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 |
| Specification |
As Your Request |
| Trademark |
zhaoyun |
| Origin |
Jiangsu China |
| HS Code |
8482800000 |
Application Industries
| Industry |
Typical Equipment |
| Manufacturing |
Air Compressors, Machine Tools, Electric Motors |
| Industrial Machinery |
Gearboxes, Pumps, Fans |
| Construction |
Heavy-Duty Compressors, Hydraulic Systems |
Minimize Downtime with High Precision Double Row Cylindrical Roller Bearing NUP311 EC M/C3 for Air Compressors
Air compressor downtime due to bearing failure can cost production lines thousands in lost output. Many buyers struggle with sourcing reliable high precision bearings that meet exact specifications, especially when dealing with multiple suppliers for different components. Inconsistent quality and delivery delays further complicate maintenance schedules.
High Precision NUP311 EC M/C3 Bearings: In Stock and Engineered for Air Compressor Performance
Our Double Row Cylindrical Roller Bearing NUP311 EC M/C3 is designed to address these challenges, offering the precision and durability required for air compressor applications. As an official authorized distributor of SKF & Timken, we maintain large centralized inventory, ensuring this critical component is available for quick delivery. Our unified ISO 9001 quality inspection system guarantees each bearing meets strict performance standards before shipment.
Optimal Performance in Air Compressor Operating Conditions
This Double Row Cylindrical Roller Bearing excels in high-speed, heavy-load environments typical of air compressors. The separated design allows for easy installation and maintenance, while the C3 clearance ensures proper operation under thermal expansion conditions. With a hardness of 60-64 HRC, it withstands continuous stress, reducing the risk of premature failure in demanding industrial settings.
Key Technical Features That Enhance Air Compressor Reliability
The NUP311 EC M/C3 bearing incorporates several technical details that directly impact performance. The brass or steel cage material provides stability at high rotational speeds, ensuring consistent roller guidance and reducing friction. Vibration levels (Z1V1 to Z3V3) are tightly controlled, minimizing noise and extending bearing life. The axial load capacity makes it suitable for the thrust forces encountered in compressor operation, while the bearing steel construction offers excellent wear resistance.
Why Authentic High Precision Bearings Matter for Total Cost of Ownership
Choosing genuine high precision bearings reduces long-term costs compared to counterfeit alternatives. Inferior bearings often fail early, leading to unplanned downtime, costly repairs, and potential damage to adjacent components. Our bearings, backed by ISO 9001 quality standards, deliver predictable performance and longer service intervals, lowering the total cost of ownership for air compressor maintenance.
Your Trusted Partner for Bearing Procurement
With over 1,200 clients across 55+ countries, we bring extensive experience in serving industrial buyers. Our dual-brand official authorization ensures access to authentic products, while our cross-brand technical team provides expert support for选型 and application questions. We offer one-stop mixed procurement, allowing you to source all required bearings from a single supplier, and our global logistics network ensures reliable delivery to your location. Every bearing undergoes strict quality inspection before shipment, with complete documentation provided for compliance and traceability.
Packaging & Shipping
- Carton pallet packaging with secure protection for transportation
- Stock availability for prompt delivery within 3-7 business days
- Flexible shipping options including DHL, FedEx, UPS, air, and sea freight
- Real-time logistics tracking provided for all shipments
- Minimum order quantity of 1 piece, supporting emergency maintenance needs
Secure Your Air Compressor Bearings Today
Don’t let bearing issues disrupt your air compressor operation. Send us your bearing requirements, including the NUP311 EC M/C3 model, application details, and quantity, to receive a competitive quote. Our team will respond within 24 hours, helping you get the right bearing quickly to minimize downtime.
Frequently Asked Questions
Q: Are these bearings original and authentic?
A: As an official authorized distributor, we guarantee all products are authentic and traceable to the original supply chain, with complete authorization documentation available upon request.
Q: How can I confirm if the NUP311 EC M/C3 is suitable for my air compressor?
A: Provide your air compressor model or specific operating parameters (load, speed, temperature), and our technical team will verify compatibility and offer expert选型 support at no cost.
Q: What is the warranty policy for this bearing?
A: We adhere to the original manufacturer’s warranty standards, covering manufacturing defects with unconditional replacement or refund.
Q: What is the minimum order quantity for the NUP311 EC M/C3 bearing?
A: We accept orders for 1 piece, supporting both emergency maintenance and small-scale procurement needs.
Q: How long does shipping take, and what delivery options are available?
A: In-stock bearings ship within 3-7 business days. We offer DHL, FedEx, UPS, air freight, and sea freight options to accommodate your timeline and budget.
Q: How can I verify the authenticity of the bearing upon receipt?
A: Each bearing comes with packaging featuring brand标识 and traceable codes. We also provide certification documents, and you can cross-verify details through official brand channels.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
