Double Row Angular Contact Ball Bearing 3309-D-Ma for Gearbox Machine Tool High Precision P4
Famous Brand Bearing

ISO

Certified

P0-P4

Precision

1 PC

Min. Order

Famous Brand Bearing SKF Bearings SKF Bearings

Double Row Angular Contact Ball Bearing 3309-D-Ma for Gearbox Machine Tool High Precision P4

Ensure your gearbox and machine tool operate with uncompromising accuracy using the Double Row Angular Contact Ball Bearing 3309-D-Ma, engineered to deliver P4 precision for seamless, reliable rotation even under heavy loads. This high-performance bearing minimizes vibration and extends equipment lifespan, addressing the critical need for stable, long-lasting components in industrial machinery.

  • Double row angular contact design enhances radial and axial load capacity, ideal for high-torque applications in gearboxes and machine tools
  • Precision-machined steel cage (available in copper or nylon options) ensures smooth ball circulation and reduced friction
  • Complies with ISO industrial standards, backed by Saifan Bearings' strict quality control and 12-month warranty for peace of mind

MOQ

1 Piece

Lead Time

5-15 Days

Warranty

12 Mo.

Precision

P0-P4

Noise Grade

Z2-Z4

Customization

OEM/ODM

  • High-grade chrome steel for long service life
  • Strict raw material inspection & full process monitoring
  • ISO 9001:2015 & ISO 14001 certified
  • ABMA & DIN standards compliant
  • Free samples for qualified distributors
  • T/T, Credit Card & Alibaba payment accepted

Product Details

Especificaciones del Producto

Parámetro

Detalles

Número de modelo

Separado

Separado

Número de Filas

Doble

Dirección de Carga

Rodamiento Radial

Material

Acero para rodamientos

Clasificación de Precisión

Tipo

Estructura

Jaula

Lubricación

Paquete de Transporte

Palé de Cartón

Especificación

Marca registrada

Origen

Capacidad de Producción

1000000

Double Row Angular Contact Ball Bearing
P0 P2 P4 P5 P6
Ball
Angular Contact
Steel Cage, Copper Cage, Nylon Cage
Oil Grease
As Your Request
SKF
Jiangsu China

Industrias de Aplicación

Industria

Equipo Típico

Fabricación

Gearbox, Machine Tool

Minimize Downtime with 3309-D-Ma Double Row Angular Contact Ball Bearing for Gearbox Machine Tool

Machine tool operators and gearbox manufacturers often face unexpected production halts due to bearing failures, especially in high-precision applications. Inconsistent part quality, delayed deliveries from suppliers, and difficulty finding bearings that meet P4 precision standards can disrupt operations and increase costs.

High Precision P4 Angular Contact Ball Bearing for Reliable Gearbox Performance

Our Double Row Angular Contact Ball Bearing 3309-D-Ma is engineered to address these challenges. With precision grade P4, it ensures stable rotation and reduced vibration in gearbox and machine tool applications. As a professional bearing manufacturer with decades of experience, we offer flexible order policies, including 1 piece MOQ for standard bearings, ensuring you get the exact quantity you need without excess inventory.

Optimal Performance in Gearbox and Machine Tool Applications

This Double Row Angular Contact Ball Bearing is specifically designed for gearbox and machine tool environments, where it operates under radial and axial loads. The angular contact structure allows it to handle combined loads efficiently, making it suitable for high-speed rotation and precision machining processes. Its separated design facilitates easy installation and maintenance, critical for minimizing downtime in busy production facilities.

Technical Features Ensuring Long Service Life

The 3309-D-Ma Bearing features a precision rating of P4, which guarantees tight tolerances for dimensional accuracy and rotational stability—essential for maintaining the precision of machine tool operations. Constructed from high-grade bearing steel, it offers excellent durability and resistance to wear, even under continuous use. The cage options (Steel, Copper, Nylon) provide flexibility to match specific application requirements, with steel cages offering high strength for heavy loads and nylon cages reducing noise in high-speed scenarios. Lubricated with oil grease, the bearing ensures smooth operation and extends service life by minimizing friction and heat generation.

Why Genuine High Precision Bearings Matter for Your Equipment

Choosing genuine High Precision P4 Angular Contact Ball Bearings like the 3309-D-Ma avoids the hidden costs of counterfeit products. Counterfeit bearings often fail prematurely, leading to unplanned downtime, increased repair costs, and potential damage to expensive gearbox or machine tool components. Our bearings meet ISO international industrial standards, ensuring consistent quality and performance. With a focus on total cost of ownership, investing in reliable bearings reduces long-term operational expenses by minimizing maintenance and replacement frequency.

Nuestro Compromiso con la Calidad y el Servicio

With ISO 9001:2015 and ISO 14001 certifications, we adhere to strict quality control processes from raw material inspection to finished product testing. Our professional technical R&D team and experienced QC staff ensure each bearing meets high standards. We provide a 12-month warranty from the date of delivery, with free replacement or refund for qualified defective products. Offering one-stop service covering independent R&D, mass production, and global sales, we support OEM & ODM customization to adjust structure, size, and packaging according to customer drawings and demands. With efficient delivery (3-5 working days for samples, 5-15 working days for bulk orders), we ensure you receive your bearings when you need them.

Packaging & Shipping

    Paquete de Transporte: Paleta de Cartón

    Entrega eficiente: 3-5 días hábiles para pedidos de muestra, 5-15 días hábiles para pedidos al por mayor

    Múltiples opciones logísticas disponibles para satisfacer las necesidades de entrega global

    Seguimiento logístico en tiempo real proporcionado para todos los pedidos

  • Flexible order rule: 1 piece MOQ for standard bearings

Secure Your 3309-D-Ma Bearing Today

Don’t let bearing issues slow down your production. Whether you need a single sample for testing or bulk orders for your manufacturing line, we can fulfill your requirements. Contact us with your bearing specifications, application details, and quantity to get started—our team will assist you promptly to ensure you receive the right bearing for your gearbox or machine tool.

Preguntas Frecuentes

Q: ¿Es este rodamiento un producto genuino?

A: We supply genuine bearings, and all products meet ISO international industrial standards. Our quality management system is certified with ISO 9001:2015, ensuring product authenticity and reliability.

Q: How can I confirm if the 3309-D-Ma bearing fits my machine tool?

A: Our professional technical team offers free guidance on bearing selection. Provide your equipment model, operating conditions, and load requirements, and we will help confirm the suitability of the 3309-D-Ma bearing for your application.

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

A: We offer an official 12-month warranty valid from the date customers receive the goods. Qualified defective products are eligible for free replacement (delivered with the next bulk order) or direct refund.

Q: What is the minimum order quantity for the 3309-D-Ma bearing?

A: The minimum order quantity for standard bearings is 1 piece, making it suitable for both emergency repairs and small-scale production needs.

Q: ¿Cuánto tiempo tarda en enviarse el rodamiento?

A: Sample orders are delivered within 3-5 working days, and bulk orders within 5-15 working days. We will synchronize logistics information to keep you updated on your order status.

Q: How can I ensure the bearing’s quality upon receipt?

A: All products undergo strict finished product inspection before shipment. You can verify the precision rating, material quality, and other specifications upon receipt, and our technical team is available to address any quality concerns.

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Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.

Tags: 3309-D-Ma Ball Bearing 3309-D-Ma Bearing for Machine Tool Angular Contact Ball Bearing Double Row Angular Contact Bearing for Gearbox Double-Row Angular Contact Ball Bearing Gearbox Machine Tool Bearing High Precision P4 Angular Contact Ball Bearing High Precision P4 Bearing
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