series

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ISO 9001 · TS 16949 · Authorized SKF Partner · Since 1998

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