Roller Bearing

Cylindrical Roller Bearing NJ419EM NU419EM High Precision for Industrial Machinery

SKU: 07df0c41969a In Stock

Ensure smooth, precise rotation in your industrial machinery with our Cylindrical Roller Bearing NJ419EM NU419EM, engineered to minimize downtime and maximize operational efficiency. Crafted from high-grade bearing steel, this high precision cylindrical roller bearing delivers reliable performance under radial loads, making it ideal for machine tools, reducers, and heavy-duty equipment.

  • Precision rating options from P0 to P4 ensure compatibility with demanding applications requiring tight tolerances
  • Separated structure allows easy mounting and maintenance, reducing assembly time and labor costs
  • Open design accommodates various lubrication methods (oil, grease, dry) for flexible integration into existing systems

Backed by our ISO 9001-certified manufacturing process, this bearing ensures consistent quality to keep your production line running without unexpected interruptions.

Wholesale Price (FOB)
¥1.00
MOQ: 1 Piece • Bulk discounts available on inquiry
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12-Month Warranty
Free Samples
Global Shipping
Product Specifications

Technical Details & Description

Especificaciones del Producto

Parámetro

Detalles

Modelo NO.

Dimensión Externa

35mm-400mm

Material

Acero para rodamientos

Esférico

Rodamientos No Alineados

Dirección de Carga

Rodamiento Radial

Separado

Separado

Nombre del Producto

Rodamiento de Rodillos Cilíndricos

Estructura

Cilíndrico

Tipo de Sellos

Abrir

Lubricar

Aceite, Grasa, Seco

Clasificación de Precisión

P0, P6, P5, P4, P2

Número de fila

Fila Única

Servicio

OEM, ODM

Paquete de Transporte

Cartón, Palé

Especificación

Marca registrada

,

, NMB,
    ,
  • ,

Origen

China

Código HS

8482500090

Capacidad de Producción

100000

NJ419EM, NU419EM, NJ420EM, NU420EM, NJ421EM, NU421EM
17*40*16 mm

Industrias de Aplicación

Industria

Equipo Típico

Maquinaria Industrial

Herramientas de Máquina, Equipos de Impresión, Reductores

Automotriz

Sistemas de Transmisión, Cajas de Cambios

Agricultura

Cosechadoras, Tractores

Nueva Energía

Aerogeneradores, Equipos Fotovoltaicos

Construcción

Excavadoras, Maquinaria de Carga Pesada

Reduce Downtime with High Precision Cylindrical Roller Bearing NJ419EM NU419EM

Industrial machinery operators know the frustration of unexpected downtime caused by bearing failures. Low-quality bearings often lead to premature wear, increased noise, and costly production interruptions. Sourcing reliable high-precision bearings with flexible order options can be a challenge, especially when dealing with urgent maintenance needs.

High Precision Cylindrical Roller Bearings for Reliable Industrial Performance

Our Cylindrical Roller Bearing NJ419EM NU419EM series is engineered to address these pain points. With precision ratings from P0 to P4, these bearings deliver consistent performance in machine tools, printing equipment, and reducers. As an integrated manufacturer with full R&D and QC capabilities, we ensure each bearing meets strict quality standards. We offer 1pc MOQ for standard items, with sample lead times of 3–5 days and bulk delivery within 5–15 days, supporting both emergency repairs and regular production needs.

Rendimiento Óptimo en Condiciones Industriales Exigentes

Cylindrical Roller Bearings like the NJ419EM and NU419EM are designed to handle high radial loads in applications requiring precise rotation. Their separated structure allows for easy mounting and dismounting, simplifying maintenance procedures. These bearings excel in industrial machinery operating under moderate to high speeds, providing stable performance in gearboxes, electric motors, and conveyor systems. The use of high-quality bearing steel ensures durability, even in continuous operation environments.

https://storebearing.com/wp-content/uploads/2026/07/electron-microscope-images-showing-non-metallic-inclusion-di-1.jpgCaracterísticas Técnicas Clave que Mejoran la Eficiencia de la Maquinariahttps://storebearing.com/wp-content/uploads/2026/07/step-by-step-failure-analysis-workflow-showing-inclusion-ide-2.jpg

The precision rating of these bearings directly impacts machinery performance. P4 precision grade minimizes runout and vibration, crucial for high-speed machine tools where accuracy is paramount. The radial load capacity, supported by the cylindrical roller design, allows for increased power transmission without compromising structural integrity. Open seals type facilitates easy lubrication maintenance, while the single row configuration balances load distribution for extended service life. These technical attributes collectively reduce energy consumption and extend intervals between maintenance, lowering overall operational costs.

Long-Term Value of Authentic High Precision Bearings

Choosing authentic Cylindrical Roller Bearings over counterfeit alternatives reduces the risk of unexpected failures. Inferior bearings may initially cost less but often lead to higher total expenses due to frequent replacements, production downtime, and potential damage to associated machinery components. Our bearings, backed by ISO9001 and ISO14001 certifications, meet international industry standards, ensuring reliable performance and compatibility with global equipment brands. The 12-month global warranty further underscores our commitment to quality, providing peace of mind for long-term industrial applications.

Por qué los compradores industriales eligen nuestros rodamientos

With over 18 years of experience in bearing manufacturing and exporting, we serve clients across Europe, America, Southeast Asia, and the Middle East. Our full in-house R&D and QC lab ensures consistent product quality, while OEM/ODM customization capabilities allow us to meet specific industrial requirements. We provide free technical guidance to assist with proper选型 and installation, and offer defect replacement or refund for manufacturing issues. Our production capacity of 100,000 units ensures stable supply, even for large-scale industrial projects. Multiple payment options, including T/T, credit card, and Alibaba trade assurance, add flexibility for global transactions.

Packaging & Shipping

    Embalaje en cartón y paletas para un transporte seguro

    3–5 días de tiempo de entrega de muestras para necesidades de evaluación urgentes

    Entrega a granel de 5 a 15 días para cumplir con los cronogramas de producción

    Opciones de logística global que incluyen transporte exprés, aéreo y marítimo

  • 1pc MOQ for standard items, supporting small-batch and emergency purchases

Secure Your Industrial Machinery Performance Today

Don’t let bearing issues disrupt your production. Whether you need NJ419EM, NU419EM, or other cylindrical roller bearings, we can provide the right solution quickly. Sending your specific requirements now ensures faster processing and helps minimize downtime for your industrial equipment.

Preguntas Frecuentes

P: ¿Son estos rodamientos auténticos y trazables?

A: Yes, we supply authentic bearings and can provide full traceability documentation for our products, ensuring they meet quality standards.

Q: How can I confirm if NJ419EM/NU419EM is suitable for my equipment?

A: Provide your equipment model or specific operating conditions (load, speed, temperature), and our technical team will assist with选型 confirmation.

Q: ¿Cuál es la política de garantía para estos rodamientos?

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

Q: ¿Cuál es la cantidad mínima de pedido para rodamientos estándar?

A: La cantidad mínima de pedido es de 1 pieza para artículos estándar, apoyando tanto reparaciones pequeñas como pedidos a gran escala.

P: ¿Cuánto tiempo tarda en enviarse después de realizar el pedido?

A: Samples are typically shipped within 3–5 days, and bulk orders within 5–15 days, with various global shipping options available.

P: ¿Cómo puedo verificar la autenticidad de los rodamientos que recibo?

A: Our bearings come with proper packaging and documentation. For specific brands like NSK, you can cross-verify using manufacturer-provided authentication methods.

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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