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 |
| Industrial Manufacturing |
Water Pumps, Electric Motors, Gearboxes |
| Agricultural Machinery |
Irrigation Systems, Harvesting Equipment |
| Automotive |
Cooling System Pumps, Transmission Components |
| New Energy |
Solar Water Pumps, Wind Turbine Auxiliary Systems |
Eliminate Water Pump Downtime with NUP307-Ec P Double Row Cylindrical Roller Bearing
Water pump failures often stem from bearing issues—premature wear, misalignment, or insufficient load capacity can halt operations and disrupt production schedules. Sourcing reliable bearings with the right clearance and precision for water pump applications remains a challenge for many maintenance teams and equipment manufacturers.
Engineered for Water Pump Performance: NUP307-Ec P with C3 Clearance
Our Double Row Cylindrical Roller Bearing NUP307-Ec P with C3 Clearance is designed to address these challenges. As a professional bearing manufacturer with over 18 years of experience, we produce high-standard bearings from P0 to P4 precision grades, ensuring this model meets the demands of water pump systems. The separated design allows for easy installation and maintenance, while the C3 clearance provides optimal thermal expansion compensation in varying operating temperatures.
Optimal Performance in Water Pump Operating Conditions
This Double Row Cylindrical Roller Bearing excels in the moderate-speed, radial-load environments typical of water pumps. The axial load capacity supports thrust forces generated by impeller operation, while the non-aligning design ensures stability in standard pump configurations. Whether used in industrial water circulation systems or agricultural irrigation pumps, this bearing delivers consistent performance under continuous duty cycles.
Key Technical Features That Matter
The bearing’s 60-64 HRC hardness ensures wear resistance, critical for withstanding the abrasive particles often present in water pump applications. Available with brass or steel cages, the design optimizes roller guidance and load distribution—brass cages offer higher temperature resistance, while steel cages provide cost-effective durability for standard conditions. The Z1V1 to Z3V3 vibration grades allow customization based on noise sensitivity requirements, ensuring compatibility with both industrial and residential pump settings.
Why Genuine Bearings Reduce Total Cost of Ownership
Choosing genuine C3 Clearance Double Row Cylindrical Roller Bearings avoids the hidden costs of counterfeit products. Non-genuine bearings often fail prematurely due to substandard materials and imprecise manufacturing, leading to unplanned downtime, replacement labor, and potential damage to pump housings or shafts. Our bearings meet ISO international industrial standards, with strict incoming material inspection and full-process production supervision ensuring reliable performance over extended service life.
Our Commitment to Reliability
With ISO 9001:2015 and ISO 14001 certifications, we maintain rigorous quality control processes from raw material selection to finished product inspection. Our professional technical R&D team offers free guidance on bearing selection and installation, ensuring optimal fit for your water pump application. We support flexible order policies, including 1 piece MOQ for standard bearings and sample orders without MOQ, making it easy to test compatibility before full-scale deployment.
Packaging & Shipping
- Secure carton pallet packaging to prevent damage during transit
- Sample orders shipped within 3-5 working days
- Bulk orders delivered in 5-15 working days
- Multiple logistics options available including express and sea freight
- 1 piece MOQ for standard bearings, ideal for emergency repairs
Get the Right Bearing for Your Water Pump Today
Don’t let bearing issues disrupt your water pump operations. Send us your equipment specifications and required quantity, and our team will confirm compatibility and deliver a quote within 24 hours. With our efficient production and shipping, you can minimize downtime and get back to full operation quickly.
Frequently Asked Questions
Q: Is this bearing suitable for high-temperature water pump applications?
A: The bearing’s steel material and brass cage option support moderate temperature ranges typical of water pump operations. For extreme temperatures, contact our technical team to discuss material upgrades.
Q: How do I confirm if the C3 clearance is correct for my pump?
A: Our technical team can recommend the appropriate clearance based on your pump’s operating temperature range and shaft fit. Provide your equipment model or工况 details for a free consultation.
Q: What warranty coverage is provided?
A: We offer a 12-month warranty from the date of delivery, covering manufacturing defects with free replacement or refund options.
Q: Can I order a single sample for testing?
A: Yes, sample orders are available with no MOQ requirement, allowing you to verify performance before placing bulk orders.
Q: How are your bearings inspected before shipment?
A: All products undergo unified standard finished product inspection, including dimensional detection and performance testing, to ensure consistent quality.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
