Needle Roller Bearings

Needle Roller Bearing RNA4928 160x190x50mm P0-P4 Precision for Industrial Machinery

SKU: 979bbf68ac0e In Stock

Ensure smooth, precise rotation in your industrial machinery with the Needle Roller Bearing RNA4928 (160x190x50mm). Engineered for radial load performance, this bearing delivers consistent operation across P0-P4 precision grades, minimizing downtime and maximizing equipment lifespan. Its inner ring-free design reduces weight while maintaining structural integrity, making it ideal for space-constrained applications like machine tool spindles and textile machinery.

  • Grease or oil lubrication flexibility adapts to your maintenance routine, ensuring long-lasting reliability
  • Closed-type construction protects against contaminants, critical for harsh industrial environments
  • Backed by Saifan’s ISO-certified manufacturing, offering 12-month warranty and responsive technical support
Wholesale Price (FOB)
¥1.50
MOQ: 1 Piece • Bulk discounts available on inquiry
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12-Month Warranty
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Product Specifications

Technical Details & Description

Especificaciones del Producto

Parámetro

Detalles

Modelo NO.

Dirección de Carga

Rodamiento Radial

Estilo

Sin anillo exterior, sin anillo interior

Material

Acero para rodamientos

Tipo

Cerrado

Nombre del Producto

Rodamiento de agujas

Lubricación

Grasa o Aceite

Clasificación de Precisión

P0 P6 P5 P4 P2

Liquidación

C0 C3 C4

Tiempo de Entrega

3-7 días

Servicio

OEM ODM

Paquete de Transporte

Palet de cartón

Especificación

Marca registrada

BDL

Origen

China

Código HS

8482102000

Capacidad de Producción

1000000

RNA4928
160*190*50 mm

Industrias de Aplicación

Industria

Equipo Típico

Maquinaria Industrial

Herramientas de Máquina, Maquinaria de Impresión, Reductores

Automotriz

Sistemas de Transmisión, Ejes

Maquinaria Agrícola

Cosechadoras, Tractores

Maquinaria de Construcción

Excavadoras, Cargadoras

Nueva Energía

Aerogeneradores, Equipos Fotovoltaicos

Stop Production Downtime with RNA4928 Needle Roller Bearing 160x190x50mm for Industrial Machinery

Industrial machinery operators know the frustration of unexpected downtime caused by bearing failure. When a critical component like a needle roller bearing fails prematurely, it not only halts production but also leads to costly repairs and missed deadlines. Sourcing reliable bearings with precise dimensions and consistent quality can be a challenge, especially when dealing with overseas suppliers who lack transparency in their manufacturing processes.

RNA4928 Bearing: Engineered for Reliable Performance in Industrial Machinery

The RNA4928 Needle Roller Bearing is designed to address these pain points, offering a reliable solution for industrial machinery applications. As an integrated bearing manufacturer with over 15 years of experience, we ensure each RNA4928 bearing meets strict quality standards, from raw material selection to final inspection. With dimensions of 160x190x50mm and precision ratings from P0 to P4, this radial needle bearing is suitable for use in machine tools, reducers, and printing machinery where precision and durability are essential.

Rendimiento Óptimo en Entornos Industriales de Alta Carga

The RNA4928 Needle Roller Bearing excels in heavy-duty industrial environments, where radial loads and high rotational speeds are common. Its design without an inner ring allows for direct mounting on shafts, reducing overall weight and increasing load capacity. Whether operating in high-temperature conditions or dusty environments, this bearing maintains consistent performance, ensuring smooth operation of your machinery. The closed type construction provides added protection against contaminants, extending the bearing’s service life and reducing maintenance requirements.

Key Technical Features That Ensure Long-Term Reliability

The precision rating of the RNA4928 bearing, ranging from P0 to P4, directly impacts its performance in industrial applications. Higher precision grades like P4 minimize radial runout and axial clearance, critical for machine tools requiring tight tolerances. The bearing’s clearance options (C0, C3, C4) allow for customization based on operating conditions; C3 and C4 clearances are ideal for applications with temperature variations or high-speed rotation, preventing premature failure due to thermal expansion. Constructed from high-quality bearing steel, this needle roller bearing offers excellent wear resistance and fatigue strength, ensuring reliable operation even under heavy loads.

Why Genuine RNA4928 Bearings Deliver Lower Total Cost of Ownership

Choosing genuine RNA4928 Needle Roller Bearings over counterfeit alternatives reduces long-term costs significantly. Counterfeit bearings often fail early, leading to unplanned downtime, expensive repairs, and potential damage to other machinery components. Our bearings, manufactured under ISO9001 and ISO14001 certifications, undergo rigorous quality control processes to ensure consistent performance. With a 12-month global warranty, we stand behind our products, providing defect replacement or refund if issues arise. Investing in genuine bearings minimizes the risk of production interruptions and lowers the total cost of ownership over the bearing’s lifespan.

Our Commitment to Quality and Customer Satisfaction

As a trusted bearing manufacturer and exporter since 2005, we have served customers across Europe, America, Southeast Asia, and the Middle East. Our in-house R&D and quality control lab ensure each RNA4928 bearing meets international standards. We offer flexible ordering options, including 1pc MOQ for standard items and 3-5 days sample lead time, supporting both small-scale repairs and large production runs. Our technical team provides free guidance on bearing selection and installation, ensuring optimal performance in your specific application. With 5-15 days bulk delivery and multiple payment options (T/T, credit card, Alibaba trade), we make the purchasing process efficient and convenient for our global customers.

Packaging & Shipping

    Embalaje en cartón y paletas para garantizar un transporte seguro

    3-7 días de tiempo de entrega para pedidos estándar

  • Flexible shipping options including DHL, FedEx, UPS, air freight, and sea freight

    • Seguimiento logístico en tiempo real proporcionado para todos los envíos

    Se admite una cantidad mínima de pedido de 1 pieza para reparaciones de emergencia

Get Your RNA4928 Bearing Today and Minimize Downtime

Don’t let bearing failures disrupt your production schedule. The RNA4928 Needle Roller Bearing is in stock and ready to ship, ensuring you can resume operations quickly. Contact us with your bearing requirements, and our team will provide a competitive quote and technical support to ensure the right fit for your machinery.

Preguntas Frecuentes

Q: Is the RNA4928 bearing genuine and traceable?

A: Yes, we are an integrated manufacturer with full quality control processes. Each bearing is produced under ISO9001 certification and can be traced through our production records.

Q: How can I confirm the RNA4928 is suitable for my equipment?

A: Provide your equipment model, operating conditions (load, speed, temperature), and we will verify compatibility with our technical team.

Q: What is the warranty policy for the RNA4928 bearing?

A: Ofrecemos una garantía global de 12 meses que cubre defectos de fabricación, con reemplazo o reembolso gratuito disponible.

Q: What is the minimum order quantity for the RNA4928 bearing?

A: We accept 1pc MOQ for standard items, supporting emergency repair needs.

Q: How long does it take to ship the RNA4928 bearing?

A: Standard delivery time is 3-7 days, with expedited options available for urgent orders.

Q: How can I ensure the bearing I receive is not counterfeit?

A: Our bearings are

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.

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