Saifan Bearing
Self-Aligning Roller Bearing 21310CAK W33 P0-P4 Precision for Industrial Machinery
Self-Aligning Roller Bearing 21310CAK W33 P0-P4 Precision for Industrial Machinery
Self-Aligning Roller Bearing 21310CAK W33 P0-P4 Precision for Industrial Machinery
Self-Aligning Roller Bearing 21310CAK W33 P0-P4 Precision for Industrial Machinery
Self-Aligning Roller Bearing 21310CAK W33 P0-P4 Precision for Industrial Machinery
Self-Aligning Roller Bearing 21310CAK W33 P0-P4 Precision for Industrial Machinery
Self-Aligning Roller Bearing 21310CAK W33 P0-P4 Precision for Industrial Machinery
Self-Aligning Roller Bearing 21310CAK W33 P0-P4 Precision for Industrial Machinery
Self-Aligning Roller Bearing 21310CAK W33 P0-P4 Precision for Industrial Machinery
Self-Aligning Roller Bearing 21310CAK W33 P0-P4 Precision for Industrial Machinery
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Self-Aligning Roller Bearing 21310CAK W33 P0-P4 Precision for Industrial Machinery

SKU: 26d7a1a42d81

Ensure smooth, reliable rotation for your industrial machinery with our Self-Aligning Roller Bearing 21310CAK W33 P0-P4. This precision-engineered component adapts to shaft misalignment, reducing wear on connected parts and minimizing downtime—ideal for heavy-duty applications where stability matters most.

  • Available in P0 to P4 precision grades with C0/C3/C4 clearance options, tailored to your machinery’s exact performance needs
  • Double-row roller design handles high radial loads (50*110*27mm dimensions) while maintaining consistent operation under variable conditions
  • Manufactured from premium bearing steel to ISO standards, ensuring long service life even in demanding industrial environments
  • Supports OEM/ODM customization, letting you align specifications perfectly with your equipment requirements—no more compromising on fit or function
Factory Price
¥1.05
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.

Calificación de Precisión

P0 P6 P5 P4 P2

Liquidación

C0 C3 C4

Servicio

OEM ODM

Cuerpo Rodante

Rodamientos de rodillos

El Número de Filas

Doble

Material

Acero para rodamientos

Esférico

Alineación de rodamientos

Dirección de Carga

Rodamiento Radial

Separado

No separado

Especificación

Origen

China

Código HS

8482300000

21310CAK
50*110*27 mm

Industrias de Aplicación

Industria

Equipo Típico

Maquinaria Industrial

Herramientas de Máquina, Equipos de Impresión, Reductores

Fabricación de Piezas de Automóviles

Sistemas de Transmisión, Componentes de Tren de Potencia

Maquinaria Agrícola

Cosechadoras, Tractores, Equipos Agrícolas

Maquinaria de Construcción

Nueva Energía

Excavators, Loaders, Heavy-Duty Machinery
Wind Turbines, Solar Equipment Drivetrains

Minimize Downtime with Reliable 21310CAK W33 Self-Aligning Roller Bearings

Industrial machinery operators know the cost of unexpected bearing failure—hours of production lost, expensive repairs, and missed deadlines. When your equipment relies on precise rotation under heavy loads, settling for low-quality bearings often leads to premature wear, misalignment issues, and frequent replacements. Sourcing from unreliable suppliers can compound these problems, with inconsistent lead times and uncertain product authenticity.

Self-Aligning Roller Bearing 21310CAK W33: Engineered for Industrial Stability

Our 21310CAK W33 Self-Aligning Roller Bearing addresses these challenges with precision engineering and flexible service options. As an integrated manufacturer with ISO9001 and ISO14001 certifications, we ensure each bearing meets P0-P4 precision standards, critical for applications like machine tool spindles and reducer gearboxes. With a minimum order quantity of 1 piece for standard items and sample lead times of 3–5 days, we support both emergency repairs and bulk production needs.

Rendimiento Óptimo en Condiciones Industriales Exigentes

This double-row self-aligning roller bearing excels in environments where shaft misalignment is common, such as conveyor systems and agricultural machinery. Its radial load capacity makes it ideal for heavy-duty equipment like excavators and printing presses, while the self-aligning design compensates for installation errors and shaft deflection. Whether operating in high-vibration settings or under varying load conditions, the 21310CAK bearing maintains stable rotation, reducing maintenance interruptions.

Características técnicas que maximizan el tiempo de actividad del equipo

The 21310CAK W33 bearing’s performance is defined by key technical attributes that directly impact industrial machinery reliability. Its precision rating (P0-P4) ensures minimal runout and vibration, critical for high-speed applications like CNC machine spindles. Clearance options (C0, C3, C4) allow customization for thermal expansion needs—C3 clearance, for example, suits high-temperature environments in steel mills. Constructed from premium bearing steel, it delivers wear resistance essential for long service life in dusty or abrasive conditions, while the unseparated design simplifies installation and reduces assembly errors.

Why Authentic Bearings Lower Total Cost of Ownership

Choosing genuine self-aligning roller bearings over counterfeit alternatives eliminates hidden costs associated with frequent replacements and unexpected downtime. A single bearing failure in a production line can cost thousands in lost output, not to mention repair labor and replacement parts. Our bearings come with a 12-month global warranty, ensuring defect replacement or refund if issues arise. By adhering to strict quality control processes—including full R&D and QC lab testing—we guarantee consistent performance that reduces long-term maintenance expenses.

Su Socio de Confianza para el Suministro de Rodamientos

With over 18 years of experience serving global buyers across Europe, America, and Southeast Asia, Jinan Saifan Bearing has built a reputation for reliability. Our production capacity of 1,000,000 units annually ensures stable supply, even for large-scale orders. We offer full OEM/ODM customization to meet unique equipment requirements, backed by free technical guidance from our engineering team. All bearings undergo rigorous inspection before shipment, and we provide flexible payment options including T/T, credit card, and Alibaba trade assurance for secure transactions.

Embalaje y Envío

    Embalaje en cartón y palets para un transporte seguro

    Tiempo de entrega de muestra: 3–5 días; entrega a granel: 5–15 días

    Envío global a través de DHL, FedEx, UPS, aire o flete marítimo

  • Real-time tracking number provided for all orders
  • 1pc MOQ para artículos estándar, apoyando reparaciones de emergencia

Get Your 21310CAK Bearing Shipped Today

Don’t let bearing issues disrupt your production schedule. Whether you need a single replacement or bulk order, our 21310CAK W33 Self-Aligning Roller Bearings are ready to ship. Send us your specifications, and our team will confirm compatibility and provide a quote within 24 hours. The sooner you order, the faster you can restore your machinery to full operation.

Preguntas Frecuentes

P: ¿Son estos rodamientos auténticos?

A: Yes, we manufacture our own bearings to P0-P4 precision standards and supply authentic NSK/INA bearings through verified channels. Each product comes with traceable quality documentation.

Q: How do I confirm if the 21310CAK fits my equipment?

A: Provide your equipment model or technical specifications (load, speed, operating conditions), and our engineering team will verify compatibility and offer free选型 support.

Q: ¿Cuál es su política de garantía?

A: We offer a 12-month global warranty. Manufacturing defects are covered by replacement or refund, with free technical guidance for installation and troubleshooting.

P: ¿Cuál es la cantidad mínima de pedido?

A: Los artículos estándar tienen un MOQ de 1 pieza, ideal para reparaciones de emergencia. Los pedidos personalizados OEM/ODM pueden tener requisitos diferentes según las especificaciones.

P: ¿Cuánto tiempo tarda el envío?

A: Samples ship in 3–5 days; bulk orders take 5–15 days. We offer multiple logistics options to meet your timeline, with tracking provided for all shipments.

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

A: Check the precision rating marked on the bearing and review the included quality certificate. Our QC lab data is available upon request for additional verification.

¿Listo para hacer un pedido o necesita una cotización?

Envíe su designación de rodamiento, detalles de la aplicación y cantidad — responderemos dentro de 24 horas.

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.