-- 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
- 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 | 0° |
| 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.
Authorized SKF Engineering Partner
Official partner since 1998 with direct access to SKF technical resources, genuine products, and engineering expertise.
15+ Certified Engineers On-Staff
In-house team provides application design, failure analysis, and predictive maintenance -- reducing bearing failures by 35%.
ISO 9001 & TS 16949 Certified QC
Every product undergoes rigorous pre-shipment inspection with full documentation for traceability and compliance.
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
EngineeringCustom bearing selection and system design based on your specific load conditions, speeds, temperatures, and environmental factors.
Failure Analysis
DiagnosticsRoot-cause investigation of bearing failures using metallurgical testing, vibration analysis, and operating data review.
Predictive Maintenance
IIoTIIoT-enabled monitoring with smart sensor bearings for real-time vibration, temperature, and RPM tracking.
Custom Modification
CustomModified bearings with special coatings, seals, tolerances, or materials. Lead time 8-12 weeks from official channels.
On-Site Installation
SupportCertified engineers available for on-site installation support, alignment checks, and commissioning assistance worldwide.
Lifecycle Support
LifecycleLong-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.
-- 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.
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Regarding: NSK NTN Koyo Pillow Block Bearings UC UCP UCF UCFL UCFC UCT Series
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