Product Specifications
| Parameter |
Details |
| Model NO. |
NA4917 |
| Product Name |
Needle Roller Bearing |
| Load Direction |
Radial Bearing |
| Style |
Without Outer Ring, Without Inner Ring |
| Material |
Bearing Steel |
| Type |
Closed |
| Lubrication |
Grease or Oil |
| Precision Rating |
P0, P6, P5, P4, P2 |
| Clearance |
C0, C3, C4 |
| Specification |
85×120×35 mm |
| HS Code |
8482102000 |
Application Industries
| Industry |
Typical Equipment |
| Industrial Machinery |
Machine Tools, Gearboxes, Reducers, Printing Equipment |
| Automotive |
Transmission Systems, Drive Components |
| Agricultural Machinery |
Tractors, Harvesters, Heavy-Duty Equipment |
| Manufacturing |
Conveyors, Compressors, Electric Motors |
Minimize Downtime with NA4917 Needle Roller Bearing for Industrial Machinery
Unexpected equipment failure due to substandard bearings can halt production lines, costing manufacturers thousands in lost output. When sourcing radial bearings for industrial machinery, buyers often face challenges with unreliable suppliers—long lead times, inconsistent quality, and limited customization options that fail to meet specific operational demands. As a bearing manufacturer with over 18 years of experience serving global industrial clients, we understand these frustrations firsthand.
Precision-Engineered NA4917 Radial Bearing for Critical Applications
The NA4917 Needle Roller Bearing addresses these pain points with its robust design and manufacturing excellence. Engineered to deliver high radial load capacity in a compact 85×120×35 mm form factor, this bearing is ideal for industrial machinery where space is limited but performance cannot be compromised. Our production capabilities, backed by ISO 9001:2015 certification, ensure consistent quality across every unit, while flexible order policies (including 1-piece MOQ for standard bearings) allow for both small-batch repairs and large-scale production needs.
Optimal Performance in Demanding Industrial Environments
This radial needle bearing excels in applications involving moderate to high radial loads and moderate speeds, common in gearboxes, reducers, and machine tool spindles. Its closed design and bearing steel construction provide durability against wear and contamination, while compatibility with both grease and oil lubrication allows adaptation to diverse operating conditions. Whether your equipment operates in dusty factory floors or controlled manufacturing environments, the NA4917 delivers reliable rotation to keep production running smoothly.
Technical Features That Ensure Long-Term Reliability
The NA4917’s performance is defined by critical technical attributes that directly impact machinery uptime. Its precision rating options (from P0 to P2) allow customization based on application requirements—P0 for general industrial use, P5 or P4 for high-precision equipment where minimal vibration is essential. Clearance grades (C0, C3, C4) accommodate thermal expansion and mounting needs, preventing premature failure due to misalignment. The bearing’s compact design maximizes load capacity relative to its size, making it a space-efficient solution for heavy-duty machinery without sacrificing durability.
Why Genuine Bearings Reduce Total Cost of Ownership
Choosing genuine high-precision needle roller bearings over counterfeit alternatives eliminates hidden costs associated with frequent replacements, unplanned downtime, and secondary equipment damage. Our bearings undergo rigorous testing—including dimensional inspection and performance validation—to meet ISO, ABMA, and DIN standards, ensuring they outlast lower-quality alternatives by 30% or more in typical industrial applications. With a 12-month warranty and responsive after-sales support, we stand behind every bearing, reducing the risk of unexpected expenses and keeping your machinery operational.
Our Commitment to Reliable Bearing Solutions
With a production capacity of over 1,000,000 bearings annually and a global customer base spanning Europe, North America, and Southeast Asia, we have the scale and expertise to meet your needs. Our in-house technical team provides free guidance on bearing selection and installation, ensuring optimal performance for your specific application. We support OEM/ODM customization, allowing adjustments to structure, size, and packaging based on customer drawings. Every order benefits from strict quality control—from raw material inspection to finished product testing—so you receive bearings that perform as expected, every time.
Packaging & Shipping
- Standard packaging: Carton with pallet reinforcement for secure transport
- Sample orders shipped within 3-5 working days; bulk orders within 5-15 working days
- Multiple logistics options available: DHL, FedEx, UPS, air freight, and sea freight
- Real-time tracking provided for all shipments
- Flexible MOQ: 1 piece for standard bearings, customized order quantities negotiable
Secure Your NA4917 Bearing Today
Don’t let equipment downtime impact your production schedule. The NA4917 Needle Roller Bearing is in stock and ready to ship, with fast delivery to minimize operational disruptions. Whether you need a single replacement or bulk order, our team is prepared to provide a competitive quote and technical support to ensure compatibility with your machinery.
Frequently Asked Questions
Q: Are these bearings genuine and traceable?
A: Yes, all our bearings are manufactured in-house under strict quality control and can be traced through our production records. We are certified ISO 9001:2015 and ISO 14001, ensuring compliance with international standards.
Q: How do I confirm if the NA4917 is compatible with my equipment?
A: Provide your equipment model, operating conditions (load, speed, temperature), and any specific requirements. Our technical team will verify compatibility and recommend the optimal precision and clearance grade for your application.
Q: What is your warranty policy for the NA4917 bearing?
A: We offer a 12-month warranty from the date of delivery. Defective products due to manufacturing issues will be replaced free of charge or refunded, with replacement shipped alongside your next order or via expedited delivery if needed.
Q: What is the minimum order quantity for the NA4917?
A: The minimum order quantity for standard NA4917 bearings is 1 piece, making it suitable for emergency repairs or small-batch requirements. For customized versions, quantities are negotiable based on specifications.
Q: How quickly can I receive my order?
A: Sample orders are shipped within 3-5 working days, and bulk orders within 5-15 working days depending on quantity. We work with major logistics providers to ensure timely delivery to your location.
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