Needle Roller Bearing NA6909 45x68x40mm Radial Heavy Duty Engineering Machinery Parts
Needle Roller Bearings

ISO

Certified

P0-P4

Precision

1 PC

Min. Order

Needle Roller Bearings Roller Bearing

Needle Roller Bearing NA6909 45x68x40mm Radial Heavy Duty Engineering Machinery Parts

Ensure smooth, heavy-duty performance in your engineering machinery with the Needle Roller Bearing NA6909, designed to deliver reliable radial load support for construction and industrial applications. This 45x68x40mm radial bearing handles high stress with precision, crafted from premium bearing steel to minimize wear and extend equipment uptime—ideal for replacing worn parts in excavators, loaders, and heavy machinery.

  • Engineered with P0-P4 precision ratings and C0/C3/C4 clearance options to match exact operational needs
  • Grease or oil lubrication flexibility ensures adaptability to diverse working conditions
  • 3-7 day delivery keeps your maintenance schedule on track, backed by Saifan’s ISO-certified quality assurance

MOQ

1 Piece

Lead Time

5-15 Days

Warranty

12 Mo.

Precision

P0-P4

Noise Grade

Z2-Z4

Customization

OEM/ODM

  • High-grade chrome steel for long service life
  • Strict raw material inspection & full process monitoring
  • ISO 9001:2015 & ISO 14001 certified
  • ABMA & DIN standards compliant
  • Free samples for qualified distributors
  • T/T, Credit Card & Alibaba payment accepted

Product Details

Especificaciones del Producto

Parámetro

Detalles

Número de modelo

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

Especificación

Origen

China

Código HS

8482102000

NA6909
45×68×40 mm

Industrias de Aplicación

Industria

Equipo Típico

Maquinaria de Ingeniería

Excavadoras, Cargadoras, Bulldozers

Maquinaria Industrial

Maquinaria Agrícola

Cosechadoras, Tractores

Gearboxes, Conveyors, Presses

Reduce Downtime with NA6909 45x68x40mm Heavy Duty Needle Roller Bearing

Construction and industrial operations face costly delays when equipment bearings fail prematurely. Many buyers struggle with unreliable suppliers offering inconsistent quality, long lead times for critical parts, and difficulty sourcing bearings that meet heavy-load requirements. These issues disrupt production schedules and increase maintenance costs.

NA6909 Bearing: Engineered for Heavy-Duty Performance

The NA6909 45x68x40mm Radial Heavy Duty Needle Roller Bearing addresses these challenges with its robust design and reliable performance. As an integrated manufacturer with ISO9001 and ISO14001 certifications, we ensure each bearing meets strict quality standards. With a 3–7 day delivery time and 1pc MOQ, we support both emergency repairs and bulk orders for engineering machinery, industrial gearboxes, and agricultural equipment.

Rendimiento Óptimo en Condiciones Exigentes

Designed for radial heavy-duty applications, the NA6909 bearing excels in high-load environments typical of construction machinery and industrial equipment. Its needle roller design provides high load-carrying capacity within a compact size, making it ideal for space-constrained gearboxes and power transmission systems. The closed type construction protects internal components from contaminants, ensuring durability in dusty or moist work sites.

Características técnicas que garantizan la fiabilidad

The NA6909 bearing’s performance is defined by key technical attributes. Its precision ratings (P0-P4) allow for tight tolerance control, reducing vibration and noise in high-speed operations. Clearance options (C0, C3, C4) accommodate thermal expansion and installation requirements, critical for maintaining performance in varying temperatures. Constructed from high-grade bearing steel, it offers excellent wear resistance, while compatibility with both grease and oil lubrication provides flexibility for different operating conditions.

Quality Bearings Minimize Total Cost of Ownership

Choosing low-quality bearings often leads to hidden costs: unexpected downtime, frequent replacements, and potential damage to connected components. Our NA6909 Engineering Machinery Needle Bearing, backed by a 12-month global warranty, reduces these risks. Each unit undergoes rigorous quality control in our dedicated lab, ensuring consistent performance that lowers long-term maintenance expenses. We stand behind our products with defect replacement and refund policies, providing peace of mind for your operations.

Por qué los compradores globales eligen los rodamientos Saifan

With over 18 years of experience, Jinan Saifan Bearing serves buyers across Europe, America, Southeast Asia, and the Middle East. Our full R&D capabilities and OEM/ODM customization support ensure bearings meet your specific requirements. We maintain a large production capacity (1,000,000 units annually) to handle bulk orders, while our flexible payment options (T/T, credit card, Alibaba trade) simplify transactions. Our technical team provides free guidance on installation and maintenance, ensuring optimal bearing performance.

Packaging & Shipping

    Embalaje en cartón y palets para un transporte seguro https://bearingnsk.com/wp-content/uploads/2026/07/chinese-bearing-manufacturers-implement-iso-9001-iatf-16949-1.jpg3–7 días de tiempo de entrega para pedidos estándarhttps://bearingnsk.com/wp-content/uploads/2026/07/chinese-spherical-roller-bearings-installed-in-wind-turbine-2.jpg

    Envío global a través de DHL, FedEx, UPS, aire o flete marítimo

    Seguimiento logístico en tiempo real proporcionado para todos los envíos

  • 1pc minimum order quantity available for emergency needs

Get Your NA6909 Bearing Shipped Today

Don’t let equipment downtime affect your productivity. Whether you need a single replacement bearing or a bulk order, we ensure fast delivery and reliable quality. Contact us with your requirements, and our team will assist with选型 and pricing to get your machinery back in operation quickly.

Preguntas Frecuentes

Q: Is this a genuine NA6909 bearing?

A: Yes, we manufacture bearings to international standards and provide full traceability for all products. Our ISO certifications ensure quality and authenticity.

Q: How do I confirm if the NA6909 fits my equipment?

A: Provide your equipment model or technical specifications, and our engineering team will verify compatibility and offer选型 support at no cost.

P: ¿Cuál es el período de garantía para este rodamiento?

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

P: ¿Cuál es la cantidad mínima de pedido?

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

Q: How quickly can you ship the NA6909 bearing?

A: Sample lead time is 3–5 days, with bulk delivery in 5–15 days. We prioritize urgent orders to minimize your downtime.

Q: Can you provide customizations for the NA6909?

A: Yes, we offer full OEM/ODM services, including custom precision levels, clearances, and packaging to meet your specific application needs.

Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.

Tags: 45x68x40mm Bearing Construction Machinery Replacement Bearings Engineering Machinery Needle Bearing Heavy Duty Radial Needle Bearing NA6909 45x68x40mm Roller Bearing NA6909 Bearing needle roller bearing Radial Heavy Duty Bearing
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