Double Row Cylindrical Roller Bearing RNU2212/2304/310 EC P for Industrial Machinery with Brass Cage

Product Specifications

Application Industries

Prevent Equipment Downtime with Reliable Double Row Cylindrical Roller Bearings

Industrial machinery operators know the frustration of unexpected downtime caused by bearing failures. When low-quality bearings fail prematurely, production lines stop, maintenance costs rise, and delivery schedules are missed. Sourcing bearings that balance precision, durability, and delivery speed remains a persistent challenge for manufacturers worldwide.

Double Row Cylindrical Roller Bearings for Demanding Industrial Applications

Our Double Row Cylindrical Roller Bearing RNU2212/2304/310 EC P with Brass Cage is engineered to address these challenges. As a professional bearing manufacturer with decades of experience, we offer a one-stop solution covering independent R&D, mass production, and global sales. This bearing combines high-grade chrome steel construction with precision manufacturing (P0-P4 grades) to deliver stable performance in industrial machinery, where reliability directly impacts operational efficiency.

Optimized Performance in Heavy-Duty Conditions

Designed for medium and large industrial machinery (120-190mm outer dimension), this double row cylindrical roller bearing excels in applications involving axial loads and high rotational speeds. Its separated structure allows for easy installation and maintenance, while the brass cage ensures efficient heat dissipation and uniform load distribution—critical factors in reducing vibration (Z1V1-Z3V3 grades) and extending service life in continuous-operation equipment like gearboxes and printing machines.

Key Technical Features That Matter

The bearing’s 60-64 HRC hardness ensures resistance to wear under heavy loads, while its clearance options (C0-C5) provide flexibility to match specific operating conditions. For instance, C3 clearance is ideal for applications with temperature variations, preventing overheating and premature failure. The combination of bearing steel material and brass cage enhances durability, making this bearing suitable for both standard and customized industrial machinery requirements. Our strict quality control—from incoming material inspection to full-process production supervision—guarantees consistent performance across every unit.

Why Genuine Bearings Reduce Total Cost of Ownership

Choosing genuine double row cylindrical roller bearings over counterfeit alternatives directly impacts your bottom line. Inferior bearings often fail within months, leading to unplanned downtime, replacement costs, and potential damage to connected components. Our bearings meet ISO, ABMA, and DIN international standards, backed by ISO 9001:2015 quality certification, ensuring you pay for reliability rather than frequent replacements. The 12-month warranty further minimizes risk, providing free replacement for qualified defective products.

Why Industrial Buyers Choose Saifan Bearings

Packaging & Shipping

• Secure carton pallet packaging to prevent damage during transit
• Sample orders delivered in 3-5 working days, bulk orders in 5-15 working days
• Multiple logistics options including express, air, and sea freight
• Real-time tracking information provided for all shipments
• 1 piece MOQ for standard bearings, supporting emergency repairs and small orders

Get Your Industrial Machinery Bearings Today

Don’t let bearing issues slow down your production. Whether you need standard RNU2212 EC P bearings or customized solutions, our team is ready to assist. Send your requirements, and we’ll provide a tailored quote to keep your machinery running smoothly.

Frequently Asked Questions