Needle Roller Bearings

Needle Roller Bearing RNA4909 52x68x22mm P0-P4 Precision for Industrial Machinery

SKU: 627f87662279 In Stock

Ensure smooth, precise rotation in your industrial machinery with the Needle Roller Bearing RNA4909, engineered to deliver reliable performance even under heavy radial loads. This 52x68x22mm bearing, crafted from high-grade bearing steel, maintains P0-P4 precision to minimize vibration and extend equipment lifespan, addressing the common challenge of unexpected downtime in manufacturing operations.

  • Designed without inner or outer rings for space-saving integration in compact machinery setups
  • Supports both grease and oil lubrication to adapt to your maintenance protocol
  • Backed by our strict quality control and 12-month warranty for long-term peace of mind
  • Flexible MOQ and 3-7 day delivery ensure you get the parts you need, when you need them
Wholesale Price (FOB)
¥1.50
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.

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

RNA4909
52*68*22 mm

Industrias de Aplicación

Industria

Equipo Típico

Maquinaria Industrial

Herramientas de Máquina, Maquinaria de Impresión, Reductores

Automotriz

Sistemas de Transmisión, Cajas de Cambios

Maquinaria Agrícola

Cosechadoras, Tractores

Construcción

Excavadoras, Equipos de Carga Pesada

Nueva Energía

Aerogeneradores, Equipos Solares

Eliminate Machinery Downtime with RNA4909 Needle Roller Bearing 52x68x22mm P0-P4 Precision

Industrial machinery operators often face unexpected production halts due to bearing failures—especially in high-precision applications like machine tools and reducers. Inconsistent quality from low-cost suppliers leads to premature wear, while long lead times for custom bearings leave equipment idle. Choosing the wrong needle roller bearing can compromise radial load capacity, increasing maintenance costs and reducing overall productivity.

Reliable RNA4909 Needle Roller Bearing for Immediate Production Needs

The RNA4909 Needle Roller Bearing 52x68x22mm addresses these challenges with P0-P4 precision ratings and a closed design, ensuring stable performance in industrial machinery. As an integrated manufacturer with ISO9001 and ISO14001 certifications, we offer 1pc MOQ for standard items, 3–5 days sample lead time, and bulk delivery within 5–15 days. This flexibility allows you to maintain inventory levels without overstocking, while our OEM/ODM capabilities support custom specifications for unique equipment requirements.

Rendimiento Óptimo en Entornos Industriales Exigentes

Designed for radial load applications, the RNA4909 Bearing operates efficiently in machinery subject to continuous rotation, such as printing presses and conveyor systems. Its bearing steel construction provides durability under heavy loads, while the option for grease or oil lubrication allows adaptation to varying operating temperatures and speeds. Without inner or outer rings, this bearing minimizes space requirements, making it ideal for compact equipment designs where installation space is limited.

Precisión Técnica Que Impulsa la Eficiencia de la Maquinaria

The RNA4909 52x68x22mm P0-P4 Bearing’s precision rating directly impacts machinery accuracy: P0 for general industrial use, P4 for high-precision applications like CNC machine tools. Clearance options (C0, C3, C4) accommodate thermal expansion and mounting tolerances, reducing vibration and extending service life. The closed type design prevents contamination, critical in dusty manufacturing environments, while the choice of lubrication ensures smooth operation even at elevated speeds. These technical details combine to deliver consistent performance, reducing unplanned downtime.

Por qué comprometerse con la calidad de los rodamientos cuesta más a largo plazo

Low-quality needle roller bearings may seem cost-effective initially, but they often fail prematurely, leading to expensive machinery repairs and production losses. Our RNA4909 Bearing adheres to strict quality control standards, supported by a full QC lab and 12-month global warranty. Defect replacement and refund policies ensure you’re protected against manufacturing issues, while our focus on stable supply chains mitigates raw material price fluctuations. Investing in reliable bearings reduces total cost of ownership by minimizing maintenance frequency and extending equipment lifespan.

Nuestro Compromiso con el Éxito de Su Producción

With 18 years of experience serving global buyers across Europe, America, and Southeast Asia, we’ve built a reputation for reliability. Our 1,000,000-piece annual production capacity ensures consistent supply, while free technical guidance helps optimize bearing selection for your specific application. Every RNA4909 Bearing undergoes rigorous testing before shipment, and we provide full traceability for quality assurance. Whether you need a single sample for testing or bulk orders for production, our flexible order system and responsive customer service make us a trusted partner for industrial machinery manufacturers.

Packaging & Shipping

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

  • 3–7 days delivery for standard orders, with expedited options available
  • Global shipping via T/T, credit card, or Alibaba trade for secure transactions
  • Seguimiento en tiempo real proporcionado para todos los envíos

  • 1pc minimum order quantity to support emergency repairs and small-batch production

Get Your RNA4909 Bearing Shipped Today

Don’t let bearing issues slow down your production schedule. The RNA4909 Needle Roller Bearing 52x68x22mm is in stock and ready to ship, with free samples available (buyer covers freight). Send us your requirements, and our technical team will confirm compatibility with your equipment, ensuring you get the right bearing the first time.

Preguntas Frecuentes

Q: Is the RNA4909 Bearing genuine and quality-assured?

A: Yes, all our bearings are manufactured in-house under ISO9001 and ISO14001 certifications, with full quality control processes from raw material inspection to final testing.

Q: How do I confirm if the RNA4909 52x68x22mm Bearing fits my machinery?

A: Provide your equipment model or technical specifications (load, speed, operating conditions), and our engineering team will verify compatibility and recommend the optimal precision and clearance grade.

Q: What warranty coverage do you offer for the RNA4909 Bearing?

A: We provide a 12-month global warranty against manufacturing defects, with free replacement or refund available for non-conforming products.

Q: What is the minimum order quantity for the RNA4909 Needle Roller Bearing?

A: Los artículos estándar tienen un MOQ de 1 pieza, apoyando tanto reparaciones de emergencia como compras en pequeñas cantidades.

Q: How quickly can I receive my order of RNA4909 Bearings?

A: Samples ship within 3–5 days, and bulk orders are delivered in 5–15 days. We also offer expedited shipping options for urgent requirements.

Q: How can I verify the authenticity of the RNA4909 Bearing?

A: Each bearing comes with a trace

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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