Deep Groove Ball Bearing 6702-2RS 15x21x4mm for Industrial Machinery with Grease Lubrication

Product Specifications

Application Industries

Minimize Downtime with Reliable 6702-2RS Deep Groove Ball Bearing

Industrial machinery operators know the frustration of unexpected downtime caused by bearing failures. A single faulty component can halt production lines, delay deadlines, and create cascading maintenance costs. Sourcing replacement bearings often means navigating multiple suppliers, inconsistent quality, and long lead times—especially for specialized sizes like the 15x21x4mm Deep Groove Ball Bearing.

Genuine NTN 6702-2RS Bearings in Stock for Immediate Shipment

As an official NTN distributor, we eliminate these headaches by offering the 6702-2RS Deep Groove Ball Bearing with consistent quality and ready availability. This grease-lubricated bearing, designed for industrial machinery, features a 15mm bore, 21mm outer diameter, and 4mm width—ideal for applications requiring compact radial load support. Our ISO 9001 quality control system ensures every unit meets original equipment standards, while our centralized warehouse maintains hot-selling stock for quick fulfillment.

Optimal Performance in Demanding Industrial Environments

The 6702-2RS Deep Groove Ball Bearing excels in moderate-speed, radial-load applications common in general machinery. Its non-aligning, single-row design delivers reliable performance in conveyors, pumps, and electric motor spindles, where consistent rotation and minimal friction are critical. The 2RS seal configuration provides effective protection against dust and moisture, extending service life in harsh industrial settings. With a contact angle of 0°, it handles纯径向载荷 efficiently, making it a versatile choice for diverse equipment.

Key Technical Features That Ensure Longevity

Precision rating options (P0 to P2) allow customization for specific application requirements—from standard industrial use (P0) to high-precision machinery (P2). Vibration classes Z1V1 to Z3V3 ensure smooth operation, reducing noise and energy consumption in fan and blower systems. The bearing steel construction provides excellent durability, while the unseparated design simplifies installation and maintenance. For applications requiring thermal stability, the grease lubrication option balances friction reduction with operating temperature management, supporting consistent performance across typical industrial environments.

Why Authentic Bearings Matter for Total Cost of Ownership

Counterfeit bearings may offer lower upfront prices, but they often fail prematurely due to substandard materials and manufacturing. A single bearing failure can cost thousands in downtime, repair labor, and damaged equipment—far exceeding the savings from cheap alternatives. Our NTN 6702-2RS bearings come with full traceability and compliance with international standards, ensuring predictable performance and reducing long-term operational risks. By investing in genuine components, you protect your machinery investment and maintain production efficiency.

Our Commitment to Reliable Bearing Supply

Packaging & Shipping

• Original manufacturer packaging with product certification and batch traceability
• Standard lead time: 3-7 business days for in-stock items
• Flexible logistics options: DHL, FedEx, UPS, air freight, and sea freight
• Real-time shipment tracking provided upon dispatch
• Minimum order quantity: 1 unit, supporting emergency maintenance needs

Secure Your Bearing Supply Today

Don’t let equipment downtime impact your production schedule. The 6702-2RS Deep Groove Ball Bearing is in stock and ready to ship—order now to minimize lead times and keep your machinery running. Whether you need a single replacement or bulk quantities for planned maintenance, our streamlined process ensures quick delivery and reliable support.

Frequently Asked Questions