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 |
| HS Code |
8482800000 |
Application Industries
| Industry |
Typical Equipment |
| Heavy Machinery |
Excavators, Loaders, Crushers |
| Industrial Manufacturing |
Gearboxes, Reducers, Conveyors |
| Agricultural Machinery |
Tractors, Harvesters |
| Steel & Metallurgy |
Rolling Mills, Presses |
Minimize Downtime with Impact Resistant Double Row Cylindrical Roller Bearing Nu317 Ec P/C3 for Heavy Machinery
Heavy machinery operators know the frustration of unexpected bearing failures—costing hours of production, expensive repairs, and missed deadlines. When equipment like excavators or crushers face heavy loads and constant impact, standard bearings often wear prematurely, leaving your operation stranded. Sourcing reliable, impact-resistant bearings that meet exact specifications can feel like navigating a maze of inconsistent suppliers and long lead times.
Engineered for Heavy-Duty Performance: Nu317 Ec P/C3 Cylindrical Roller Bearing
Our Impact Resistant Double Row Cylindrical Roller Bearing Nu317 Ec P/C3 is designed to solve these challenges. Built with high-grade bearing steel and precision manufacturing, this bearing delivers exceptional durability under heavy loads and impact conditions—common in construction, mining, and agricultural machinery. With over 18 years of industry experience, we ensure each bearing meets strict quality standards, supported by our one-stop service from R&D to global delivery.
Optimal Performance in Demanding Work Environments
This Double Row Cylindrical Roller Bearing thrives in heavy machinery applications where axial and radial loads combine with shock impacts. Whether installed in excavator gearboxes, tractor transmissions, or industrial crushers, its separated design allows for easy maintenance, while the 60-64 HRC hardness ensures resistance to wear and deformation. The C3 clearance rating provides flexibility for thermal expansion in high-temperature operations, maintaining stability even during extended use.
Key Technical Features That Define Reliability
The Nu317 Ec P/C3 bearing’s performance is rooted in critical technical details. Its brass or steel cage material ensures stable roller guidance, reducing friction and extending service life under heavy loads. The Z1V1 to Z3V3 vibration grades minimize operational noise, a crucial factor in precision machinery. With a focus on material quality, the bearing steel construction offers superior tensile strength and fatigue resistance, directly contributing to longer intervals between replacements. The separated design also allows for quick disassembly, simplifying maintenance and reducing downtime during inspections.
Why Cutting Corners on Bearings Costs More in the Long Run
Choosing low-quality bearings may seem like a cost-saving measure, but the hidden expenses add up fast. Counterfeit or substandard bearings often fail prematurely, leading to unplanned shutdowns, damaged equipment components, and safety risks. Our bearings meet ISO international standards, backed by strict incoming raw material inspections and full-process production supervision. By investing in a genuine Impact Resistant Double Row Cylindrical Roller Bearing, you reduce total lifecycle costs through fewer replacements, less downtime, and reliable performance in critical operations.
Your Trusted Partner for Heavy Machinery Bearings
At Jinan Saifan Bearing, we stand behind our products with tangible commitments. Our ISO 9001:2015 and ISO 14001 certifications ensure consistent quality across every batch. With a professional R&D team and in-house laboratory, we conduct dimensional detection, noise testing, and service life experiments to validate performance. We offer flexible order policies—1 piece MOQ for standard bearings and 3-5 day delivery for sample orders—so you can get the parts you need without unnecessary delays. Our 12-month warranty and free replacement for qualified defective products provide added peace of mind, supported by technical guidance on selection, installation, and maintenance.
Packaging & Shipping
- Carton pallet packaging for secure transportation
- 3-5 working days for sample orders, 5-15 working days for bulk orders
- Multiple logistics options including express, air, and sea freight
- Real-time logistics tracking provided for all shipments
- 1 piece MOQ available for standard bearings, ideal for emergency repairs
Get the Bearings Your Machinery Needs Today
Don’t let bearing failures disrupt your operation. Whether you need a single replacement or bulk order, our Nu317 Ec P/C3 Impact Resistant Double Row Cylindrical Roller Bearing is ready to ship. Send us your requirements, and our team will confirm specifications, provide a quote, and安排 delivery—so you can get back to work with confidence.
Frequently Asked Questions
Q: Is this bearing genuine and traceable?
A: Yes, all our bearings are manufactured in-house with strict quality control. We provide full traceability documentation, including material certifications and production records, to ensure authenticity.
Q: How do I confirm if this bearing fits my equipment?
A: Provide your machinery model, application details, and required specifications. Our technical team will analyze your needs and confirm compatibility, offering free guidance on selection.
Q: What is the warranty policy?
A: We offer a 12-month warranty from the date of delivery. Qualified defective products are eligible for free replacement with your next order or direct refund.
Q: What is the minimum order quantity?
A: Standard bearings have a 1 piece MOQ, allowing for small repairs or testing before bulk orders.
Q: How quickly can I receive my order?
A: Sample orders ship within 3-5 working days, while bulk orders take 5-15 working days. We work with global logistics partners to ensure timely delivery.
Q: How can I verify the bearing's quality upon receipt?
A: Each bearing undergoes unified standard inspection before shipment. You can check dimensional accuracy, hardness (60-64 HRC), and clearance (C3) using standard industry tools, or contact our team for technical support.
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