Cylindrical Roller Bearing
ISO 9001 Certified
TS 16949
Genuine SKF
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Cylindrical Roller Bearing
NSK NTN Timken Koyo NACHI Deep Groove Ball Bearing
Ensure smooth, reliable performance in your machinery with our high-quality Deep Groove Ball Bearing, designed to handle radial loads with minimal friction. This 6306 model (30*62*16 mm) from trusted brands like NSK, NTN, and Timken delivers consistent operation, whether lubricated with grease or oil, to keep your equipment running longer with less downtime.
- Precision-engineered with bearing steel construction and available in P0-P2 precision ratings for applications demanding accuracy
- Versatile seals (ZZ, 2RS, Open) protect against contaminants, extending service life in diverse environments
- Unseparated design ensures easy installation and maintenance, reducing setup time for your team
7
Day Prototype
vs. 8-12 wks standard
50+
Countries Served
Global logistics network
12h
Quote Response
Expert engineers on call
Typical Applications
Wind Power
Mining
Steel & Metallurgy
Automotive / EV
Rail Transit
Precision Machinery
Genuine SKF Bearings
NDA Protected
Free Sample for Orders > $50K
Global Shipping
Product Details
Spécifications du produit
| 6306 |
| 1-160 mm |
| Medium and Large(120-190mm) |
| Z1V1 Z2V2 Z3V3 |
| NTN/NSK/NMB/Koyo/NACHI/Timken |
Adéquation de l'application
| Conveyor systems, electric motors |
| Machine tools, material handling equipment |
Need a Reliable 6306 Deep Groove Ball Bearing? Here’s What Matters
Finding the right deep groove ball bearing for your equipment can be challenging. Mismatched dimensions lead to installation delays, while low-quality bearings often fail prematurely with excessive vibration or noise. Sourcing from multiple suppliers for different brands only adds complexity to your procurement process.
Conçu pour des performances constantes dans des applications exigeantes
This 6306 deep groove ball bearing addresses these challenges with interchangeable dimensions compatible with major international standards, including NSK, NTN, Timken, Koyo, and NACHI specifications. Manufactured under ISO 9001 certified processes, it delivers reliable performance in industrial machinery, automation equipment, and mechanical engineering applications. With our extensive inventory, we can fulfill both small and large volume orders without compromising on lead times. Designed as a radial bearing with an unseparated structure, this 6306 model excels in applications with moderate to high radial loads. Its medium and large outer dimension range (120-190mm) makes it suitable for use in gearboxes, conveyor systems, and electric motors operating in typical industrial environments. The non-aligning design requires proper shaft alignment during installation to ensure optimal load distribution and service life. Caractéristiques d'ingénierie clés pour une fiabilité à long terme
The bearing’s construction from high-grade bearing steel provides the necessary hardness and wear resistance for continuous operation. Available precision ratings from P0 to P2 allow selection based on application requirements—P0 for general industrial use, P5/P4 for high-speed machinery, and P2 for precision equipment. Sealing options include Zz (metal shielded), 2RS (rubber sealed), and open designs, offering flexibility for different contamination and lubrication retention needs. Vibration classes Z1V1 to Z3V3 ensure smooth operation across various speed ranges, with higher classes reducing noise in sensitive applications. Choosing the correct deep groove ball bearing directly affects your total cost of ownership. A bearing with inadequate precision or material quality may require frequent replacement, leading to unplanned downtime and increased maintenance expenses. This 6306 model’s compliance with international dimensional standards ensures easy replacement, while its robust construction minimizes failure risks. Proper lubrication—either grease or oil as specified—further extends service life, reducing the need for frequent maintenance interventions. Qualité sur laquelle vous pouvez compter
Our production and inspection processes adhere to ISO 9001 standards, with rigorous testing of raw materials and finished products for dimensions, hardness, and surface treatment. Each bearing comes with a standard warranty covering manufacturing defects, ensuring you receive a reliable component. We maintain a comprehensive supply chain that includes both our own brand and major international brands, allowing us to fulfill orders for specific brand requirements. With substantial现货库存, we can support quick turnaround times for urgent replacement needs. Emballé dans des cartons avec options de palette pour les commandes en gros
Disponible à partir de现货库存 pour expédition immédiate
Quantité minimale de commande faible prise en charge, idéale pour les besoins de maintenance et de production
Whether you need a single replacement or bulk order of 6306 deep groove ball bearings, we can provide competitive pricing and reliable delivery. Simply share your required quantity, brand preference (if any), and delivery location, and our team will prepare a tailored quote for you. The sooner you confirm your order, the sooner we can arrange shipment to minimize your equipment downtime. Foire aux questions Q: Do you supply other bearing brands and models besides the ones listed? R : Oui, nous prenons en charge les demandes pour toutes les marques et tous les modèles de roulements, et pouvons fournir selon vos exigences spécifiques de marque ou de dimension.
Q: How can I confirm if this 6306 bearing fits my equipment? A: Provide your equipment’s bearing dimensions (inner diameter x outer diameter x width) or the original model number, and our technical team will verify compatibility. Q: Quelle est votre politique de garantie pour ces roulements?
A: We offer a warranty against manufacturing defects. The specific terms are outlined in our sales contract, and defective products can be replaced or returned within the warranty period. Q: What is the minimum order quantity for this 6306 bearing? A: We accept low minimum order quantities, including small batches for maintenance or trial purposes. Q: Combien de temps faut-il pour expédier après la commande ?
A: For in-stock items, we ship within 1-3 business days. Shipping time depends on the chosen method: courier (3-7 days), air freight (5-10 days), or sea freight (varies by destination). Q: Pouvez-vous fournir des services OEM ou ODM pour les roulements?
A: Yes, we support OEM and ODM customization based on your drawings or specific technical specifications. Ready to order or need a quote?Optimized for Radial Load Handling in Industrial Environments
Why Proper Bearing Selection Impacts Operational Costs
Packaging & Shipping
Get Your 6306 Bearing Quote Today
Send the bearing model, dimensions (d x D x B), and quantity — we’ll get back to you with pricing and lead time.
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Product Summary
- Product Name
- NSK NTN Timken Koyo NACHI Deep Groove Ball Bearing
- Category
- Cylindrical Roller Bearing
- Brand
- SKF
- Certification
- ISO 9001 · TS 16949
- Lead Time
- 7 Working Days
Get a Custom Quote
Our engineers will respond within 12 hours with a tailored solution.
Request QuoteGeneral Specifications
| Bearing Type | Cylindrical Roller Bearing |
| Brand | SKF |
| Quality Standard | ISO 9001 / TS 16949 |
| Precision Grade | P0 / P5 / P6 (custom) |
| Material | Chrome Steel / Stainless |
| Cage Material | Steel / Brass / Polyamide |
| Lubrication | Grease / Oil (specify) |
| Operating Temp. | -40°C to +200°C |
| Min. Order Qty | 1 pc (samples available) |
| Prototype Lead Time | 7 Working Days |
Performance Parameters
| Load Capacity | Contact for C0/Cr values |
| Speed Rating | Contact for ndm limit |
| Vibration Level | Z1 / Z2 / Z3 (custom) |
| Noise Level | V1 / V2 / V3 (custom) |
| Fatigue Life | L10h per ISO 281 |
| Sealing Options | Open / Z / 2Z / RS / 2RS |
Custom Specifications Available
Our engineering team can modify bearing dimensions, materials, seals, and clearances to meet your specific operating requirements. Submit your drawing or spec sheet for a tailored proposal.
Wind Power
Main shaft bearings, gearbox bearings, and generator bearings for onshore and offshore wind turbines.
Mining & Quarrying
Heavy-duty bearings for crushers, conveyors, and rotary equipment in extreme dust and shock-load environments.
Steel & Metallurgy
High-temperature bearings for rolling mills, continuous casting, and furnace applications.
Automotive / EV
Wheel hub bearings, transmission bearings, and e-motor bearings for passenger and commercial vehicles.
Rail Transit
Axle box bearings, traction motor bearings, and gearbox bearings meeting EN/UIC railway standards.
Precision Machinery
High-precision spindle bearings, angular contact bearings, and super-precision bearings for CNC and robotics.
Application Design
EngineeringOur engineers analyze your operating conditions -- load, speed, temperature, environment -- and select or design the optimal bearing solution to maximize service life and reduce total cost of ownership.
Custom Modification
7-Day TurnaroundNeed non-standard dimensions, special materials, or modified clearances? We can modify standard SKF bearings or manufacture fully custom solutions with a 7-day prototype turnaround.
Failure Analysis
DiagnosticsWhen bearings fail prematurely, our team conducts root-cause analysis using advanced diagnostic tools to identify the failure mode and recommend corrective action.
Predictive Maintenance
Up to 40% Less DowntimeWe deploy vibration monitoring, thermal imaging, and oil analysis programs that detect bearing deterioration early -- reducing unplanned downtime by up to 40%.
On-site Installation
Global CoverageProper installation is critical to bearing performance. Our certified technicians provide on-site installation support, alignment verification, and operator training worldwide.
Lifecycle Support
Enterprise SLAFrom initial selection through end-of-life, our dedicated account managers provide scheduled maintenance plans, re-lubrication programs, and replacement forecasting for enterprise clients.
Why SKF China
The engineering partner advantage
7 Days
Prototype Lead Time
vs. 8-12 weeks via standard channels
15+
Certified Engineers
SKF-certified, on-call for your project
50+
Countries Delivered
Reliable global logistics network
Request a Quote
Get a custom quote for
NSK NTN Timken Koyo NACHI Deep Groove Ball Bearing
NDA protected · Free samples for orders > $50K · Reply within 12 hours
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