Especificaciones del Producto
Parámetro
Detalles
Número de modelo
| NA6909 |
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
| 45×68×40 mm |
Origen
China
Código HS
8482102000
Industrias de Aplicación
Industria
Equipo Típico
Maquinaria de Ingeniería
Excavadoras, Cargadoras, Bulldozers
Maquinaria Industrial
| Gearboxes, Conveyors, Presses |
Maquinaria Agrícola
Cosechadoras, Tractores
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.
