Roller Bearing

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

SKU: 083de87bf72f In Stock

Ensure smooth, precise rotation in your industrial machinery with the Self-Aligning Roller Bearing 21315CAK W33, engineered to minimize downtime and enhance operational stability. This high-performance bearing handles radial loads with ease while accommodating misalignment, making it ideal for heavy-duty equipment like conveyors, crushers, and gearboxes.

  • P0-P4 precision grades available to meet strict machinery tolerance requirements, ensuring consistent performance even in high-speed applications
  • 75x160x37mm dimensions with C0/C3/C4 clearance options, optimized for seamless integration into existing industrial setups
  • Double-row roller design and bearing steel construction deliver exceptional durability, reducing the need for frequent replacements
  • Backed by Saifan’s ISO 9001-certified quality control and 12-month warranty, providing reliable support for your critical operations
Wholesale Price (FOB)
¥1.20
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

Especificación

Origen

China

Código HS

8482300000

21315CAK
75*160*37 mm

Industrias de Aplicación

Industria

Equipo Típico

Maquinaria Industrial

Herramientas de Máquina, Equipos de Impresión, Reductores

Piezas de Automóvil

Buajes de rueda, Sistemas de transmisión

Maquinaria Agrícola

Cosechadoras, Tractores

Maquinaria de Construcción

Excavadoras, Equipos de Carga Pesada

Nueva Energía

Aerogeneradores, Equipos Fotovoltaicos

Minimize Downtime with 21315CAK W33 Self-Aligning Roller Bearing for Industrial Machinery

Industrial operations face constant challenges from unexpected equipment failures—especially when bearings misalign or wear prematurely. Replacing failed components disrupts production schedules, increases maintenance costs, and erodes profitability. Many manufacturers struggle with sourcing bearings that balance precision, load capacity, and quick delivery, often compromising on either quality or lead time.

21315CAK W33 Bearing: Engineered for Reliable Industrial Performance

Our Self-Aligning Roller Bearing 21315CAK W33 addresses these pain points with P0-P4 precision ratings and double-row roller design, ensuring stability even in misaligned shafts common in heavy machinery. As an integrated manufacturer with full R&D and QC labs, we deliver bearings that meet ISO9001 standards, supported by flexible order options—including 1pc MOQ for standard items and 3–5 day sample lead times. This makes us ideal for both emergency repairs and long-term production needs in machine tools, reducers, and conveyor systems.

Rendimiento Óptimo en Condiciones Industriales Exigentes

Designed as a radial bearing with unseparated structure, the 21315CAK W33 excels in applications with heavy radial loads and moderate axial loads. Its self-aligning capability compensates for shaft deflection up to 2 degrees, reducing stress on adjacent components. Whether operating in high-vibration environments like agricultural harvesters or precision-critical settings such as CNC machines, this bearing maintains consistent performance, minimizing the risk of unplanned downtime.

Características técnicas clave que impulsan el rendimiento

The 21315CAK W33’s 75x160x37mm dimensions provide a robust foundation for industrial machinery, while its bearing steel construction ensures durability under continuous use. Precision ratings from P0 (standard) to P4 (high precision) allow customization for specific noise and accuracy requirements—critical for printing equipment and machine tools where vibration control is essential. Clearance options (C0, C3, C4) further tailor the bearing to application needs: C3 and C4 clearances accommodate thermal expansion in high-temperature operations, while C0 suits standard conditions, ensuring optimal load distribution and extending service life.

Por qué los rodamientos auténticos son importantes para el costo total de propiedad

Choosing genuine bearings over low-quality alternatives directly impacts your bottom line. Counterfeit bearings often fail prematurely, leading to repeated replacements, unplanned downtime, and potential damage to expensive machinery. Our 21315CAK W33 bearings undergo rigorous testing in ISO14001-certified facilities, ensuring material purity and manufacturing consistency. With a 12-month global warranty and defect replacement policy, we stand behind our products, reducing long-term costs associated with frequent failures and maintenance.

Su Socio de Confianza para Soluciones de Rodamientos

Since 2005, Jinan Saifan Bearing has served global buyers across Europe, America, and Southeast Asia, building a reputation for reliable supply and competitive pricing. Our commitment to quality is backed by full OEM/ODM customization capabilities, allowing us to meet unique industrial requirements. We provide free technical guidance to ensure proper bearing selection and installation, supported by a responsive after-sales team. With bulk delivery times of 5–15 days and multiple payment options (T/T, credit card, Alibaba trade), we streamline the procurement process for businesses of all sizes.

Packaging & Shipping

    Embalaje en cartón y palets para un transporte seguro

    Tiempo de entrega de muestra de 3 a 5 días para pruebas y validación

    Entrega a granel de 5 a 15 días para requisitos de producción

  • Multiple logistics options including air and sea freight
  • 1pc MOQ disponible para necesidades de reemplazo de emergencia

Get Your 21315CAK Bearing Today

Don’t let bearing issues slow down your operations. Whether you need a single replacement or bulk order, our 21315CAK W33 Self-Aligning Roller Bearing is ready to ship. Contact us with your application details, and our technical team will ensure the right fit for your machinery—helping you maintain productivity and reduce downtime.

Preguntas Frecuentes

P: ¿Son estos rodamientos genuinos y trazables?

A: Yes, we manufacture our bearings in ISO9001 & ISO14001 certified facilities and provide full traceability for all products.

Q: How do I confirm if the 21315CAK is suitable for my equipment?

A: Share your equipment model, load requirements, and operating conditions—our technical team offers free选型 support.

P: ¿Cuál es la política de garantía?

A: Ofrecemos una garantía global de 12 meses, con reemplazo gratuito por defectos o reembolso por problemas de fabricación.

P: ¿Cuál es la cantidad mínima de pedido?

A: Los artículos estándar tienen un MOQ de 1 pieza, ideal para reparaciones de emergencia o necesidades de pequeñas cantidades.

P: ¿Cuánto tiempo tarda el envío?

A: Samples ship in 3–5 days, bulk orders in 5–15 days, with flexible logistics options to match your timeline.

P: ¿Puede proporcionar rodamientos personalizados para aplicaciones específicas?

A: Yes, we offer full OEM/ODM customization, including precision grades, materials, and dimensions.

Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.

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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