Mining & Metallurgy
Crushers, mills, conveyors, and smelting equipment under heavy radial/axial loads.
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100% Genuine SKF
Full Traceability
ISO 9001 Certified
SKF Authorized
Pillow Block Bearing
UCF307 Square Flanged Bearing – Single Row Spherical Raceway for High Speed Applications
UCF307 Square Flanged Bearing – Single Row Spherical Raceway for High Speed Applications
In Stock · Ready to Ship
<p>Boost your machinery's performance with the <strong>UCF307 square flanged bearing</strong>, engineered to deliver smooth, reliable operation even in high-speed industrial applications. Its single row spherical raceway design self-aligns to compensate for shaft misalignment, reducing wear and extending service life—critical for keeping production lines running without costly interruptions.</p><ul><li>Corrosion and high-temperature resistance ensure durability in harsh environments, eliminating concerns about premature failure</li><li>Precision-machined F-type bearing block provides secure mounting, maintaining stability during heavy loads</li><li>Backed by SKF's global quality standards and full traceability documentation, giving you confidence in every component</li></ul>
Bore (d)
--
Outer Dia. (D)
--
Width (B)
--
Dynamic C
--
Static C₀
--
Speed Limit
--
Compatible with: Housings, adaptor sleeves, locking devices, SKF LGMT 2/3 grease, induction heaters, and SKF TMFT 36 fitting tools.
Formal quotation with SKF traceability cert within 24 hours · Sample orders available
24h Response
Quotation & Cert
60+ Countries
DDP/DAP/CIF
ISO 9001
Quality Certified
Full Specifications
Complete Technical Parameters
UCF307 Square Flanged Bearing – Single Row Spherical Raceway for High Speed Applications -- Parameter Sheet
SKF · Pillow Block Bearing
| Parameter | Value | Unit / Note |
|---|---|---|
| Bearing Series | -- | Pillow Block Bearing |
| Bore Diameter (d) | -- | mm |
| Outer Diameter (D) | -- | mm |
| Width / Height (B) | -- | mm |
| Dynamic Load Rating (C) | -- | kN |
| Static Load Rating (C₀) | -- | kN |
| Fatigue Limit Load (Pu) | -- | kN |
| Reference Speed | -- | r/min |
| Limiting Speed | -- | r/min |
| Mass | -- | kg |
| Clearance Class | C3 | ISO 281 |
| Cage Material | -- | -- |
| Sealing / Shield | -- | -- |
| Lubrication | Grease / Oil bath | -- |
| Operating Temp. Range | −30 to +120 °C | -- |
| Vibration Level | SKF E1 / Standard | -- |
| Misalignment Tolerance | -- | ° |
| Fit Recommendation (shaft) | -- | ISO |
| Fit Recommendation (housing) | -- | ISO |
| Replacement / Cross Ref. | -- | -- |
* All specifications are reference values. Contact our SKF engineers for application-specific confirmation.
Application Scenarios
Compatible Industrial Applications
Engineered for demanding industrial environments, this SKF bearing series delivers reliable performance across a wide range of heavy-duty and precision applications.
Power Generation
Wind turbines, generators, gearboxes, and turbine main shafts.
Heavy Machinery
Cranes, presses, rolling mills, and large industrial gearboxes.
Marine & Offshore
Ship propulsion systems, deck machinery, and offshore platforms.
Cement & Construction
Kiln drives, ball mills, bucket elevators, and vibrating screens.
Pulp & Paper
Paper machine rolls, dryer sections, and calender rolls.
Full Portfolio
One-Stop SKF Supporting Solutions
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Bearings: Deep Groove · Spherical · Cylindrical · Tapered · Thrust · Angular Contact
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Sealing: Radial shaft seals · V-rings · Labyrinth seals · Bearing isolators
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Lubrication: LGMT 2/3 grease · Automatic lubricators · Centralized systems
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Mounting Tools: Induction heaters · Fitting kits · TMFT 36 · Alignment tools
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Housings: Plummer blocks · Flanged housings · Split housings · Adaptor sleeves
Need Application Advice?
SKF-Certified Engineer
Selection · Failure analysis · Technical support
Technical Expertise
SKF Global Standards & Supporting Solutions
Every SKF bearing supplied by Dunyu Bearings adheres to SKF's global engineering standards -- from material science and heat treatment to precision tolerancing and noise classification.
Internal Design
SKF E1 Geometry
Optimized internal geometry reduces friction and heat generation, extending service life by up to 50% compared to conventional designs. Ideal for high-speed and high-temperature applications.
ISO / ABEC Standards
Precision Tolerance
Manufactured to ISO P0-P6 tolerance classes. Dimensional accuracy and running accuracy are 100% verified before shipment, with full batch traceability records.
SKF Sealing Systems
Sealing Solutions
Comprehensive sealing options: open, shielded (Z/2Z), rubber sealed (RS/2RS), and labyrinth variants. SKF V-rings and radial shaft seals available as integrated solutions.
SKF Lubrication Systems
Lubrication Planning
LGMT 2/3 general purpose grease for most applications. LGEP 2 for heavy loads, LGHP 2 for high temperatures. SKF automatic lubricators (SYSTEM 24) for continuous re-lubrication.
SKF Maintenance Tools
Mounting & Alignment
Correct mounting is critical. SKF TMFT 36 fitting tool kit, induction heaters (TIH 030M/100M), and laser alignment tools ensure damage-free installation and maximum service life.
Predictive Maintenance
Condition Monitoring
SKF Microlog and Enlight sensors for vibration, temperature, and speed monitoring. Enable predictive maintenance strategies to minimize unplanned downtime and optimize bearing replacement intervals.
Product Details
Product Specifications
| Parameter | Details |
|---|---|
| Model NO. | UCF307 |
| Feature | Corrosion Resistant, High Temperature, High Speed |
| Rows Number | Single |
| Raceway | Spherical Raceway |
| Bearing Block Model | F |
| Transport Package | Carton + Wooden Pallet / Export Standard Packing |
Application Industries
| Industry | Typical Equipment |
|---|---|
| General Machinery | Conveyor Systems, Pumps, Fans, Compressors |
| Manufacturing | Assembly Line Equipment, Material Handling Machines |
| Agriculture | Harvesting Equipment, Irrigation Pumps |
| Food Processing | Packaging Machinery, Conveyors |
Stop Production Delays with Reliable UCF307 Square Flanged Bearings
OEM manufacturers know the cost of bearing failure: unplanned downtime, missed production deadlines, and expensive repairs. Counterfeit bearings from gray-market channels often fail prematurely, while multi-layer distributors stretch delivery times by 30-50%, disrupting production schedules. When your equipment relies on high-speed rotation, the wrong bearing choice can turn minor issues into major losses.
UCF307 Square Flanged Bearing: Engineered for High-Speed Performance
The UCF307 square flanged bearing addresses these challenges with its single row spherical raceway design, optimized for high-speed applications. As an official SKF distributor, we ensure every UCF307 bearing meets ISO 9001 and SKF global standards, with full traceability documentation to eliminate customs clearance obstacles. Our large centralized warehouse stocks this spherical raceway bearing, enabling fast emergency delivery to keep your production lines running.
Optimal Performance in Demanding Conditions
This UCF307 square flanged bearing excels in environments requiring corrosion resistance and high-temperature tolerance, making it ideal for both indoor manufacturing facilities and outdoor industrial settings. Its spherical raceway accommodates minor misalignments, reducing stress on shafts and extending equipment life. Whether powering conveyor systems in food processing plants or driving pumps in agricultural machinery, this bearing delivers consistent performance under radial and axial loads at high rotational speeds.
Key Technical Features That Matter
The single row design of the UCF307 bearing balances load capacity and rotational efficiency, critical for high-speed applications where energy loss and heat generation must be minimized. Its corrosion-resistant properties ensure durability in humid or chemically exposed environments, reducing maintenance frequency. The square flanged housing (Bearing Block Model F) simplifies installation and alignment, saving valuable setup time. Combined with high-temperature tolerance, these features make the UCF307 a reliable choice for continuous-duty equipment.
Why Genuine Bearings Lower Total Cost of Ownership
Choosing genuine UCF307 square flanged bearings over counterfeit alternatives reduces long-term costs significantly. Fake bearings often lack proper material heat treatment, leading to early fatigue and unexpected failures that can cost thousands in downtime. Our SKF-certified bearings undergo full-process quality management, from material selection to final inspection, ensuring they meet the exact specifications required for your application. With complete traceability, you avoid liability disputes and customs delays, while professional technical support helps prevent costly选型 errors.
Our Commitment to Your Production Success
As Shanghai Dunyu Bearing Co., Ltd., an official SKF distributor serving 60+ countries, we stand behind every UCF307 bearing we supply. Our SKF-certified technical team provides personalized model selection and installation guidance, ensuring optimal bearing performance for your specific working conditions. We maintain large inventory reserves for stable bulk supply and offer customized OEM schemes to align with your production needs. Every order includes dedicated account management, with real-time visibility from warehousing to global door-to-door logistics. Our 100% genuine SKF products come with official certification, giving you confidence in quality and compliance.
Packaging & Shipping
- Export standard packing: Carton + Wooden Pallet to ensure safe transportation
- Fast dispatch: In-stock items shipped within 3-7 working days
- Flexible logistics: DHL, FedEx, UPS, air freight, or sea freight options available
- Full tracking: Real-time logistics updates provided for all shipments
- Low minimum order: 1 piece起订, supporting emergency maintenance and small-batch requirements
Secure Your UCF307 Bearing Supply Today
Don’t let bearing issues slow your production. Send us your UCF307 bearing requirements, including quantity and application details, and we’ll deliver a formal quotation with brand authorization within 24 hours. With our reliable supply chain and technical expertise, you can maintain consistent production schedules and reduce unplanned downtime.
Frequently Asked Questions
Q: Are these genuine SKF UCF307 bearings?
A: Yes, we are an official SKF distributor. Every UCF307 bearing comes with full traceability documentation and official certification to verify authenticity.
Q: How do I confirm if the UCF307 is suitable for my equipment?
A: Provide your equipment model or working condition parameters (load, speed, temperature), and our SKF-certified technical team will confirm选型 compatibility at no cost.
Q: What is your warranty policy for the UCF307 bearing?
A: We adhere to SKF's原厂质保标准, covering manufacturing defects with unconditional replacement or refund.
Q: What is the minimum order quantity for UCF307 bearings?
A: We accept orders starting from 1 piece, supporting both emergency repairs and small-batch procurement needs.
Q: How long does shipping take for UCF307 bearings?
A: In-stock UCF307 bearings are shipped within 3-7 working days. Logistics options include DHL, FedEx, UPS, air freight, or sea freight based on your urgency and location.
Q: How can I verify the authenticity of the UCF307 bearing?
A: Each bearing includes SKF's original packaging with防伪标签 and laser marking. We also provide full traceability documents, which can be cross-verified through official channels.
Ready to order or need a quote?
Send your UCF307 bearing quantity and application details — we'll respond within 24 hours.
Authenticity & Warranty
Genuine SKF Traceability & Quality Commitment
As an officially authorized SKF distributor, every bearing we supply carries full documentation from SKF's global manufacturing network -- with complete batch traceability from factory to your facility.
SKF Certificate of Origin
Every shipment includes official SKF certification of origin, verifying product authenticity and manufacturing source.
Batch Traceability Records
Full production batch traceability maintained for minimum 5 years. Enables quality audit and failure investigation.
SKF Authorized Distributor Status
Verified annually by SKF. Our authorized status can be confirmed directly through the SKF distributor verification system.
Quality Warranty
All products carry SKF manufacturer warranty. Defective products are replaced or refunded -- no questions asked.
Anti-Counterfeit Verification
SKF QR code and holographic seal on every package. Verify authenticity instantly via SKF's official verification portal.
Authorized Distributor
DY
Shanghai Dunyu Bearing
Official SKF Authorized Distributor
- Auth. Since
- 2010+
- Quality Std.
- ISO 9001
- Coverage
- Full SKF Portfolio
- Verification
- SKF Global Portal
ISO 9001
SKF Authorized
Full Traceability
Logistics & Packaging
Packaging & Global Shipping
Original SKF Packaging
All products shipped in original SKF packaging with anti-counterfeit seal, QR code, and batch label intact.
Export Carton + Wooden Crate
Standard export carton for small orders. Custom wooden crates with moisture-proof lining for large/heavy shipments.
Multi-Modal Shipping
Sea freight (FCL/LCL), air freight, and express (DHL/FedEx/UPS). DDP, DAP, CIF, FOB terms all supported.
Delivery Timeline
In-stock items: 1-3 days dispatch. Air freight: 3-7 days door-to-door. Sea freight: 15-35 days by destination.
Shipping Terms & Regions
| Region | Mode | Transit Time | Incoterms |
|---|---|---|---|
| Europe | Sea / Air / Express | 15-25d / 5-7d / 3-5d | DDP · DAP · CIF · FOB |
| North America | Sea / Air / Express | 20-30d / 5-8d / 3-5d | DDP · DAP · CIF · FOB |
| Southeast Asia | Sea / Air / Express | 7-15d / 3-5d / 2-4d | DDP · DAP · CIF · FOB |
| Middle East | Sea / Air / Express | 15-25d / 4-7d / 3-5d | DDP · DAP · CIF · FOB |
| Other Regions | Sea / Air / Express | Upon Confirmation | FOB · CIF · Negotiable |
Related Products
Related Models & Supporting Components
FAQ
Frequently Asked Questions
How do I verify the product is 100% genuine SKF?
Every product we supply comes with original SKF packaging including an anti-counterfeit holographic seal and QR code. You can scan the QR code on the SKF official website to verify authenticity. We also provide the SKF Certificate of Origin with every shipment, and our authorized distributor status can be verified directly through SKF's global distributor portal.
What is the minimum order quantity (MOQ)?
There is no strict minimum order quantity for standard catalog items. We support single-piece sample orders for testing and evaluation. For bulk procurement and long-term supply programs, we offer preferential pricing and dedicated inventory reservation. Contact our sales team for a customized procurement plan.
How long does it take to receive a formal quotation?
We guarantee a formal quotation with full SKF traceability certification within 24 business hours of receiving your inquiry. For urgent requirements, our team can typically respond within 2 hours during business hours (Mon-Sat, 9:00-18:00 GMT+8). Contact us via WhatsApp for fastest response.
Do you support DDP (Delivered Duty Paid) shipping?
Yes, we fully support DDP, DAP, CIF, and FOB incoterms across 60+ countries. Our logistics team handles all export documentation, customs clearance, and last-mile delivery. We work with leading freight forwarders and express carriers (DHL, FedEx, UPS) to ensure reliable and timely delivery.
Can you provide technical support for bearing selection?
Absolutely. Our SKF-certified engineers provide comprehensive technical support including bearing selection, application analysis, failure investigation, and lubrication planning. We can also assist with housing selection, mounting tool recommendations, and condition monitoring solutions. Technical support is available 24/7 via email and WhatsApp.
What are the payment terms?
We accept T/T (bank transfer), L/C (letter of credit) for large orders, and Western Union. Standard terms are 30% deposit with 70% balance before shipment. For established long-term customers with framework agreements, we offer net payment terms. All transactions are conducted in USD or EUR.
What happens if I receive a defective product?
All products carry the full SKF manufacturer warranty. In the unlikely event of a defective product, we will arrange replacement or full refund -- no questions asked. Our quality team will also conduct a failure analysis to identify the root cause and prevent recurrence. Please retain the original packaging and documentation for warranty claims.
Still have questions? Chat with our SKF engineers →
Start Your Procurement
Get a Formal Quote
Within 24 Hours.
Send us your bearing model, quantity, and delivery requirements. Our SKF-certified team will respond with a formal quotation, traceability certificate, and logistics plan.
- 100% Genuine SKF with Certificate of Origin
- Formal quotation within 24 hours
- Sample orders & bulk supply supported
- DDP/DAP/CIF to 60+ countries
- Dedicated SKF-certified account manager
Send Inquiry -- SKF Bearing Specialist Online