Roller Bearing

Cylindrical Roller Bearing NU234EM 170x310x52mm P0-P4 Precision for Industrial Machinery

SKU: a5c924617108 In Stock

Ensure smooth, precise rotation in your industrial machinery with the Cylindrical Roller Bearing NU234EM, engineered to deliver reliable performance even under heavy radial loads. This 170x310x52mm precision bearing (P0-P4 grades available) minimizes downtime by maintaining stable operation in high-stress environments, thanks to its separated inner/outer ring design that simplifies installation and replacement.

  • High-grade bearing steel construction ensures long service life, addressing the need for durable components in industrial applications
  • Open seal design allows flexible lubrication options (oil, grease, or dry) to adapt to specific machinery requirements
  • Single-row structure optimized for radial load handling, making it ideal for machine tools, reducers, and heavy equipment
  • Backed by Saifan’s strict quality control and 12-month warranty, ensuring consistent performance you can trust
Wholesale Price (FOB)
¥0.85
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.

Nombre del Producto

Rodamiento de Rodillos Cilíndricos

Estructura

Cilíndrico

Especificación

Material

Acero para rodamientos

Esférico

Rodamientos No Alineados

Dirección de Carga

Rodamiento Radial

Separado

Separado

Tipo de Sellos

Abrir

Lubricar

Grasa de aceite seca

Clasificación de Precisión

P0 P6 P5 P4 P2

Número de fila

Fila Única

Servicio

OEM ODM

Código HS

8482500090

NU234EM
170*310*52 mm

Industrias de Aplicación

Industria

Equipo Típico

Maquinaria Industrial

Fabricación

Máquinas de impresión, transportadores

Industria Pesada

Machine Tools, Gearboxes, Reducers
Crushers, Rollers, Presses

Minimize Downtime with Precision NU234EM Cylindrical Roller Bearing

Industrial machinery operators know the cost of unexpected downtime—missed production deadlines, emergency repair fees, and cascading delays across workflows. When bearings fail prematurely due to poor precision or material quality, the impact ripples through entire operations. Sourcing reliable bearings with flexible order terms and consistent quality has long been a challenge for maintenance teams and equipment manufacturers alike.

Diseñado para un rendimiento confiable en maquinaria crítica

The NU234EM Cylindrical Roller Bearing addresses these challenges with its robust design and precise manufacturing. As an integrated bearing manufacturer with full R&D capabilities and ISO9001 certification, we ensure each NU234EM bearing meets P0-P4 precision standards, delivering consistent performance in industrial machinery applications. The 170x310x52mm dimensions make it ideal for heavy-duty gearboxes and machine tool spindles, where radial load capacity and rotational accuracy are non-negotiable.

Rendimiento Óptimo en Entornos Industriales de Alta Carga

This cylindrical roller bearing excels in high-load industrial settings, supporting radial forces in machinery operating under continuous stress. Its separated inner and outer rings allow for easy mounting and dismounting, simplifying maintenance procedures in tight spaces. The open design facilitates lubrication management, ensuring proper oil or grease distribution even at varying speeds—critical for extending service life in manufacturing equipment like printing presses and conveyor systems.

Technical Attributes That Drive Machinery Efficiency

The NU234EM’s performance is defined by key technical features that directly impact operational efficiency. Its precision rating options (P0-P4) allow customization based on application requirements—from general industrial use (P0) to high-precision machine tools (P4). The single-row cylindrical structure optimizes radial load distribution, while the bearing steel construction ensures durability under heavy loads. As a separated bearing, it accommodates shaft thermal expansion, reducing friction and wear in temperature-fluctuating environments common in industrial facilities.

Valor a Largo Plazo a Través de la Ingeniería de Calidad

Choosing quality bearings like the NU234EM reduces total cost of ownership by minimizing replacement frequency and downtime. Inferior bearings often fail prematurely due to material inconsistencies or imprecise manufacturing, leading to unplanned maintenance and production losses. Our bearings undergo rigorous quality control in ISO-certified facilities, ensuring each unit meets specified load and precision standards. With a 12-month global warranty, we stand behind the reliability of every NU234EM bearing, providing peace of mind for critical machinery applications.

Por qué los compradores industriales eligen nuestros rodamientos

Our commitment to reliability is backed by tangible capabilities: full in-house R&D and QC laboratories ensure product consistency; ISO9001 and ISO14001 certifications validate our quality management systems; and flexible order terms (1pc MOQ for standard items) support both emergency repairs and bulk production needs. With 18 years of experience serving global buyers across Europe, America, and Southeast Asia, we understand industrial machinery requirements and deliver bearings that meet international standards. Our technical team provides free guidance on selection and application, ensuring optimal bearing performance for your specific equipment.

Packaging & Shipping

    Embalaje en cartón y paletas para un transporte seguro

    3–5 días de tiempo de entrega de muestras para pruebas y validación

  • 5–15 days bulk delivery for production schedules

    • Múltiples opciones de pago: T/T, tarjeta de crédito, garantía comercial de Alibaba

    1pc MOQ disponible para necesidades de reemplazo de emergencia

Get Your NU234EM Bearing Today

Don’t let bearing issues disrupt your operations. Whether you need a single replacement unit or bulk order for production, we ensure fast delivery and consistent quality. Send your inquiry with application details, and our team will confirm specifications and provide a quote within 24 hours—keeping your machinery running with minimal interruption.

Preguntas Frecuentes

Q: Is this bearing suitable for high-precision machine tools?

A: Yes, the NU234EM is available in P4 precision class, making it suitable for high-precision machine tool applications requiring tight tolerances and minimal runout.

Q: ¿Cómo confirmo si este rodamiento se ajusta a mi equipo?

A: Provide your equipment model or shaft dimensions (170mm bore, 310mm outer diameter, 52mm width) to our technical team for free compatibility verification.

Q: What warranty coverage is provided?

A: Ofrecemos una garantía global de 12 meses que cubre defectos de fabricación, con reemplazo o reembolso gratuito disponible para productos no conformes.

P: ¿Cuál es la cantidad mínima de pedido?

A: Standard items like the NU234EM have a 1pc MOQ, supporting both emergency repairs and small-batch requirements.

Q: ¿Qué tan rápido puedo recibir mi pedido?

A: Las muestras se envían dentro de 3 a 5 días, mientras que los pedidos al por mayor se entregan en 5 a 15 días dependiendo de la cantidad y el destino.

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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