Product Specifications
| Parameter |
Details |
| Model NO. |
RNA4864 |
| 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 |
350*400*80 mm |
| Origin |
China |
| 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 |
| Engineering |
Excavators, Construction Machinery |
Prevent Equipment Downtime with Precision RNA4864 RNA4868 RNA4872 Needle Roller Bearings
Industrial machinery operators know the cost of unexpected bearing failure—hours of production loss, expensive repairs, and missed deadlines. When standard bearings can’t handle radial loads in tight spaces, or low-quality alternatives fail prematurely, your operation suffers. Sourcing reliable needle roller bearings with precise dimensions and consistent performance often means navigating minimum order quantities and long lead times, leaving you vulnerable when equipment needs replacement parts fast.
Engineered for Industrial Strength: RNA Series Needle Roller Bearings
Our RNA4864, RNA4868, and RNA4872 Needle Roller Bearings are designed to solve these challenges. As a professional bearing manufacturer with decades of export experience, we produce these bearings to P0-P4 precision grades, ensuring they meet the strict demands of industrial machinery. The closed-type design without inner or outer rings allows for compact installation in gearboxes, reducers, and printing equipment, where space is critical. With a 3-7 day delivery window and 1 piece MOQ for standard bearings, we eliminate the wait for critical replacements, keeping your production lines running.
Optimal Performance in Heavy-Duty Industrial Applications
These needle roller bearings excel in high-radial-load environments common in industrial machinery. The 350*400*80 mm specification (RNA4864) provides robust support for rotating components in machine tools and construction equipment, where durability under continuous operation is non-negotiable. Made from high-grade bearing steel, they withstand the rigors of agricultural machinery and excavators, delivering stable performance even in dusty or high-vibration conditions. Choosing the right needle roller bearing directly impacts equipment lifespan and maintenance frequency—compromising on quality leads to frequent replacements and unnecessary downtime.
Technical Features That Ensure Reliable Rotation
Precision is the foundation of our RNA series bearings. The P0-P4 precision rating range allows you to select the exact tolerance needed: P0 for general industrial use, P4 for high-precision applications like CNC machine spindles. Clearance options (C0, C3, C4) accommodate thermal expansion and installation requirements, preventing premature wear from improper fit. The closed design retains lubricant (grease or oil) effectively, reducing maintenance intervals and ensuring consistent operation at varying speeds. Every bearing undergoes dimensional detection and performance testing in our in-house laboratory, guaranteeing compliance with ISO international standards.
Why Genuine Bearings Reduce Total Cost of Ownership
Counterfeit needle roller bearings may offer lower upfront costs, but they often fail within months, leading to unplanned downtime and expensive repairs. A single bearing failure in a critical machine can cost thousands in lost production. Our bearings, certified under ISO 9001:2015 quality management system, deliver predictable performance and long service life, minimizing replacement frequency. We use premium raw materials and mature production technology to ensure each bearing meets strict quality control standards, from incoming material inspection to finished product testing. Investing in genuine RNA4864 Needle Roller Bearings reduces total ownership costs by avoiding hidden expenses associated with low-quality alternatives.
Your Trusted Partner for Industrial Bearings
With over 18 years of manufacturing experience, Jinan Saifan Bearing Co., Ltd serves customers in Europe, North America, Southeast Asia, and the Middle East. Our one-stop service covers independent R&D, mass production, and global sales, supported by a professional technical team ready to assist with选型, installation, and troubleshooting. We offer OEM/ODM customization to adjust dimensions and packaging to your exact drawings, ensuring perfect compatibility with your equipment. All products come with a 12-month warranty, with free replacements or refunds for qualified defective products. Our 1,000,000-unit monthly production capacity ensures stable supply, even for large-scale orders.
Packaging & Shipping
- Carton and pallet packaging for secure transportation
- 3-7 working days delivery for standard orders
- Multiple logistics options: DHL, FedEx, UPS, air freight, and sea freight
- Real-time tracking number provided for all shipments
- 1 piece MOQ available for standard bearings, supporting emergency repairs
Get Your RNA Series Needle Roller Bearings Today
Don’t let equipment downtime affect your bottom line. Whether you need RNA4864, RNA4868, or RNA4872 bearings for machine tools, agricultural equipment, or construction machinery, we have the precision and availability you need. Send us your bearing model, required quantity, and application details, and our team will provide a quote within 24 hours. With fast delivery and reliable performance, we’re here to keep your machinery rotating smoothly.
Frequently Asked Questions
Q: Are these genuine needle roller bearings?
A: Yes, we are a professional manufacturer with strict quality control processes. All products meet ISO standards and are traceable through our production system.
Q: How do I confirm if the RNA4864 bearing fits my equipment?
A: Provide your equipment model or dimensional requirements (bore diameter, outer diameter, width), and our technical team will verify compatibility for free.
Q: What is the warranty policy?
A: We offer a 12-month warranty from the date of delivery. Defective products due to manufacturing issues will be replaced or refunded.
Q: What is the minimum order quantity?
A: Standard bearings have a 1 piece MOQ, making them suitable for emergency repairs or small-scale purchases.
Q: How long does shipping take?
A: Standard orders ship within 3-7 working days. We offer flexible logistics options to meet your timeline requirements.
Q: Can you customize bearings according to my specifications?
A: Yes, we support OEM/ODM customization. Provide your drawings or requirements for structure, size, or housing, and we will produce accordingly
Tags:
Buy Needle Roller Bearing for Industrial Use
Industrial Machinery Bearing
needle roller bearing
P0-P4 Precision Bearing
RNA4864 Bearing
RNA4864 Precision Needle Bearing
RNA4868 Bearing
RNA4872 Bearing
