Keep your mining and agricultural machinery running smoothly even in harsh conditions with the Spherical Roller Bearing 21305CDE4, designed to self-align and handle heavy radial loads with minimal maintenance. Crafted from high-grade bearing steel with precision ratings up to P4 and clearance options including C3/C4, this double-row roller bearing reduces downtime by compensating for shaft misalignment, a common challenge in rugged work environments.
Especificaciones del Producto
| 21305CDE4, 21305CDKE4, 21305CAE4, 21305CAKE4 |
| 160*290*80 mm |
Industrias de Aplicación
| Excavators, Crushers, Conveyors |
Mining and agricultural operations face costly delays when bearings fail prematurely. Misalignment, heavy loads, and harsh conditions often lead to unexpected downtime, leaving equipment idle and projects behind schedule. Sourcing reliable bearings that handle these challenges without compromising on delivery time can be a constant struggle for maintenance managers and procurement teams.
The Spherical Roller Bearing 21305CDE4 addresses these pain points with its self-aligning design, double-row roller structure, and high-quality bearing steel construction. As an integrated manufacturer with ISO9001 and ISO14001 certifications, we ensure each bearing meets precision standards from P0 to P4, supporting both OEM and ODM requirements. Whether used in mining excavators or agricultural tractors, this bearing delivers consistent performance even under radial loads and moderate misalignment.
Designed for large outer dimensions (200-430mm), the 21305CDE4 Spherical Roller Bearing excels in heavy-load scenarios typical of mining and agricultural machinery. Its self-aligning capability compensates for shaft deflection and installation errors, reducing stress on equipment components. The bearing operates efficiently with either grease or oil lubrication, making it adaptable to diverse working conditions, from dusty mine sites to muddy farm fields.
Características Técnicas Clave que Mejoran la Fiabilidad de la Maquinaria
The precision rating options (P0-P4) allow customization based on application needs, with higher grades minimizing vibration and noise in sensitive equipment. Clearance levels (C0, C3, C4) are selected to accommodate thermal expansion and operational loads, ensuring optimal performance at varying temperatures. The double-row roller design distributes weight evenly, increasing load capacity and extending service life compared to single-row alternatives. Constructed from durable bearing steel, this bearing resists wear and fatigue, even in continuous operation.
Choosing genuine Spherical Roller Bearings like the 21305CDE4 avoids the hidden costs of counterfeit products. Inferior bearings often fail early, leading to unplanned maintenance, replacement parts, and lost productivity. Our bearings undergo rigorous quality control in our dedicated lab, ensuring compliance with international standards. With a 12-month global warranty, we stand behind our products, offering defect replacement or refunds to protect your investment and reduce total cost of ownership.
Nuestro Compromiso con el Suministro y Soporte Confiables
With over 18 years of experience serving global buyers, we maintain a production capacity of 1,000,000 units annually, ensuring stable supply even for large orders. Our flexible order policies include 1pc MOQ for standard items, 3-5 day sample lead time, and 5-15 day bulk delivery—ideal for both emergency repairs and planned maintenance. We provide free technical guidance to help you select the right bearing for your equipment, and our multilingual support team is available via phone, WhatsApp, and email to address inquiries promptly.
Embalaje y Envío
Embalaje en cartón y palets para un transporte seguro
3-5 días de tiempo de entrega para muestras, 5-15 días para pedidos al por mayor
Múltiples opciones de envío, incluyendo T/T, tarjeta de crédito y garantía comercial de Alibaba
Don’t let bearing failures disrupt your operations. Whether you need a single replacement or bulk order, our streamlined process ensures quick delivery. Send us your requirements today to get a quote and keep your machinery running without unnecessary delays.
Preguntas Frecuentes
P: ¿Son estos rodamientos auténticos y trazables?
A: Sí, somos un fabricante integrado con procesos de control de calidad completos. Cada rodamiento se produce en nuestra instalación certificada por ISO y se puede rastrear a través de nuestros registros de producción.
Q: How do I confirm if the 21305CDE4 is compatible with my equipment?
A: Provide your equipment model or technical specifications, and our engineering team will verify compatibility and recommend the appropriate clearance and precision等级 for your application.
P: ¿Cuál es su política de garantía para este rodamiento?
A: We offer a 12-month global warranty covering manufacturing defects. If a bearing fails due to material or production issues, we provide replacement or a refund.
Q: What is the minimum order quantity for the 21305CDE4?
A: We accept 1pc MOQ for standard items, making it easy to order emergency replacements or test samples before placing bulk orders.
Q: ¿Cuánto tiempo tarda en enviarse después de realizar el pedido?
A: Standard items are shipped within 5-15 days. For urgent needs, contact us to discuss expedited options.
Q: Can you provide custom lubrication or packaging for this bearing?
A: Yes, we offer OEM/ODM services including custom lubrication, branding, and packaging to meet specific customer requirements.
¿Listo para ordenar o necesita un presupuesto?
Envíe su modelo de rodamiento, detalles de la aplicación y cantidad a
High-grade chrome steel, raw material QC, full-process monitoring, ISO/ABMA/DIN compliance.
Samples in 3-5 days, bulk orders 5-15 days. Free samples for distributors (freight collect).
P0-P4 precision grades, Z2-Z3-Z4 noise levels. Custom drawings welcome.
Professional technical guidance and failure solutions from our R&D team.
Master Sweden import duty thrust ball bearing costs by understanding that zero percent EU tariffs still incur twenty-five percent VAT. Avoid costly customs delays at Gothenburg port through accurate HS code 8482.50 classification and complete origin documentation to protect your distribution margins.
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