Ball Bearing

Deep Groove Ball Bearing 6311 25x52x15mm P0-P4 Precision Z2V2 Noise Grade for Industrial Machinery

SKU: 21a4ed0e51cc In Stock

Ensure smooth, precise rotation in your industrial machinery with the Deep Groove Ball Bearing 6311, designed to minimize downtime and maximize operational efficiency. Crafted to 25x52x15mm dimensions with P0-P4 precision and Z2V2 noise grade, this bearing delivers consistent performance under radial loads, making it ideal for high-demand applications like machine tools and conveyor systems.

  • Single-row, unseparated design ensures easy installation and maintenance, while bearing steel construction guarantees long service life even in heavy-duty environments
  • Available with Zz, 2RS, or open seals to suit your lubrication needs (grease or oil), providing tailored protection against contaminants
  • Backed by our ISO 9001:2015 certified quality control, this bearing meets strict international standards for reliability—no more worries about unexpected failures disrupting your workflow
Wholesale Price (FOB)
¥1.50
MOQ: 1 Piece • Bulk discounts available on inquiry
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12-Month Warranty
Free Samples
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Product Specifications

Technical Details & Description

Especificaciones del Producto

Parámetro

Detalles

Modelo NO.

Separado

No separado

Número de Filas

Sencillo

Dirección de Carga

Rodamiento Radial

Material

Acero para rodamientos

Nombre del Producto

Rodamiento de Bolas de Surco Profundo

Tamaño de perforación

1-160 mm

Tipo de Sellos

Zz 2RS Abierto

Lubricación

Grasa o Aceite

Clasificación de Precisión

P0 P6 P5 P4

Vibración

Servicio

OEM ODM

Paquete de Transporte

Palet de cartón

Especificación

Marca registrada

BDL

Origen

China

Código HS

8482102000

Capacidad de Producción

1000000

6311
Z1V1 Z2V2 Z3V3
25*52*15 mm

Industrias de Aplicación

Industria

Equipo Típico

Maquinaria Industrial

Herramientas de Máquina, Equipos de Impresión, Reductores

Automotriz

Buajes de rueda, Sistemas de transmisión

Agricultura

Cosechadoras, Tractores

Electrodomésticos

Motores Eléctricos, Bombas

Nueva Energía

Aerogeneradores, Equipos Fotovoltaicos

Minimize Downtime with Reliable Deep Groove Ball Bearing 6311 for Industrial Machinery

Industrial machinery operators know the frustration of unexpected downtime caused by bearing failures. When a critical component like a Deep Groove Ball Bearing 6311 fails prematurely, production stops, maintenance costs rise, and deadlines are missed. Many face challenges with inconsistent quality from low-cost suppliers or long lead times for precision bearings, making it hard to keep operations running smoothly.

Precision Engineered Deep Groove Ball Bearing 6311 for Stable Performance

Our Deep Groove Ball Bearing 6311 is designed to address these pain points with reliable performance and flexible supply. With dimensions 25x52x15mm, it meets P0-P4 precision standards and Z2V2 noise grade requirements, ensuring smooth operation in industrial machinery. We support OEM/ODM customization to match specific equipment needs, and offer 1pc MOQ for standard items, allowing you to order exactly what you need without excess inventory. Samples are available in 3-5 days, so you can verify performance before full-scale deployment.

Rendimiento óptimo en aplicaciones industriales clave

This 6311 Ball Bearing excels in radial load applications, making it ideal for machine tools, printing presses, and reducers where consistent rotation and low noise are critical. Its single-row design and unseparated structure provide stability under continuous operation, while the choice of Zz, 2RS, or Open seals allows adaptation to different environmental conditions—from clean factory settings to dustier agricultural environments. Whether powering conveyor systems or precision machining equipment, this bearing delivers the reliability industrial operations demand.

Technical Features That Ensure Longevity and Efficiency

The performance of the Deep Groove Ball Bearing 6311 is defined by its key technical attributes. Precision ratings from P0 to P4 control dimensional accuracy and rotational precision, with higher grades (P5, P4) reducing vibration and improving machine tool accuracy. Vibration grades Z1V1 to Z3V3, including Z2V2, minimize noise and resonance, critical for noise-sensitive environments like printing facilities. Constructed from high-quality bearing steel, it balances hardness and toughness to withstand radial loads and maintain integrity over extended use. Lubrication flexibility—either grease or oil—allows optimization for operating speed and temperature, ensuring consistent performance across varying conditions.

Evite Costos Ocultos con Rodamientos de Calidad

Choosing a low-quality 6311 25x52x15mm Ball Bearing may seem cost-effective initially, but the hidden costs add up. Premature failures lead to unplanned downtime, expensive repairs, and potential damage to adjacent components. Our bearings, backed by ISO9001 and ISO14001 certifications, undergo rigorous quality control to ensure consistent performance. With a 12-month global warranty, we stand behind our products, reducing the risk of unexpected expenses. Investing in reliable bearings lowers total cost of ownership by extending service intervals and minimizing production disruptions.

Why Saifan Bearings is Your Trusted Partner

Since 2005, Jinan Saifan Bearing has served global buyers across Europe, America, Southeast Asia, and the Middle East, building a reputation for stability and quality. Our full R&D and QC lab ensure each bearing meets strict standards, from raw material inspection to final product testing. We offer defect replacement and refund policies, providing peace of mind for your investment. With bulk delivery times of 5-15 days and flexible payment options including T/T, credit card, and Alibaba trade assurance, we make the procurement process efficient and secure. Our technical team provides free guidance to help you select the right bearing for your application, ensuring optimal performance from day one.

Packaging & Shipping

    Embalaje en cartón y paletas para un transporte seguro

    3-5 días de plazo de muestra para pruebas y validación

    Entrega a granel de 5 a 15 días para cumplir con los cronogramas de producción

  • Multiple shipping options available to global destinations

    • 1pc MOQ para artículos estándar, apoyando pedidos de pequeñas cantidades y pedidos de emergencia

Get Your Deep Groove Ball Bearing 6311 Today

Don’t let bearing issues slow down your operations. Whether you need a single replacement or bulk order, our Deep Groove Ball Bearing 6311 is ready to ship. Contact us with your requirements, and we’ll help you get the right bearing for your equipment—fast. The sooner you order, the sooner you can restore reliability to your machinery.

Preguntas Frecuentes

Q: Is this Deep Groove Ball Bearing 6311 authentic?

A: Yes, we manufacture our own bearings to strict quality standards and supply authentic NSK/INA bearings. Each product is traceable through our quality control process.

Q: How do I confirm if the 6311 25x52x15mm Ball Bearing fits my equipment?

A: Provide your equipment model or specific technical requirements, and our technical team will assist with free选型确认 to ensure compatibility.

P: ¿Cuál es la política de garantía para este rodamiento?

A: Ofrecemos una garantía global de 12 meses. Los defectos de fabricación están cubiertos por un reemplazo o reembolso gratuito.

P: ¿Cuál es la cantidad mínima de pedido?

A: The minimum order quantity for standard items is 1pc, supporting both emergency repairs and small-batch purchases.

P: ¿Cuánto tiempo tarda el envío?

A: Samples are delivered in 3-5 days, and bulk orders take 5-15 days. We offer flexible shipping options to meet your timeline.

Sample Policy

Free samples available for distributors. 3–5 days production lead time.

Bulk Delivery

5–15 days for bulk orders. T/T, L/C and Alibaba payments accepted.

Certifications

ISO 9001:2015, ISO 14001 certified. ABMA / DIN compliant.

After-Sales

12-month warranty plus dedicated technical failure analysis support.

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