Product Specifications
| Parameter |
Details |
| Model NO. |
Double Row Cylindrical Roller Bearing |
| Outer Dimension |
Medium and Large(120-190mm) |
| Material |
Bearing Steel |
| Spherical |
Non-Aligning Bearings |
| Load Direction |
Axial Bearing |
| Separated |
Separated |
| Clearance |
C0 C2 C3 C4 C5 |
| Cage |
Brass, Steel |
| Vibration |
Z1V1 Z2V2 Z3V3 |
| Hardness |
60-64 HRC |
| Transport Package |
Carton Pallet |
| HS Code |
8482800000 |
Application Industries
| Industry |
Typical Equipment |
| Construction Machinery |
Excavators, Loaders, Bulldozers |
| Mining |
Crushers, Conveyors, Mining Drills |
| Steel |
Rolling Mills, Continuous Casters |
| Machine Tools |
CNC Machines, Spindles, Lathes |
Reduce Equipment Downtime with Reliable NN3020 K TN9/SP Double Row Cylindrical Roller Bearing
Industrial machinery operators know the frustration of unexpected downtime caused by bearing failures. When critical components like double row cylindrical roller bearings fail prematurely, production lines stop, maintenance costs rise, and project deadlines slip. Sourcing the right replacement bearings often means coordinating with multiple suppliers, each with different delivery times and quality standards.
NN3020 K TN9/SP C3 Bearing: In Stock for Immediate Dispatch
Our Double Row Cylindrical Roller Bearing NN3020 K TN9/SP with C3 clearance addresses these challenges directly. As an official authorized distributor for leading bearing brands, we maintain a large centralized inventory of industrial machinery bearings, ensuring this specific model is ready for same-day shipping. Our ISO 9001 quality inspection system verifies every bearing before dispatch, giving you confidence that each unit meets strict performance standards for applications like gearboxes, electric motors, and heavy-duty conveyors.
Optimal Performance in Heavy-Duty Industrial Environments
This NN3020 K TN9/SP bearing excels in applications involving high radial loads and moderate axial loads, common in construction machinery and mining equipment. Its separated design allows for easy mounting and dismounting, simplifying maintenance procedures. The C3 clearance rating provides extra internal space to accommodate thermal expansion during continuous operation, making it suitable for machinery operating at varying temperatures or under heavy load conditions.
Technical Features That Ensure Long Service Life
The bearing’s 60-64 HRC hardness rating ensures excellent wear resistance, critical for extending service intervals in abrasive environments. Available with brass or steel cages, it offers flexibility to match specific application requirements—brass cages provide superior strength for high-load scenarios, while steel cages offer cost-effectiveness for general industrial use. Vibration class options (Z1V1 to Z3V3) allow customization based on noise and precision needs, with higher ZV ratings delivering smoother operation for sensitive machinery like machine tool spindles.
Why Authentic Bearings Matter for Total Cost of Ownership
Choosing genuine double row cylindrical roller bearings over counterfeit alternatives reduces long-term costs significantly. Counterfeit bearings often fail prematurely due to substandard materials and poor manufacturing tolerances, leading to unplanned downtime and potential damage to adjacent components. Our bearings, sourced through official channels, come with complete traceability documentation, ensuring compliance with industrial safety standards and minimizing the risk of equipment failure. The initial investment in authentic bearings typically offsets the hidden costs of frequent replacements and production losses.
Your Trusted Partner for Industrial Bearing Solutions
With over 1,200 clients across 55+ countries, we bring extensive experience in serving large equipment manufacturers and mining EPC teams. Our cross-brand technical team provides free选型 support, helping you confirm the correct bearing specification for your equipment. As a dual-brand authorized distributor, we offer one-stop mixed procurement, allowing you to consolidate orders for different bearing types and brands through a single point of contact. Our unified quality control process ensures consistent performance across all products, while global logistics capabilities deliver bearings to your location within 3-7 business days for stocked items.
Packaging & Shipping
- Secure carton packaging with pallet reinforcement for bulk orders
- 现货 available for dispatch within 24 hours of order confirmation
- Flexible shipping options including DHL, FedEx, UPS, air freight, and sea freight
- Real-time tracking number provided once shipment is dispatched
- Minimum order quantity of 1 piece, ideal for emergency maintenance needs
Get Your NN3020 K TN9/SP Bearing Shipped Today
Don’t let equipment downtime affect your productivity. Send us your bearing requirements, including the NN3020 K TN9/SP model, application details, and quantity, and our team will provide a quotation within one working day. With our large inventory and global shipping network, we can have your replacement bearings delivered quickly to minimize production disruption.
Frequently Asked Questions
Q: Are these authentic bearings?
A: Yes, we are an official authorized distributor, and all our bearings are sourced through genuine supply chains with complete traceability documentation.
Q: How can I confirm if this bearing fits my equipment?
A: Provide your equipment model or technical specifications, and our cross-brand technical team will verify compatibility at no cost.
Q: What is your warranty policy?
A: All bearings come with manufacturer warranty coverage against defects in materials and workmanship.
Q: What is the minimum order quantity?
A: We accept orders for 1 piece, supporting both emergency repairs and small-scale procurement.
Q: How long does shipping take?
A: Stocked items ship within 3-7 business days via your choice of DHL, FedEx, UPS, air, or sea freight.
Q: How can I verify the bearing’s authenticity?
A: Each bearing comes with original packaging and documentation. We can provide additional certification of authenticity upon request.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
