Timken Bearing Catalog
Full-line OEM supply -- tapered roller, spherical roller, cylindrical, angular contact and more. ISO 9001 traceable. Ships to 45+ countries.
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Showing 168 products
Cylindrical Roller Bearing NU224EM NU226EM NU228EM for Heavy Machinery ISO 9001
<p>Ensure uninterrupted heavy machinery performance with our <strong>Cylindrical Roller Bearing</strong>—engineered for high load capacity and long service life in construction, mining, and industrial applications. This NU224EM/NU226EM/NU228EM series features separated open design for easy installation and maintenance, paired with ISO 9001-certified quality that eliminates compliance documentation gaps.</p> <ul> <li>Single row radial structure with precision rating options (P0-P2) ensures stable operation under extreme working conditions</li> <li>120*215*40mm specification (NU224EM) delivers optimal load distribution for heavy-duty equipment</li> <li>Direct authorized supply guarantees traceable batch consistency, keeping production schedules on track</li> </ul> <p>Backed by our technical support team for failure analysis and model selection, these bearings reduce downtime risks while meeting global industrial standards.</p>
Timken 387A/382-S Tapered Roller Bearing 57.15×96.838×25.4mm for Heavy Machinery
<p>Ensure uninterrupted heavy machinery performance with the <strong>Timken 387A/382-S</strong> tapered roller bearing, engineered to deliver exceptional load capacity and extended service life in demanding industrial environments. This 57.15x96.838x25.4mm single-row bearing features precision ratings from P0 to P2, ensuring optimal alignment and reduced wear for critical applications in construction, mining, and steel production.</p><ul><li>Open design with versatile lubrication compatibility (oil, grease, dry) adapts to varied operating conditions</li><li>Directly sourced from official Timken distribution channels, guaranteeing full traceability and compliance documentation for seamless global logistics</li><li>Robust construction handles heavy radial and axial loads, minimizing downtime risks for OEM manufacturers and maintenance teams</li></ul>
Timken 7008 Angular Contact Ball Bearing 40×68×14mm for Industrial Machinery in Stock
<p>Ensure uninterrupted industrial machinery performance with the <strong>Timken 7008 angular contact ball bearing</strong>, a precision-engineered solution designed for high radial and axial load handling in demanding applications. This single row 40×68×14mm bearing delivers exceptional service life thanks to premium bearing steel construction and open design optimized for grease or oil lubrication—critical for maintaining operational efficiency in heavy-duty setups.</p><ul><li>Immediate stock availability ensures production schedules stay on track, eliminating costly delays from extended lead times</li><li>ISO 9001-compliant quality with full traceability documentation supports seamless customs clearance and compliance requirements</li><li>Perfect for industrial machinery requiring precise alignment and reliable performance under variable loads</li></ul>
33116 Timken Tapered Roller Bearing 80x130x37mm for Heavy-Duty Industrial Machinery
<p>Ensure uninterrupted operation of your heavy-duty industrial machinery with the <strong>33116 Timken Tapered Roller Bearing</strong>, engineered to deliver exceptional load capacity and extended service life in demanding environments like construction, mining, and steel production. Its precision 80x130x37mm dimensions and single-row design provide reliable performance under high radial and axial loads, while ISO 9001-compliant quality control guarantees batch consistency critical for seamless production scheduling.</p><ul><li>Open seal configuration allows flexible lubrication options (oil, grease, or dry) to adapt to specific working conditions</li><li>Direct from authorized Timken distributor with full traceability documentation, eliminating counterfeit risks and customs clearance delays</li><li>P0-P2 precision ratings available to match your machinery’s exact tolerance requirements, supported by our in-house technical team for installation guidance and failure analysis</li></ul>
Timken NU310 Cylindrical Roller Bearings for Mine Conveyors with Extended Service Life
<p>Minimize mine conveyor downtime with <strong>Timken NU310 cylindrical roller bearings</strong> engineered for extended service life in heavy-duty applications. These 50mm×110mm×27mm radial bearings deliver exceptional durability, reducing replacement frequency and maintenance costs in harsh mining environments.</p><ul><li>Chrome steel construction and precision P0-P2 ratings ensure reliable performance under high radial loads</li><li>Unseparated design simplifies installation, aligning with your production schedule for seamless integration</li><li>Backed by Timken's official traceable supply chain, ensuring compliance and eliminating counterfeit risks</li></ul>
Timken 30203 Conical Roller Bearing 17x47x12mm for Heavy Machinery OEM Supply
<p>Ensure uninterrupted heavy machinery performance with the <strong>Timken 30203 conical roller bearing</strong>, engineered to deliver exceptional load capacity and extended service life in demanding industrial environments. This 17x47x12mm precision component (P0-P2 ratings available) minimizes downtime risks through its robust design, while our direct authorized supply chain eliminates documentation gaps that often delay critical operations.</p><ul><li>Grease or oil lubrication flexibility adapts to your specific working conditions</li><li>Z1V1-Z3V3 vibration grades ensure smooth operation in high-torque applications</li><li>Trademarked TIMKEN quality backed by ISO 9001 full-process control for reliable batch consistency</li></ul>
Model
Timken 30203 Conical Roller Bearing 17x47x12mm for Heavy Machinery OEM Supply
| Brand | Timken (Genuine) |
| Bore (d) | -- |
| O.D. (D) | -- |
| Width (B) | -- |
| Standard | ISO / ABEC |
| Material | Gcr15 / 52100 Steel |
| Availability | In Stock |
| Lead Time | 1-3 Business Days |
Product Overview
Product Specifications
| Parameter | Details |
|---|---|
| Model NO. | 30203 |
| Lubrication | Grease or Oil |
| Precision Rating | P0 P6 P5 P4 P2 |
| Vibration | Z1V1 Z2V2 Z3V3 |
| Service | OEM ODM |
| Transport Package | Carton Pallet |
| Specification | 17*47*12 mm |
| Trademark | TIMKEN |
| Origin | Japan |
| HS Code | 8482200000 |
| Package Size | 6.70cm * 6.70cm * 3.20cm |
| Package Gross Weight | 0.080kg |
Application Industries
| Industry | Typical Equipment |
|---|---|
| Construction Machinery | Excavators, Loaders, Bulldozers |
| Mining | Crushers, Conveyors, Drilling Rigs |
| Steel & Metallurgy | Rolling Mills, Continuous Casters |
| Agricultural Machinery | Harvesters, Tractors, Tillage Equipment |
Stop Equipment Downtime with Genuine Timken 30203 Conical Roller Bearing
Heavy machinery OEMs and maintenance teams know the frustration of unexpected bearing failures. Counterfeit bearings in gray markets often fail prematurely under high loads, causing costly production line shutdowns and safety risks. Multi-tier distribution channels stretch lead times by 30-50%, making it nearly impossible to align with urgent repair schedules.
Genuine Timken 30203 Bearing: In Stock for Immediate Delivery
As an official Timken distributor, we eliminate these pain points with direct access to authentic Timken 30203 conical roller bearings. Our large stock of heavy-duty models ensures this 17x47x12mm bearing is ready for same-day dispatch, supporting both emergency repairs and scheduled OEM production runs. Each unit comes with full traceability documentation, eliminating customs clearance obstacles and quality disputes.
Engineered for Heavy-Duty Load Conditions
The Timken 30203 conical roller bearing excels in applications with combined radial and axial loads—common in construction machinery gearboxes, mining equipment axles, and steel mill conveyors. Its precision-ground raceways and optimized contact angle distribute loads evenly, maintaining performance under shock loads and variable operating speeds. The 17mm bore diameter and 47mm outer diameter make it a direct replacement in standard heavy machinery assemblies.
Precision Parameters That Maximize Service Life
Key technical features of the Timken 30203 bearing directly impact equipment reliability: Precision ratings from P0 to P2 allow selection based on application requirements—P5 for high-speed rotating equipment, P0 for general industrial use. Vibration classes Z1V1 to Z3V3 ensure smooth operation, critical for reducing noise in operator cabins and preventing premature wear in adjacent components. Available with grease or oil lubrication, this bearing adapts to both sealed and open housing designs common in heavy machinery.
Total Cost of Ownership: Why Genuine Matters
Choosing genuine Timken 30203 bearings over counterfeits reduces long-term costs significantly. Counterfeit bearings typically fail within 30-50% of the expected service life, leading to repeated replacement cycles, labor costs, and unplanned downtime. A single production line shutdown in mining or construction can cost $10,000-$50,000 per hour—far exceeding the price difference between genuine and fake bearings. Our ISO 9001 compliant quality control ensures each bearing meets Timken's strict performance standards, delivering predictable service life and reducing total ownership costs.
Why Heavy Industry Clients Trust Our Supply
Our 15+ years as a Timken authorized distributor has earned the trust of heavy industry clients in 45+ countries. We provide official traceability certificates with every order, linking each bearing to Timken's manufacturing process. Our technical team offers free load calculation and failure analysis, helping clients select the right bearing for specific operating conditions. With dedicated inventory reservation for OEM partners and global heavy cargo logistics capabilities, we ensure consistent supply even for large-scale production requirements. Every order is managed by a dedicated account manager, providing real-time visibility from warehouse to delivery.
Packaging & Shipping
- Original Timken packaging with anti-counterfeit labels and batch traceability documentation
- Carton pallet packaging for bulk orders, ensuring damage-free transit
- 3-7 business days delivery for in-stock items via DHL, FedEx, or UPS
- Customs-cleared shipping with full compliance documents for export markets
- Flexible order quantities: 1 piece for emergency repairs, bulk pricing for OEM production
Get Your Timken 30203 Bearing Quote Today
Don't let equipment downtime impact your production schedule. Send us your bearing model list, application parameters, and order volume to receive a formal quotation within 24 hours. Our team can also arrange sample testing for quality verification before full production orders. With stock ready to ship, we help you minimize lead times and keep your machinery running.
Frequently Asked Questions
Q: Are these genuine Timken bearings?
A: Yes, we are an official Timken distributor. Every bearing comes with brand authorization and traceability certificates to confirm authenticity.
Q: How do I confirm if the 30203 is the right bearing for my equipment?
A: Provide your equipment model or operating parameters (load, speed, temperature), and our technical team will verify compatibility at no cost.
Q: What is your warranty policy?
A: We offer Timken's standard manufacturer warranty, covering manufacturing defects with unconditional replacement.
Q: What is the minimum order quantity?
A: We accept orders from 1 piece, supporting both emergency repairs and large OEM production runs.
Q: How long does shipping take to [my country]?
A: In-stock bearings ship within 3-7 business days via global couriers (DHL/FedEx/UPS). We also offer air and sea freight options for bulk orders.
Q: How can I verify the bearing's authenticity upon delivery?
A: Check the packaging for Timken's anti-counterfeit labels, laser-etched part numbers, and scan the QR code to access traceability records. We provide full documentation with each shipment.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we'll respond within 24 hours.
Compatible Equipment
Heavy-Duty Applications
Related Models
Timken 387A/382-S Tapered Roller Bearing 57.15x96.838x25.4mm for Heavy Machinery
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33116 Timken Tapered Roller Bearing 80x130x37mm for Heavy-Duty Industrial Machinery
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High Load Gearbox Conveyor Timken 563 Tapered Roller Bearing 72x140x42mm
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Timken Tapered Roller Bearing 30215 75x130x25 for Heavy Machinery OEM Supply
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High Load Gearbox Conveyor Timken 563 Tapered Roller Bearing 72x140x42mm
<p>Ensure uninterrupted gearbox and conveyor performance even under extreme heavy loads with the <strong>Timken 563 tapered roller bearing</strong>—engineered to deliver exceptional load capacity and extended service life for industrial machinery. As an official Timken distributor, we guarantee 100% traceable supply with full compliance documentation, eliminating the risks of counterfeit parts and customs clearance delays.</p><ul><li>Precision dimensions (72x140x42mm) ensure perfect fit in high-torque applications like construction and mining equipment</li><li>Premium bearing steel construction resists wear in harsh operating conditions, reducing maintenance downtime</li><li>Available for sample testing before bulk orders, supported by our dedicated technical team for installation guidance and failure analysis</li></ul>
Timken UCF205 UCF206 UCF207 Pre-Lubricated Stainless Steel Flange Block Bearings for Industrial Machinery
<p>Ensure uninterrupted industrial machinery performance with <strong>pre-lubricated stainless steel flange block bearings</strong> that deliver long service life and reliable operation. Timken UCF205, UCF206, and UCF207 models combine corrosion-resistant stainless steel construction (35*72*95mm for UCF207) with factory-applied lubrication, eliminating premature wear and reducing maintenance downtime.</p><ul><li>Direct from authorized Timken distributor for guaranteed authenticity and complete traceability documentation</li><li>Low-noise operation enhances workplace comfort while durable design handles heavy industrial loads</li><li>Sample testing available to verify fit and performance before full-scale deployment</li></ul>
High Precision Timken UCF205 UCF206 UCF207 Pillow Block Bearings for Heavy Machinery
<p>Boost your heavy machinery's reliability with high-precision Timken UCF205, UCF206, and UCF207 pillow block bearings—engineered to deliver consistent performance in demanding industrial environments. As an official Timken distributor, we ensure every unit comes with full traceability documentation, eliminating compliance hurdles and quality concerns for global operations.</p><ul><li>Stainless steel construction (35*72*95mm for UCF207) resists corrosion while maintaining low noise operation, ideal for construction, mining, and marine applications</li><li>Long service life and durable design minimize downtime, keeping your production schedule on track with stable bulk supply</li><li>OEM service available with sample testing options, supported by our technical team for load calculation and failure analysis</li></ul><p>Trust in <strong>Timken pillow block bearings</strong> that combine precision engineering with the assurance of authorized supply—backed by fast emergency delivery and dedicated account management for your peace of mind.</p>
Deep Groove Ball Bearing 6812 6813 6814 for Heavy-Duty Industrial Machinery Applications
<p>Ensure your heavy-duty industrial machinery runs with uncompromised reliability using our <strong>Timken Deep Groove Ball Bearing</strong> 6812, 6813, and 6814 series. These precision-engineered bearings deliver exceptional load capacity and extended service life, minimizing downtime in critical applications like construction equipment and mining machinery.</p><ul><li>Available in precision ratings P0-P4 with clearance options C0/C2/C3 to match specific operating conditions, ensuring optimal performance under varying loads</li><li>Grease or oil lubrication flexibility allows seamless integration into existing maintenance protocols, while the non-aligning, single-row design guarantees stable radial load handling</li><li>Backed by our ISO 9001-certified quality control and dedicated technical support team, you’ll receive full traceability documentation and expert guidance to avoid costly installation errors</li></ul>
Timken Tapered Roller Bearing 30215 75x130x25 for Heavy Machinery OEM Supply
<p>Ensure your heavy machinery maintains peak performance with the <strong>Timken 30215</strong> tapered roller bearing, engineered to deliver exceptional load capacity and extended service life in demanding industrial environments. This 75x130x25mm precision component features separated inner and outer rings for easy installation and maintenance, making it ideal for OEM integration in construction, mining, and steel production equipment.</p><ul><li>Single-row design optimized for radial and axial load handling, critical for heavy-duty applications</li><li>ISO 9001-compliant quality control ensures batch consistency, eliminating customs clearance delays and liability risks</li><li>Open seal configuration allows flexible lubrication options (oil, grease, or dry) to match specific operating conditions</li><li>Backed by Timken's official traceability documentation and our dedicated technical support team for failure analysis and load calculation</li></ul>
Timken Cylindrical Roller Bearing NU315EM NU316EM NU317EM for Heavy-Duty Industrial Machinery
<p>Ensure uninterrupted heavy-duty machinery performance with Timken cylindrical roller bearings NU315EM, NU316EM, and NU317EM—engineered for high radial load capacity and extended service life in construction, mining, and industrial applications. As an official Timken distributor, we deliver 100% traceable bearings with full compliance documentation, eliminating customs clearance delays and quality risks.</p> <ul> <li><strong>Precision-engineered</strong> with separated inner/outer rings (NU design) for easy installation and maintenance in tight machinery assemblies</li> <li>Available in P0-P2 precision ratings to match your exact operational requirements, from general industrial use to high-precision steel mill equipment</li> <li>Backed by our dedicated technical team for load calculation and failure analysis support, ensuring optimal bearing selection and reduced downtime</li> </ul>
Need A Load Calculation?
Our Engineers Help You Select.
Submit your working condition -- shaft diameter, radial/axial load, speed, temperature, duty cycle -- and our Timken-certified engineers will calculate the optimal bearing specification, rated life (L10h) and lubrication scheme within 24 hours.
- Dynamic & static load rating calculation (ISO 281)
- L10h rated life estimation for your duty cycle
- Failure analysis for premature bearing damage
- Customized OEM replacement scheme with traceability docs
Genuine Timken. Fully Traceable.
Every bearing we supply carries full origin documentation -- mill certificate, batch code, authorization letter and compliance records. Zero counterfeit risk.
Authorization Document
Shanghai Dunyu Bearing Co., Ltd.
Official Authorized Timken Distributor
We hold official authorization from Timken Company to distribute their full bearing product line in China and globally. Our authorization covers tapered roller, spherical roller, cylindrical roller, angular contact, deep groove ball, and specialty bearings for heavy industrial applications.
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From trial batch to annual framework agreements -- we handle dedicated model stock reservation, priority pull, heavy-cargo logistics and full compliance documentation for OEM production lines and large maintenance contracts.