Roller Bearing

Self-Aligning Roller Bearing 21315CA W33 P0-P4 Precision for Industrial Machinery

SKU: 86d500a2ea8b In Stock

Ensure smooth, reliable rotation in your industrial machinery with the Self-Aligning Roller Bearing 21315CA W33, engineered to deliver P0-P4 precision for consistent performance under demanding conditions. This double-row radial bearing automatically compensates for shaft misalignment, reducing wear on your equipment and minimizing costly downtime.

  • 75*160*37 mm specification with C0/C3/C4 clearance options to match your exact application needs
  • Constructed from high-grade bearing steel for long service life, even in heavy-load industrial environments
  • Supports OEM/ODM customization, ensuring a perfect fit for specialized machinery requirements
Wholesale Price (FOB)
¥1.00
MOQ: 1 Piece • Bulk discounts available on inquiry
12-Month Warranty
Free Samples
Global Shipping
Product Specifications

Technical Details & Description

Especificaciones del Producto

Parámetro

Detalles

Modelo NO.

Clasificación 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

Dimensión Externa

Especificación

Marca registrada

/

/
    /NMB/
  • /
  • /

Origen

China

Código HS

8482300000

Capacidad de Producción

1000000

21315CA
50-2500
75*160*37 mm

Industrias de Aplicación

Industria

Equipo Típico

Maquinaria Industrial

Herramientas de Máquina, Prensas de Impresión, Reductores

Automotriz

Sistemas de Transmisión, Ejes

Agricultura

Cosechadoras, Tractores

Construcción

Excavadoras, Cargadoras

Fabricación

Conveyors, Compressors

Reduce Downtime with Self-Aligning Roller Bearing 21315CA W33 for Industrial Machinery

Industrial machinery operators know the frustration of unexpected downtime caused by bearing failures. Misalignment issues in equipment like conveyors and reducers often lead to premature wear, while sourcing precision bearings with reliable delivery can be a constant challenge. When production stops, every hour counts—especially when replacement parts are hard to find or don’t meet the required specifications.

Self-Aligning Roller Bearing 21315CA W33: Engineered for Reliable Performance

Our Self-Aligning Roller Bearing 21315CA W33 addresses these pain points with its double-row design and aligning capabilities, accommodating shaft misalignment up to 2 degrees. As an integrated manufacturer with ISO9001 and ISO14001 certifications, we ensure consistent quality across P0-P4 precision grades, making it ideal for industrial machinery like printing presses and reducers. With a 1pc MOQ for standard items and 3–5 days sample lead time, we support both emergency repairs and planned maintenance.

Rendimiento Óptimo en Entornos Industriales Exigentes

This Self-Aligning Roller Bearing 21315CA excels in heavy-load applications, supporting radial loads common in machine tools and agricultural equipment. Its bearing steel construction ensures durability under continuous operation, while the unseparated design simplifies installation and reduces maintenance time. Whether used in high-vibration environments or applications with moderate speed, this bearing maintains stability, minimizing the risk of unexpected failures that disrupt production.

Características técnicas que mejoran la fiabilidad de la maquinaria

The 21315CA W33 bearing’s precision rating (P0-P4) directly impacts operational accuracy—higher precision grades like P4 reduce vibration and noise, critical for precision machinery. Clearance options (C0, C3, C4) allow customization for thermal expansion needs; C3 and C4 clearances are ideal for high-temperature applications where shaft growth occurs. The double-row roller design distributes loads evenly, extending bearing life by up to 30% compared to single-row alternatives in similar conditions. With dimensions of 75*160*37 mm, it fits standard industrial equipment housings, ensuring compatibility with existing setups.

Why Genuine Self-Aligning Roller Bearings Matter for Total Cost of Ownership

Choosing genuine Self-Aligning Roller Bearings over counterfeit alternatives reduces long-term costs significantly. Inferior bearings often fail within months, leading to repeated replacement, unplanned downtime, and potential damage to connected components. Our bearings come with a 12-month global warranty, covering manufacturing defects and ensuring peace of mind. For example, a single bearing failure in a printing press can cost $5,000 in lost production—investing in quality bearings minimizes this risk while improving overall equipment efficiency.

Nuestro Compromiso con Soluciones de Rodamientos Confiables

With over 18 years of experience, Jinan Saifan Bearing serves global buyers across Europe, America, and Southeast Asia. Our in-house R&D and QC lab ensure each bearing meets strict performance standards, while OEM/ODM capabilities allow customization for unique industrial needs. We maintain large stockpiles for fast delivery—bulk orders ship within 5–15 days, and free samples (buyer covers freight) enable pre-installation testing. Our technical team provides free guidance on selection and maintenance, helping you optimize bearing performance for your specific application.

Packaging & Shipping

    Embalaje en cartón y paletas para un transporte seguro

    3–5 días de tiempo de entrega para muestras, 5–15 días para pedidos al por mayor

    Envío flexible a través de T/T, tarjeta de crédito o términos comerciales de Alibaba

    Seguimiento en tiempo real proporcionado para todos los envíos

  • 1pc minimum order quantity for standard items, supporting emergency repairs

Secure Your Industrial Machinery’s Performance Today

Don’t let bearing issues slow down your production. The Self-Aligning Roller Bearing 21315CA W33 is in stock and ready to ship—order now to minimize downtime. Whether you need a single replacement or bulk quantities, our team ensures you get the right bearing for your equipment, backed by reliable service and support.

Preguntas Frecuentes

P: ¿Son estos rodamientos auténticos y trazables?

A: Yes, we supply authentic bearings and provide full traceability through our certified supply chain. We also offer genuine NSK/INA bearings as part of our product range.

Q: How do I confirm if the 21315CA bearing fits my machinery?

A: Provide your equipment model or specific dimensions (bore, outer diameter, width), and our technical team will verify compatibility and recommend the correct precision and clearance grade.

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

A: Ofrecemos una garantía global de 12 meses que cubre defectos de fabricación. Los productos defectuosos serán reemplazados o reembolsados sin costo adicional.

Q: What is the minimum order quantity for the 21315CA bearing?

A: La cantidad mínima de pedido es de 1 pieza para artículos estándar, lo que lo hace adecuado para reparaciones de emergencia y requisitos de pequeñas cantidades.

Q: ¿Qué tan rápido puedo recibir mi pedido?

A: Samples ship within 3–5 days, and bulk orders within 5–15 days. We use reliable logistics partners to ensure timely delivery worldwide.

P: ¿Cómo puedo verificar la autenticidad del rodamiento al recibirlo?

A: Each bearing comes with product labels and packaging that include model numbers and specifications. We can also provide certification documents upon request to confirm authenticity.

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.

Engineering Insights

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