Product Specifications
| Parameter |
Details |
| Model NO. |
NU310 |
| Outer Dimension |
Small and Medium-Sized (60-115mm) |
| Material |
Bearing Steel |
| Load Direction |
Radial Bearing |
| Separated |
Unseparated |
| Feature |
Long Life / Durable / Low Voice |
| Precision Rating |
P0 P6 P5 P4 P2 |
| Specification |
50mm×110mm×27mm |
| Trademark |
TIMKEN |
| Origin |
US |
| HS Code |
8482300000 |
Application Industries
| Industry |
Typical Equipment |
| Steel & Metallurgy |
Rolling Mills, Continuous Casters |
| Mining |
Crushers, Conveyors |
| Construction Machinery |
Excavators, Loaders |
Stop Rolling Mill Downtime with Genuine Timken NU310 NJ311 NUP312 Cylindrical Roller Bearings
Rolling mill operators know the cost of unexpected downtime—hours of lost production, maintenance crews on overtime, and missed delivery deadlines. When bearings fail prematurely, the root cause often traces back to substandard components or mismatched specifications. Sourcing multiple bearing models from different suppliers only compounds the problem with inconsistent lead times and quality control.
Genuine Timken Heavy Duty Bearings for Rolling Mill Performance
As an official Timken distributor, we stock authentic Timken cylindrical roller bearings including NU310, NJ311, and NUP312 models—engineered specifically for heavy duty rolling mill applications. Our one-stop procurement solution eliminates the hassle of managing multiple suppliers, with all bearings inspected to ISO 9001 standards before shipment. Whether you need a single emergency replacement or a full production run, we maintain centralized inventory to meet your schedule.
Engineered for the Demands of Rolling Mill Operations
Timken cylindrical roller bearings excel in the harsh conditions of rolling mills, where heavy radial loads, high speeds, and temperature fluctuations are constant challenges. The NU310, NJ311, and NUP312 series feature robust bearing steel construction and precision manufacturing (available in P0-P2 classes) to withstand the rigors of continuous operation. These bearings deliver consistent performance under dynamic loads, reducing vibration and extending equipment life in critical mill components like work rolls and backup rolls.
Technical Features That Maximize Reliability
The NU310 bearing’s 50mm×110mm×27mm specification balances load capacity with compact design, making it ideal for space-constrained rolling mill assemblies. Its unseparated construction ensures easy installation and maintenance, while low-noise operation contributes to a safer work environment. Available precision ratings from P0 (standard) to P2 (high precision) allow matching to specific application requirements—critical for maintaining roll alignment and product quality. Timken’s proprietary heat treatment process enhances material durability, ensuring the bearing withstands the thermal stresses of rolling mill operations.
Why Genuine Timken Bearings Reduce Total Cost of Ownership
Counterfeit bearings may offer lower upfront prices, but they often fail within months, leading to unplanned shutdowns. A single rolling mill outage can cost tens of thousands in lost production—far exceeding any initial savings. Genuine Timken cylindrical roller bearings, by contrast, provide predictable service life and reduced maintenance requirements. Our ISO 9001 quality inspection process adds an extra layer of assurance, verifying each bearing meets Timken’s exacting standards before it reaches your facility.
Your Trusted Partner for Industrial Bearing Solutions
With over 1,200 clients across 55+ countries, Shandong Yoko Bearing combines dual-brand authorization (SKF & Timken) with a cross-brand technical team to deliver tailored solutions. Our centralized inventory ensures fast availability of Timken NU310, NJ311, and NUP312 bearings, while unified logistics support means you only manage one delivery for mixed orders. Every bearing comes with complete traceability documentation, and our dedicated account managers provide end-to-end support from选型 to after-sales service.
Packaging & Shipping
- Original Timken packaging with carton and pallet reinforcement
- Package Size: 7.00cm × 13.00cm × 4.70cm
- Package Gross Weight: 2.000kg per unit
- Global logistics options including DHL, FedEx, UPS, air, and sea freight
- Real-time shipment tracking provided for all orders
- Minimum order quantity: 1 unit, supporting emergency maintenance needs
Get Your Rolling Mill Bearings Shipped Today
Don’t let bearing issues disrupt your production schedule. Send us your bearing型号, application details, and quantity requirements, and our technical team will confirm compatibility and provide a quote within one working day. With our large centralized inventory, most orders ship within 3-7 business days—getting your rolling mill back to full operation faster.
Frequently Asked Questions
Q: Are these genuine Timken bearings?
A: Yes, we are an official Timken authorized distributor. Every bearing comes with complete traceability documentation and can be verified through Timken’s official channels.
Q: How do I confirm if the NU310 is the correct bearing for my rolling mill?
A: Provide your equipment model or specific operating conditions (load, speed, temperature), and our technical team will validate the bearing selection at no cost.
Q: What is your warranty policy?
A: All Timken bearings are covered by the manufacturer’s warranty against material and manufacturing defects. We provide full support for warranty claims and replacements.
Q: What is the minimum order quantity?
A: We accept orders for 1 unit, making us ideal for emergency maintenance situations or small-batch requirements.
Q: How long does shipping take?
A: In-stock bearings typically ship within 3-7 business days. Delivery time depends on your location and chosen logistics method (express, air, or sea freight).
Q: How can I verify the authenticity of the bearings?
A: Each Timken bearing includes unique packaging with security features, laser-etched markings, and a product certification document. We can assist with verification through Timken’s official authentication process.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
