Product Specifications
| Parameter |
Details |
| Model NO. |
RNA4915 |
| Load Direction |
Radial Bearing |
| Style |
Without Outer Ring, Without Inner Ring |
| Material |
Bearing Steel |
| Type |
Closed |
| Product Name |
Needle Roller Bearing |
| Lubrication |
Grease or Oil |
| Precision Rating |
P0 P6 P5 P4 P2 |
| Clearance |
C0 C3 C4 |
| Delivery Time |
3-7days |
| Service |
OEM ODM |
| Transport Package |
Carton Pallet |
| Specification |
85*105*30 mm |
| Trademark |
BDL |
| Origin |
China |
| HS Code |
8482102000 |
| Production Capacity |
1000000 |
Application Industries
| Industry |
Typical Equipment |
| Industrial Machinery |
Machine Tools, Printing Equipment, Reducers |
| Automotive |
Transmission Systems, Wheel Hubs |
| Agricultural Machinery |
Harvesters, Tractors |
| Construction |
Excavators, Heavy Load Machinery |
| New Energy |
Wind Turbines, Photovoltaic Equipment |
Stop Production Delays with Precision RNA4915 Needle Roller Bearings
Industrial machinery operators know the cost of unexpected downtime—hours lost to premature bearing failure, missed deadlines, and emergency repairs. Many struggle with sourcing reliable needle roller bearings that balance precision, durability, and fast delivery, especially when dealing with non-standard specifications or urgent replacement needs.
RNA4915 85x105x30mm: Engineered for Industrial Reliability
Our RNA4915 Needle Roller Bearing addresses these challenges with a design optimized for radial load applications in industrial machinery. As an integrated manufacturer with full R&D capabilities and ISO9001 certification, we ensure each bearing meets P0-P4 precision standards, critical for machine tools, reducers, and printing equipment where minimal runout and consistent performance are non-negotiable.
Performance in Demanding Industrial Environments
This radial needle roller bearing excels in high-load, moderate-speed applications common in manufacturing and agricultural machinery. Its closed design and bearing steel construction provide robustness against debris and wear, while the option for grease or oil lubrication allows adaptation to specific operating conditions—from the dusty environment of a tractor to the controlled precision of a CNC machine spindle.
Technical Specifications That Matter
Key parameters directly impact your equipment’s performance. The 85x105x30mm dimension ensures proper fit in compatible housings, while precision ratings from P0 (general industrial use) to P4 (high-precision machinery) let you match the bearing to your application’s accuracy requirements. Clearance options (C0/C3/C4) accommodate thermal expansion and installation needs, preventing premature failure from excessive internal stress. The bearing’s closed style enhances contamination resistance, extending service life in harsh conditions.
Why Authenticity Beats Cost Savings
Choosing uncertified bearings may seem economical upfront, but the hidden costs add up: early fatigue leading to unexpected shutdowns, increased energy consumption from poor precision, and potential damage to mating components. Our RNA4915 bearings undergo rigorous QC testing in our in-house lab, ensuring compliance with international standards. With a 12-month global warranty, we stand behind every unit, reducing your total cost of ownership by minimizing downtime and replacement frequency.
Your Reliable Bearing Partner Since 2005
Jinan Saifan Bearing has served global buyers across Europe, America, and Southeast Asia for over 15 years. Our commitment to quality is backed by ISO9001 and ISO14001 certifications, a dedicated R&D team, and a production capacity of 1,000,000 units annually. We offer flexible OEM/ODM customization to meet unique specifications, with free technical guidance to ensure proper选型. Every order includes traceable documentation, so you can verify authenticity and quality at every step.
Packaging & Shipping
- Secure carton and pallet packaging to prevent damage during transit
- 3-7 days delivery time for standard orders, with expedited options available
- Global shipping via DHL, FedEx, UPS, air, or sea freight
- Real-time tracking provided for all shipments
- 1pc MOQ available for emergency repairs and small-batch requirements
Get Your RNA4915 Bearing Today
Don’t let equipment downtime affect your productivity. Whether you need a single replacement or bulk order, our RNA4915 Needle Roller Bearing is ready to ship. Provide your application details, and our technical team will confirm compatibility—ensuring you get the right bearing the first time.
Frequently Asked Questions
Q: Are these bearings genuine and traceable?
A: Yes, all our bearings are manufactured in our ISO-certified facility and come with complete traceability documentation, including batch numbers and quality control records.
Q: How do I confirm if the RNA4915 fits my machine?
A: Send us your equipment model or technical drawings, and our engineering team will verify compatibility based on load, speed, and dimensional requirements.
Q: What is the warranty policy?
A: We offer a 12-month global warranty covering manufacturing defects. Defective products will be replaced or refunded at no cost.
Q: What is the minimum order quantity?
A: We accept 1pc MOQ for standard bearings, ideal for emergency repairs or small-scale projects.
Q: How quickly can you ship?
A: Standard orders ship within 3-7 days. For urgent needs, contact us for expedited production options.
Q: Can you customize the bearing for specific applications?
A: Yes, we offer full OEM/ODM customization, including precision grades, clearances, and special lubrication options to meet unique industrial requirements.
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