Saifan Bearing
FAG Bearings
Double Row Angular Contact Ball Bearings 3311 P63 for Truck Axles Heavy-Duty Transmissions
Double Row Angular Contact Ball Bearings 3311 P63 for Truck Axles Heavy-Duty Transmissions
Double Row Angular Contact Ball Bearings 3311 P63 for Truck Axles Heavy-Duty Transmissions
Double Row Angular Contact Ball Bearings 3311 P63 for Truck Axles Heavy-Duty Transmissions
Double Row Angular Contact Ball Bearings 3311 P63 for Truck Axles Heavy-Duty Transmissions
Double Row Angular Contact Ball Bearings 3311 P63 for Truck Axles Heavy-Duty Transmissions
Double Row Angular Contact Ball Bearings 3311 P63 for Truck Axles Heavy-Duty Transmissions
Double Row Angular Contact Ball Bearings 3311 P63 for Truck Axles Heavy-Duty Transmissions
Double Row Angular Contact Ball Bearings 3311 P63 for Truck Axles Heavy-Duty Transmissions
Double Row Angular Contact Ball Bearings 3311 P63 for Truck Axles Heavy-Duty Transmissions
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Double Row Angular Contact Ball Bearings 3311 P63 for Truck Axles Heavy-Duty Transmissions

SKU: aa47ad0fc92c

Ensure smooth, reliable performance for your truck axles and heavy-duty transmissions with our Double Row Angular Contact Ball Bearings 3311 P63. Engineered to handle high radial and axial loads, these bearings minimize downtime and extend equipment lifespan, even in the most demanding commercial vehicle operations.

  • Precision-grade P63 construction meets DIN 628-3 and ISO 15:2017 standards, ensuring consistent rotation and reduced vibration under heavy loads
  • Double row design with brass (MP) cage option provides enhanced durability and heat resistance, critical for continuous transmission use
  • Available in open, 2Z, or 2HRS seal configurations to suit your specific environmental and maintenance requirements

Backed by Saifan’s decades of bearing manufacturing expertise, this 3311 series solution delivers the stability and longevity professional fleet managers and industrial buyers trust to keep operations running efficiently.

Factory Price
¥1.50
MOQ: 1pc · Bulk discount available
ISO 9001
Certified
12-Month
Warranty
3-5 Days
Sample Delivery
Technical Documentation

Product Details

Especificaciones del Producto

Parámetro

Detalles

Modelo NO.

Separado

Separado

Número de Filas

Doble

Material

Acero para rodamientos

Serie

Jaula

Tipo de Sello

Paquete de Transporte

Palet de Cartón

Código HS

Double Row Angular Contact Ball Bearing
Standard DIN 628-3, ISO 15:2017
32 Series, 33 Series (32bd, 33bd, 32da, 33da)
Polyamide (Tvh), Sheet Steel, Brass (MP) Cage
Open, 2z, 2hrs
Precision P0 /P6 /P5
8482800000

Industrias de Aplicación

Industria

Equipo Típico

Automotriz

Maquinaria Industrial

Truck Axles, Heavy-Duty Transmissions
Gearboxes, Reducers

Stop Truck Downtime with 3311 P63 Double Row Angular Contact Ball Bearings for Heavy-Duty Transmissions

Truck fleets and transmission manufacturers know the cost of bearing failure—unplanned downtime, expensive repairs, and missed delivery deadlines. When standard bearings fail under heavy loads or high speeds, the ripple effect disrupts operations and erodes profitability. Sourcing reliable bearings that meet strict precision requirements while offering flexible order options remains a persistent challenge in the industry.

Engineered for Truck Axles: 3311 P63 Double Row Angular Contact Bearings You Can Rely On

Our Double Row Angular Contact Ball Bearings 3311 P63 are designed to address these pain points, delivering consistent performance in truck axles and heavy-duty transmissions. With over 18 years of manufacturing experience, we produce bearings that meet P6 precision standards and Z2-Z4 noise grades, ensuring compatibility with the rigorous demands of commercial vehicle applications. Our one-stop service covers everything from custom specifications to global delivery, with 1 piece MOQ for standard bearings and sample orders available to verify fit and function before bulk purchases.

Optimal Performance in Heavy-Duty Truck Transmissions

Double Row Angular Contact Ball Bearings excel in applications where both radial and axial loads are present—making them ideal for truck axles and heavy-duty transmissions. The 3311 P63 model, part of our 33 Series, is engineered to handle the dynamic stresses of long-haul trucking, including high torque, variable speeds, and continuous operation. Whether in overland运输 or construction vehicle transmissions, these bearings provide the stability needed to minimize vibration and extend equipment life.

Detalles técnicos que garantizan una rotación fiable

The performance of the 3311 P63 bearing is defined by critical technical features. Its double row design increases radial load capacity compared to single row bearings, while the separated structure allows for easier installation and maintenance. The precision grade (P6) ensures tight dimensional tolerances, reducing noise and improving rotational accuracy—essential for smooth transmission operation. Cage options include polyamide, sheet steel, and brass, each tailored to specific speed and temperature requirements: polyamide cages offer low friction at moderate speeds, while brass cages excel in high-temperature environments. Seal types (Open, 2Z, 2HRS) provide flexibility, with 2Z shields offering basic contamination protection and 2HRS seals ensuring enhanced lubrication retention in dusty or wet conditions.

The Hidden Cost of Substandard Truck Axle Bearings

Choosing low-quality bearings for truck axles may reduce upfront costs, but the long-term consequences are severe. Bearings made with inferior steel or imprecise manufacturing often fail prematurely, leading to transmission damage, axle misalignment, and costly roadside repairs. In contrast, our bearings are produced using high-grade chrome steel and subjected to strict quality control—including dimensional detection, noise testing, and service life experiments—to meet ISO 9001:2015 standards. The result is a bearing that delivers consistent performance, reducing total cost of ownership by minimizing downtime and replacement frequency.

Why Global Truck Manufacturers Trust Saifan Bearings

Our commitment to quality and customer service has made us a trusted supplier for truck and transmission manufacturers worldwide. We hold ISO 9001:2015 and ISO 14001 certifications, ensuring adherence to international quality and environmental standards. Our technical team provides free guidance on bearing selection, installation, and maintenance, helping customers avoid common pitfalls that shorten bearing life. With efficient delivery times—3-5 working days for samples and 5-15 days for bulk orders—we ensure you get the bearings you need when you need them. We also offer a 12-month warranty, with free replacements or refunds for qualified defective products, giving you peace of mind with every purchase.

Embalaje y Envío

    Embalaje de palets de cartón para un transporte y almacenamiento seguros

    Los pedidos de muestra se envían dentro de 3-5 días hábiles, los pedidos al por mayor dentro de 5-15 días hábiles

  • Multiple logistics options available, including express, air, and sea freight
  • Seguimiento en tiempo real proporcionado para todos los envíos

    1 pieza MOQ para rodamientos estándar, con cantidades de pedido personalizadas negociables

Get Your 3311 P63 Bearings Today and Keep Your Trucks Rolling

Don’t let bearing failure disrupt your operations. Whether you need a single sample for testing or bulk quantities for production, we’re ready to fulfill your order. Send us your bearing designation, application details, and quantity, and our team will provide a quote within 24 hours. The sooner you secure reliable bearings, the sooner you can minimize downtime and maximize fleet efficiency.

Preguntas Frecuentes

P: ¿Son estos rodamientos genuinos y trazables?

A: Yes, all our bearings are produced in-house under strict quality control and meet ISO standards. We provide full traceability documentation for every order.

Q: How do I confirm if the 3311 P63 is compatible with my truck transmission?

A: Our technical team can assist with选型 based on your equipment specifications, load requirements, and operating conditions. Provide your transmission model or bearing dimensions for a free compatibility check.

P: ¿Cuál es el período de garantía para estos rodamientos?

A: We offer a 12-month warranty from the date of delivery, covering manufacturing defects. Defective products will be replaced free of charge or refunded, per customer preference.

Q: What is the minimum order quantity for the 3311 P63?

A: The minimum order quantity for standard bearings is 1 piece, making it easy to source replacement parts for emergency repairs or small-scale projects.

P: ¿Qué tan rápido puedo recibir mi pedido?

A: Sample orders are shipped within 3-5 working days, while bulk orders typically take 5-15 working days. We work with major logistics providers to ensure timely delivery to your location.

P: ¿Cómo puedo verificar la calidad de los rodamientos al recibirlos?

A: Each bearing undergoes rigorous pre-shipment inspection, including dimensional checks and performance testing. We provide inspection reports upon request, and our technical team is available to assist with on-site verification if needed.


¿Listo para ordenar o necesita un presupuesto?

  • Envíe su rodamiento

Quality Assurance
100% Inspection

High-grade chrome steel, raw material QC, full-process monitoring, ISO/ABMA/DIN compliance.

Delivery
3-15 Days

Samples in 3-5 days, bulk orders 5-15 days. Free samples for distributors (freight collect).

Customization
Full OEM/ODM

P0-P4 precision grades, Z2-Z3-Z4 noise levels. Custom drawings welcome.

After-Sales
12-Month Warranty

Professional technical guidance and failure solutions from our R&D team.

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Need a Custom Solution?

Our R&D team supports full OEM/ODM customization with technical drawings. Contact us for stable factory pricing and reliable supply.