Saifan Bearing
Self-Aligning Roller Bearing 21317CAK W33 Double Row P0-P4 Precision for Industrial Machinery
Self-Aligning Roller Bearing 21317CAK W33 Double Row P0-P4 Precision for Industrial Machinery
Self-Aligning Roller Bearing 21317CAK W33 Double Row P0-P4 Precision for Industrial Machinery
Self-Aligning Roller Bearing 21317CAK W33 Double Row P0-P4 Precision for Industrial Machinery
Self-Aligning Roller Bearing 21317CAK W33 Double Row P0-P4 Precision for Industrial Machinery
Self-Aligning Roller Bearing 21317CAK W33 Double Row P0-P4 Precision for Industrial Machinery
Self-Aligning Roller Bearing 21317CAK W33 Double Row P0-P4 Precision for Industrial Machinery
Self-Aligning Roller Bearing 21317CAK W33 Double Row P0-P4 Precision for Industrial Machinery
Self-Aligning Roller Bearing 21317CAK W33 Double Row P0-P4 Precision for Industrial Machinery
Self-Aligning Roller Bearing 21317CAK W33 Double Row P0-P4 Precision for Industrial Machinery
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Self-Aligning Roller Bearing 21317CAK W33 Double Row P0-P4 Precision for Industrial Machinery

SKU: c987c67f915e

Ensure smooth, reliable rotation for your industrial machinery with our Self-Aligning Roller Bearing 21317CAK W33—engineered to minimize downtime and handle misalignment challenges in heavy-duty operations. This double row bearing delivers P0-P4 precision, balancing high load capacity with exceptional durability to keep your equipment running longer between maintenance checks.

  • 85*180*41 mm specification with C0/C3/C4 clearance options for tailored performance in industrial setups
  • Bearing steel construction ensures stability under radial loads, ideal for machinery like reducers and conveyors
  • Supports OEM/ODM customization to match your exact application needs, backed by our ISO 9001:2015 quality guarantee
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

Código HS

8482300000

21317CAK
85*180*41 mm

Industrias de Aplicación

Industria

Equipo Típico

Maquinaria Industrial

Máquinas herramienta, Prensas de impresión, Reductores

Automotriz

Sistemas de Transmisión, Cubos de Rueda

Maquinaria Agrícola

Cosechadoras, Tractores

Construcción

Excavadoras, Transportadores

Nueva Energía

Aerogeneradores, Equipos Solares

Minimize Downtime with Reliable 21317CAK W33 Self-Aligning Roller Bearing for Industrial Machinery

Industrial machinery operators often face unexpected production halts due to bearing failures, especially in high-load applications where misalignment accelerates wear. Sourcing precision bearings that balance performance, delivery speed, and customization options can be challenging, with many suppliers requiring large minimum orders or long lead times for specialized specs.

21317CAK W33 Double Row Bearing: Engineered for Heavy-Duty Alignment and Durability

Our Self-Aligning Roller Bearing 21317CAK W33 addresses these challenges with double-row roller design that accommodates radial loads and moderate axial loads while compensating for shaft misalignment up to 2 degrees. As an integrated manufacturer with ISO9001 and ISO14001 certifications, we offer P0-P4 precision grades and C0/C3/C4 clearance options to match specific machinery requirements, from CNC machine tools to agricultural reducers.

Rendimiento Óptimo en Entornos Industriales Exigentes

This bearing excels in applications involving heavy radial loads, variable speeds, and potential shaft deflection—common scenarios in mining conveyors, steel rolling mills, and printing presses. The self-aligning capability reduces stress on shafts and housings, extending equipment life in environments where precise alignment is difficult to maintain. Its bearing steel construction ensures resistance to wear and fatigue under continuous operation, making it suitable for 24/7 production cycles.

Características Técnicas Clave que Mejoran la Fiabilidad de la Maquinaria

The 21317CAK W33’s 85mm bore diameter, 180mm outer diameter, and 41mm width provide a robust foundation for load handling. Precision ratings from P0 (standard) to P4 (high precision) allow customization based on application needs—P4 grade minimizes vibration in high-speed spindles, while P0 offers cost-effective solutions for general industrial use. Clearance options (C0 for standard, C3/C4 for thermal expansion) ensure proper fit in temperature-fluctuating environments, preventing seizure or excessive play. The unseparated design simplifies installation and maintenance, reducing downtime during replacements.

Why Authentic Bearings Lower Total Cost of Ownership

Choosing genuine high-precision bearings reduces the risk of premature failure compared to low-quality alternatives. Counterfeit bearings often lack proper heat treatment, leading to early wear that causes equipment breakdowns, unplanned maintenance, and production losses. Our bearings, backed by a 12-month global warranty, undergo rigorous QC testing in our in-house lab, ensuring consistent performance. This reliability translates to lower long-term costs by minimizing downtime, repair expenses, and replacement frequency—critical factors for industrial machinery manufacturers and operators.

Su Socio de Confianza para Soluciones de Rodamientos Desde 2005

With over 18 years of experience serving global buyers across Europe, America, and Southeast Asia, we’ve built a reputation for stable supply and technical expertise. Our full R&D capabilities support OEM/ODM customization, while flexible order policies (1pc MOQ for standard items, 3–5 day sample lead time) cater to both emergency repairs and large-scale production needs. We provide free technical guidance to ensure proper bearing selection, and our defect replacement/refund policy gives customers confidence in their purchase. All products are traceable through our certified supply chain, with ISO9001 quality management ensuring consistent manufacturing standards.

Embalaje y Envío

    Embalaje seguro de cartón y paletas para prevenir daños durante el tránsito

    Tiempo de entrega de muestra: 3–5 días para especificaciones estándar

    Entrega a granel: 5–15 días dependiendo del volumen del pedido

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

    1pc MOQ disponible para necesidades de reemplazo de emergencia

Get Your 21317CAK Bearing Shipped Fast—Minimize Production Downtime

Don’t let bearing issues disrupt your operations. Whether you need a single replacement or bulk order, our 21317CAK W33 Self-Aligning Roller Bearing is ready to ship. Provide your application details, required precision grade, and quantity, and our team will confirm availability and deliver a quote within 24 hours.

Preguntas Frecuentes

Q: Is this bearing authentic and certified?

A: Yes, we are an ISO9001 and ISO14001 certified manufacturer. All bearings undergo strict quality control and are traceable through our supply chain.

Q: How do I confirm if the 21317CAK fits my machinery?

A: Provide your equipment model, load requirements, and operating speed. Our technical team will verify compatibility and recommend the optimal precision and clearance grade.

P: ¿Cuál es la cobertura de la garantía?

A: Ofrecemos una garantía global de 12 meses. Los defectos de fabricación están cubiertos por un reemplazo o reembolso gratuito.

P: ¿Cuál es la cantidad mínima de pedido?

A: 1pc MOQ for standard specifications, supporting emergency repair needs.

P: ¿Cuánto tiempo tarda el envío?

A: Samples ship in 3–5 days, bulk orders in 5–15 days. We use reliable logistics partners for global delivery.

Q: Can I get a custom precision grade or clearance?

A: Yes, we offer OEM/ODM services with P0-P4 precision and C0/C3/C4 clearance options to meet specific application requirements.

¿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.