Needle Roller Bearing NA4906 NA4907 NA4908 30x47x17mm for Industrial Machinery with P0-P4 Precision

Product Specifications

Application Industries

Prevent Costly Downtime with NA4906 Needle Roller Bearings for Industrial Machinery

Industrial operations face constant challenges from unexpected equipment failures—especially when critical components like bearings fail prematurely. Many manufacturers struggle with bearings that can’t handle radial loads in tight spaces, leading to production halts and missed deadlines. Sourcing reliable needle roller bearings with precise dimensions (30x47x17mm) and P0-P4 precision often means navigating minimum order quantities that don’t fit maintenance needs or urgent repair scenarios.

NA4906 Needle Roller Bearings: Engineered for Reliable Performance

Our NA4906 Needle Roller Bearing is designed to solve these pain points with its compact 30x47x17mm size and closed-type construction, making it ideal for industrial machinery where space is limited but load capacity is critical. As a professional bearing manufacturer with decades of export experience, we offer flexible order policies—including 1 piece MOQ for standard bearings—to support both scheduled maintenance and emergency repairs. Whether integrated into gearboxes, printing machines, or agricultural equipment, this bearing delivers consistent performance thanks to high-grade bearing steel and strict quality control processes.

Optimized for High-Radial Load Applications

The NA4906 Needle Roller Bearing excels in applications requiring high radial load capacity within a small footprint. Its design without outer and inner rings allows direct contact with mating components, maximizing load distribution and minimizing weight. This makes it particularly suitable for industrial machinery such as machine tools and reducers, where precision and durability under continuous operation are non-negotiable. The bearing’s compatibility with both grease and oil lubrication ensures adaptability to various operating conditions, from moderate speeds to heavy-duty cycles.

Precision and Clearance: Key to Long Service Life

Precision rating and clearance are critical factors in bearing performance. Our NA4906 bearings are available in P0-P4 precision grades, with P4 offering the tightest tolerances for applications demanding minimal vibration and noise. Clearance options (C0, C3, C4) allow customization based on thermal expansion needs—C3 and C4 clearances are ideal for high-temperature environments where shaft growth might otherwise cause binding. These technical details directly impact bearing life: proper clearance prevents excessive heat buildup, while precision grading ensures smooth rotation and reduced wear on mating parts.

Why Genuine Bearings Reduce Total Cost of Ownership

Choosing genuine needle roller bearings over counterfeit alternatives eliminates hidden costs associated with premature failure. Counterfeit bearings often use substandard materials, leading to unexpected downtime, increased repair labor, and potential damage to surrounding components. Our NA4906 bearings meet ISO international standards and undergo strict incoming material inspection and full-process production supervision, ensuring stable performance and long service life. With a 12-month warranty, we stand behind every product, reducing the risk of unplanned expenses and keeping your machinery running efficiently.

Our Commitment to Quality and Reliability

Packaging & Shipping

• Secure carton and pallet packaging to prevent damage during transit
• 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 small-batch and emergency orders

Get Your NA4906 Bearing Today

Don’t let bearing issues disrupt your production schedule. Whether you need a single NA4906 bearing for a紧急维修 or bulk quantities for planned maintenance, we’re ready to fulfill your order. Send us your requirements—including quantity and application details—and our team will provide a quote within 24 hours. The sooner you secure reliable bearings, the sooner you can restore full operational efficiency.

Frequently Asked Questions