Needle Roller Bearings HK2212 HK2216 HK2516 HK2520 HK2525

Product Specifications

Application Suitability

Needle Roller Bearings HK Series: Solving Your Sizing and Supply Challenges

Finding the right needle roller bearings for your equipment often means sifting through countless models across different brands, only to face delays due to stock shortages. Mismatched dimensions or low-quality components can lead to premature wear, causing costly downtime during critical operations. As a buyer, you need a supplier who can quickly provide the exact specifications you need without compromising on reliability.

Engineered for Durability in Demanding Environments

Our HK series needle roller bearings (HK2212, HK2216, HK2516, HK2520, HK2525) are designed to address these challenges with precision-engineered dimensions and a robust supply chain. With rich stocks available, we eliminate long lead times, ensuring you get the bearings you need when you need them. These bearings follow international dimensional standards, making them suitable for a range of industrial applications where space is limited but load capacity is critical, such as automotive transmissions and hydraulic systems.

Optimal Performance in Tight Spaces

Needle roller bearings excel in applications with restricted radial space, offering high load-carrying capacity relative to their size. The HK series, with its 70*50*14mm specification, is ideal for rotating components where both radial compactness and durability are required. Whether operating in high-vibration environments (supported by Z1V1 to Z3V3 vibration classes) or under varying lubrication conditions (compatible with grease or oil), these bearings maintain stable performance, reducing the risk of unexpected failure.

Key Engineering Features for Reliable Operation

The performance of needle roller bearings depends on critical design elements. The precision-machined rollers ensure uniform load distribution, minimizing stress concentrations and extending service life. The vibration classes (Z1V1 to Z3V3) indicate严格的 manufacturing tolerances, with higher classes reducing noise and vibration—essential for precision machinery. Lubrication flexibility (grease or oil) allows adaptation to specific operating conditions, from high-speed rotations to heavy-load applications, ensuring optimal friction reduction and heat dissipation.

Total Cost of Ownership: Why Quality Matters

Choosing the right needle roller bearing goes beyond upfront cost. Inferior bearings with poor dimensional accuracy or substandard materials may save money initially but often lead to frequent replacements, unplanned downtime, and increased maintenance labor. Our HK series bearings, manufactured under strict quality control processes, reduce these hidden costs by delivering consistent performance and longer service intervals. By aligning with ISO 9001 standards, we ensure each bearing meets rigorous quality criteria, from原材料 inspection to final dimensional testing.

Quality You Can Rely On

Packaging & Shipping

• Standard packaging includes cartons and pallets, ensuring safe transport and storage
• Rich stock availability allows for immediate dispatch of most models
• Flexible shipping options: express (for urgent needs), road, train, air, or sea freight
• Low minimum order quantity supported, ideal for both small-scale repairs and large production runs

Get Your HK Series Bearing Quote Today

Whether you need a specific model from the HK series or require assistance identifying the right needle roller bearing for your application, we’re here to help. Provide us with your required model, dimensions, quantity, and destination, and our team will respond with pricing and lead time within 0.5 hours. With our extensive inventory and global shipping capabilities, we ensure you receive the bearings you need without delay.

Frequently Asked Questions