China N216em NJ216em NF216em NU216em NUP216em Cylindrical Roller Bearing

Product Specifications

Application Suitability

Need Reliable Cylindrical Roller Bearings? Here’s What Solves Your Sourcing Headaches

Searching for the right cylindrical roller bearing often means sifting through endless models, wondering if the dimensions will fit your machinery or if the quality will hold up under load. Many buyers face delays waiting for stock or struggle to find a single supplier that handles both well-known brands and custom specifications—wasting time and risking production downtime.

Engineered for Consistent Performance Across Applications

Our China N216em series cylindrical roller bearings address these challenges with interchangeable dimensions that align with major international standards, ensuring compatibility with existing setups. Backed by ISO 9001-certified production processes, each bearing undergoes rigorous testing—from raw material inspection to成品尺寸 and surface hardness checks—to meet the demands of工程机械, automotive, and industrial machinery applications. With rich stocks available, we eliminate long lead times, so you get the bearings you need when you need them.

Optimal Performance in Demanding Conditions

These cylindrical roller bearings excel in high-load environments where radial force handling is critical. The Z1V1 to Z3V3 vibration classes allow selection based on precision requirements, making them suitable for both general industrial use and applications requiring low noise and smooth operation, such as electric motors and precision conveyors. Whether lubricated with grease or oil, their high grease technology ensures stable performance across varying operating temperatures, reducing maintenance needs in hard-to-reach machinery components.

Key Engineering Details That Impact Reliability

The 20*42*12mm specification (bore diameter x outer diameter x width) provides a balance of compact design and load capacity, fitting seamlessly into tight spaces without sacrificing durability. The availability of models like 6004NR (with snap ring) and 6004-2RSH (rubber seals) offers flexibility for different sealing needs—protecting against contaminants in dusty or moist environments. Surface hardness testing ensures resistance to wear, while strict vibration control minimizes noise and extends bearing life, directly reducing the risk of unexpected equipment failure.

Why Choosing the Right Bearing Lowers Total Costs

Investing in quality cylindrical roller bearings reduces long-term expenses by minimizing downtime and replacement frequency. Inferior bearings often fail early due to material inconsistencies or imprecise manufacturing, leading to costly repairs and production halts. Our bearings, however, are built to withstand heavy loads and continuous operation, aligning with ISO 281 fatigue life standards. Combined with our 100% on-time delivery rate and quick response time (less than 0.5 hours), we help you maintain efficient operations and avoid the hidden costs of delayed or substandard components.

Quality You Can Trust, Backed by Transparent Processes

Packaging & Shipping

• Transport Package: Carton and pallet packaging for secure handling during transit
• Stock Availability: Rich stocks ensure immediate dispatch for urgent orders
• Logistics Options: Flexible delivery via Express, Road, Train, Air, or Sea to meet your timeline
• Order Flexibility: Low minimum order quantities supported, ideal for both trial runs and bulk purchases

Get Your Cylindrical Roller Bearing Quote Today

Whether you need the N216em series or other cylindrical roller bearings, we handle all models and brands—from standard sizes to custom specifications. Provide your required model, dimensions, and quantity, and our team will respond with a competitive quote and lead time within 0.5 hours. Don’t let sourcing delays affect your production—confirm your order now to secure prompt delivery.

Frequently Asked Questions