Needle Roller Bearings

Needle Roller Bearing RNA4822 120x140x30mm P0-P4 Precision for Industrial Machinery

SKU: 8e263e335abd In Stock

Ensure smooth, precise rotation in your industrial machinery with the Needle Roller Bearing RNA4822, engineered to deliver consistent performance even under heavy radial loads. This 120x140x30mm bearing features P0-P4 precision grades, making it ideal for applications where tight clearance control and minimal vibration are critical—say goodbye to unexpected downtime from subpar components.

  • Constructed with high-grade bearing steel for extended service life, compatible with both grease and oil lubrication to adapt to your machinery’s specific needs
  • Designed without inner or outer rings for space-saving installation, a key advantage for compact industrial setups requiring efficient power transmission
  • Backed by our ISO 9001-certified manufacturing process, ensuring each unit meets strict quality standards for reliable operation in demanding environments
Wholesale Price (FOB)
¥1.50
MOQ: 1 Piece • Bulk discounts available on inquiry
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12-Month Warranty
Free Samples
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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

Origen

China

Código HS

8482102000

RNA4822
120*140*30 mm

Industrias de Aplicación

Industria

Equipo Típico

Maquinaria Industrial

Herramientas de Máquina, Prensas de Impresión, Reductores

Automotriz

Maquinaria Agrícola

Cosechadoras, Tractores

Construcción

Fabricación

Máquinas CNC, Sistemas de Transporte

Transmissions, Gearboxes
Excavators, Heavy Duty Equipment

Reduce Downtime with Precision RNA4822 Needle Roller Bearing 120x140x30mm

Equipment failures due to bearing issues cost manufacturers thousands in lost production each year. Many face challenges with inconsistent quality from low-cost suppliers, long lead times for custom sizes, and difficulty finding reliable radial bearings for heavy-duty industrial applications. When your machinery stops, every hour counts—so you need a bearing partner that delivers both performance and reliability.

Diseñado para el Rendimiento de Maquinaria Industrial

The RNA4822 Needle Roller Bearing is designed to solve these pain points with its 120x140x30mm precision construction and P0-P4 accuracy grades. As an integrated manufacturer with full R&D capabilities and ISO9001 certification, we ensure each bearing meets strict quality standards, making it ideal for machine tools, reducers, and printing machinery where radial load capacity and durability are critical.

Rendimiento Óptimo en Condiciones Exigentes

This radial bearing excels in applications requiring high radial load support with minimal space. Its closed design and bearing steel material provide resistance to wear, while the option for grease or oil lubrication allows adaptation to varying operating speeds and temperatures. Whether used in agricultural equipment or industrial gearboxes, the RNA4822 delivers consistent performance under heavy loads, reducing the risk of unexpected downtime.

Características Técnicas Clave Que Importan

Precision rating is a critical factor in bearing performance—the RNA4822 offers P0 to P4 grades, with P4 providing tighter tolerances for high-precision machinery where shaft alignment and minimal vibration are essential. Clearance options (C0, C3, C4) allow customization based on thermal expansion needs; C3 and C4 clearances are particularly useful in applications with temperature fluctuations to prevent binding. The bearing’s design without inner or outer rings enables direct mounting, reducing overall weight and simplifying installation in compact machinery.

Por qué los rodamientos de calidad reducen los costos totales

Choosing a low-quality needle roller bearing may seem cost-effective initially, but frequent replacements and unplanned downtime quickly erase those savings. Our RNA4822 bearings undergo rigorous quality control in our ISO14001-certified facility, ensuring longer service life and consistent performance. With a 12-month global warranty, we stand behind our products, helping you avoid the hidden costs of premature failure—from repair labor to production losses.

Su socio de confianza en rodamientos desde 2005

With over 18 years serving global buyers across Europe, America, and Southeast Asia, we’ve built a reputation for stability and expertise. Our full QC lab and R&D team ensure each bearing meets international standards, while flexible order options—including 1pc MOQ for standard items and 3-5 day sample lead times—support both small-scale repairs and large production runs. We offer OEM/ODM customization to meet specific application requirements, backed by free technical guidance to help you select the right bearing for your equipment.

Packaging & Shipping

    Embalaje en cartón y palets para un transporte seguro

    3-7 días de tiempo de entrega para pedidos estándar

  • Multiple shipping options including express and sea freight

    • Seguimiento logístico en tiempo real proporcionado para todos los pedidos

  • 1pc minimum order quantity supported

Get Your RNA4822 Bearing Today

Don’t let bearing issues slow down your operations. Whether you need a single replacement or bulk order, our RNA4822 Needle Roller Bearing is ready to ship. Contact us with your application details, and our technical team will help confirm the right specifications for your machinery—ensuring you get the performance you need, when you need it.

Preguntas Frecuentes

Q: Is this a genuine quality bearing?

A: Yes, all our bearings are manufactured in our ISO9001 & ISO14001 certified facility with strict quality control, ensuring compliance with international standards.

Q: How do I confirm if the RNA4822 fits my equipment?

A: Provide your equipment model or technical specifications (load, speed, temperature), and our engineering team will verify compatibility at no cost.

P: ¿Cuál es la política de garantía?

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

P: ¿Cuál es la cantidad mínima de pedido?

A: Aceptamos 1pc MOQ para artículos estándar, apoyando tanto reparaciones de emergencia como compras en pequeñas cantidades.

P: ¿Cuánto tiempo tarda el envío?

A: Samples ship in 3-5 days, bulk orders in 5-15 days. We offer DHL, FedEx, UPS, air, and sea freight options for flexible delivery.

P: ¿Puede proporcionar rodamientos personalizados?

A: Yes, we offer full OEM/ODM customization for dimensions, precision grades, and materials to meet specific application requirements.

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.

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