Saifan Bearing
Needle Roller Bearing NK40/20 40x50x20mm P0-P4 Precision for Industrial Machinery
Needle Roller Bearing NK40/20 40x50x20mm P0-P4 Precision for Industrial Machinery
Needle Roller Bearing NK40/20 40x50x20mm P0-P4 Precision for Industrial Machinery
Needle Roller Bearing NK40/20 40x50x20mm P0-P4 Precision for Industrial Machinery
Needle Roller Bearing NK40/20 40x50x20mm P0-P4 Precision for Industrial Machinery
Needle Roller Bearing NK40/20 40x50x20mm P0-P4 Precision for Industrial Machinery
Needle Roller Bearing NK40/20 40x50x20mm P0-P4 Precision for Industrial Machinery
Needle Roller Bearing NK40/20 40x50x20mm P0-P4 Precision for Industrial Machinery
Needle Roller Bearing NK40/20 40x50x20mm P0-P4 Precision for Industrial Machinery
Needle Roller Bearing NK40/20 40x50x20mm P0-P4 Precision for Industrial Machinery
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Needle Roller Bearing NK40/20 40x50x20mm P0-P4 Precision for Industrial Machinery

SKU: a0631c8ecff2

Ensure smooth, precise rotation in your industrial machinery with the Needle Roller Bearing NK40/20, engineered to deliver reliable performance even under heavy radial loads. This 40x50x20mm precision component (P0-P4 grades available) minimizes vibration and extends equipment lifespan, addressing the common challenge of maintaining consistent operation in demanding work environments.

  • Radial design without inner/outer rings allows for space-saving integration in tight mechanical assemblies
  • High-grade bearing steel construction ensures durability, while grease/oil lubrication flexibility adapts to your maintenance routine
  • Backed by our ISO-certified manufacturing process and 12-month warranty, with samples available for fit testing before bulk orders
Factory Price
¥1.50
MOQ: 1pc · Bulk discount available
ISO 9001
Certified
12-Month
Warranty
3-5 Days
Sample Delivery
Technical Documentation

Product Details

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

Calificación de Precisión

P0 P6 P5 P4 P2

Liquidación

C0 C3 C4

Tiempo de entrega

3-7días

Servicio

OEM ODM

Paquete de Transporte

Palet de Cartón

Especificación

Marca registrada

BDL

Origen

China

Código HS

8482102000

Capacidad de Producción

1000000

NK40/20
40*50*20 mm

Industrias de Aplicación

Industria

Equipo Típico

Maquinaria Industrial

Herramientas de Máquina, Maquinaria de Impresión, Reductores

Automotriz

Transmisiones, Cajas de Cambios

Maquinaria Agrícola

Cosechadoras, Tractores

Nueva Energía

Aerogeneradores, Equipos Fotovoltaicos

Electrodomésticos

Electric Motors, Compressors

Prevent Costly Downtime with NK40/20 Needle Roller Bearing for Industrial Machinery

Industrial machinery operators know the frustration of unexpected downtime caused by bearing failure. When low-quality bearings wear prematurely, production lines halt, maintenance costs rise, and delivery deadlines are missed. Sourcing reliable precision bearings with flexible order options and fast delivery can mean the difference between meeting targets and losing profits.

NK40/20 Needle Roller Bearing: Engineered for Reliable Industrial Performance

The NK40/20 Needle Roller Bearing addresses these challenges with its robust design and versatile performance. As an integrated manufacturer with full R&D capabilities and ISO9001 certification, we ensure each bearing meets P0-P4 precision standards, making it suitable for high-demand industrial applications like machine tool spindles and printing presses. With a 3-7 day delivery time and OEM/ODM support, we adapt to both standard requirements and custom specifications.

Rendimiento Óptimo en Condiciones Industriales Exigentes

This radial needle bearing excels in applications requiring high radial load capacity within limited space. The 40x50x20mm dimensions make it ideal for compact machinery components, while the closed design protects against contaminants in manufacturing environments. Whether operating in high-speed rotary systems or handling heavy loads in agricultural equipment, the NK40/20 delivers consistent performance under varying conditions.

Características Técnicas Clave Que Maximizan la Eficiencia de la Maquinaria

The precision rating of P0-P4 ensures minimal vibration and noise, critical for maintaining accuracy in CNC machines and printing equipment. Bearing steel construction provides excellent wear resistance, extending service life even in continuous operation. Clearance options (C0, C3, C4) allow customization for thermal expansion needs, preventing seizure in temperature-fluctuating environments. The grease or oil lubrication flexibility ensures compatibility with existing maintenance protocols, reducing operational disruptions during servicing.

Por qué los rodamientos de calidad reducen el costo total de propiedad

Choosing genuine NK40/20 Precision Roller Bearings over low-cost alternatives minimizes long-term expenses. Inferior bearings often fail prematurely, leading to unplanned downtime, replacement parts, and labor costs that far exceed initial savings. Our bearings, backed by ISO14001 environmental standards, offer reliable rotation that lowers maintenance frequency and energy consumption. The 12-month global warranty further protects your investment, providing defect replacement or refund for manufacturing issues.

Nuestro Compromiso con la Continuidad de su Producción

With 18 years of experience serving global buyers across Europe, America, and Southeast Asia, we understand the critical role bearings play in your operations. Our QC lab conducts rigorous testing to ensure each bearing meets precision requirements, while flexible order options (1pc MOQ for standard items) support both emergency repairs and bulk production needs. Free technical guidance helps optimize bearing selection for specific applications, and our responsive after-sales team ensures fast resolution of any issues. We maintain a production capacity of 1,000,000 units annually, ensuring stable supply even for large-scale projects.

Embalaje y Envío

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

    Tiempo de entrega de 3 a 7 días para pedidos estándar

    Múltiples opciones logísticas que incluyen exprés (DHL, FedEx) y flete marítimo/aéreo

    Seguimiento en tiempo real proporcionado para todos los envíos

  • 1pc minimum order quantity to support emergency maintenance needs

Get Your NK40/20 Bearing Delivered Fast

Every day of equipment downtime impacts your bottom line. Whether you need a single replacement bearing or bulk order for production, we ensure prompt delivery and reliable performance. Send us your requirements today to get started.

Preguntas Frecuentes

P: ¿Son estos rodamientos auténticos y trazables?

A: Yes, our bearings are manufactured in our ISO9001-certified facility and come with full traceability documentation. We provide batch testing reports upon request.

Q: How do I confirm if the NK40/20 is suitable for my machine?

A: Our technical team can assist with选型 based on your equipment specifications, load requirements, and operating conditions. Please provide details about your application for personalized guidance.

P: ¿Cuál es la política de garantía para este rodamiento?

A: Ofrecemos una garantía global de 12 meses que cubre defectos de fabricación. Los productos defectuosos serán reemplazados o reembolsados sin costo adicional.

P: ¿Cuál es la cantidad mínima de pedido?

A: We accept orders for 1 piece of standard bearings, making it easy to source emergency replacement parts.

P: ¿Qué tan rápido puedo recibir mi pedido?

A: Standard orders ship within 3-7 days. For urgent requests, contact us to discuss expedited production and shipping options.

Q: Can you provide custom bearing solutions if the NK40/20 doesn't meet my needs?

A: Yes, we offer full OEM/ODM customization services. Our engineering team can develop bearings to your exact specifications, including material, precision, and design modifications.

¿Listo para hacer un pedido o necesita una cotización?

Envíe su designación de rodamiento, detalles de la aplicación y cantidad — responderemos dentro de 24 horas.

Quality Assurance
100% Inspection

High-grade chrome steel, raw material QC, full-process monitoring, ISO/ABMA/DIN compliance.

Delivery
3-15 Days

Samples in 3-5 days, bulk orders 5-15 days. Free samples for distributors (freight collect).

Customization
Full OEM/ODM

P0-P4 precision grades, Z2-Z3-Z4 noise levels. Custom drawings welcome.

After-Sales
12-Month Warranty

Professional technical guidance and failure solutions from our R&D team.

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Need a Custom Solution?

Our R&D team supports full OEM/ODM customization with technical drawings. Contact us for stable factory pricing and reliable supply.