Especificaciones del Producto
Parámetro
Detalles
Modelo NO.
N305em, NJ305em, NF305em |
Nombre del Producto
Rodamiento de rodillos cilíndricos
Especificación
25*62*17mm |
Tamaño del orificio
15-90 mm
Dimensión Externa
35mm-180mm
Material
Acero para rodamientos
Estructura
Cilíndrico
Dirección de Carga
Rodamiento Radial
Separado
Separado
Esférico
Rodamientos No Alineados
Lubricación
Grasa o Aceite
Calificación de Precisión
P0, P6, P5, P4, P2
Vibración
,
,
Servicio
OEM, ODM
Marca registrada
NSK |
Origen
Japón
Código HS
8482500090
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 Pesada
Minimize Downtime with High Precision N305em NJ305em NF305em Cylindrical Roller Bearings
Industrial machinery operators know the frustration of unexpected downtime caused by bearing failures. When low-quality bearings wear prematurely, production lines halt, repair costs mount, and deadlines slip. Sourcing reliable high-precision bearings often means navigating minimum order quantities that don’t fit urgent maintenance needs, or waiting weeks for delivery. These challenges disrupt operations and eat into profitability.
Diseñado para un Rendimiento Confiable en Maquinaria Crítica
Our High Precision Cylindrical Roller Bearings N305em, NJ305em, and NF305em are designed to address these pain points. With precision ratings from P0 to P4 and noise grades Z1V1 to Z3V3, they deliver consistent performance in industrial machinery like machine tools and reducers. Backed by our ISO9001-certified quality control processes, each bearing undergoes rigorous testing to ensure durability. We offer flexible ordering with 1pc MOQ for standard items and 3–5 days sample lead time, so you can get the exact bearings you need without unnecessary delays.
Optimized for High-Load, High-Precision Applications
Cylindrical roller bearings excel in applications requiring high radial load capacity and precise alignment. The N305em, NJ305em, and NF305em models, with their 25*62*17mm dimensions, are ideal for machinery operating under continuous heavy loads, such as printing presses and agricultural equipment. Their separated structure allows for easy mounting and dismounting, simplifying maintenance and reducing equipment downtime. Whether your machinery runs at high speeds or requires strict dimensional accuracy, these bearings provide the stability needed to keep operations running smoothly.
Características técnicas clave que impulsan el rendimiento
The performance of these cylindrical roller bearings is defined by critical technical attributes. Precision rating P4 ensures minimal radial runout, essential for maintaining accuracy in CNC machine tools where even微小偏差 can compromise workpiece quality. Vibration grade Z3V3 reduces operational noise, a crucial factor in factory environments where noise pollution affects worker comfort and compliance. The use of high-grade bearing steel enhances wear resistance, extending service life under heavy loads. Dynamic load capacity is optimized through precision manufacturing, allowing these bearings to handle the rigorous demands of industrial machinery without premature failure.
Why Authenticity Matters for Long-Term Cost Efficiency
Choosing genuine bearings over counterfeit alternatives directly impacts your total cost of ownership. Counterfeit bearings often fail early, leading to unplanned downtime, costly repairs, and potential damage to surrounding components. In contrast, our authentic NSK cylindrical roller bearings come with a 12-month global warranty, ensuring protection against manufacturing defects. The initial investment in genuine bearings is offset by longer service life, reduced maintenance needs, and fewer production interruptions. We provide full traceability for every bearing, giving you confidence in the integrity of your supply chain.
Su Socio de Confianza para Soluciones de Rodamientos
Since 2005, Jinan Saifan Bearing has served global buyers across Europe, America, Southeast Asia, and the Middle East. Our integrated manufacturing and exporting capabilities ensure stable supply, with a production capacity of 100,000 bearings monthly. We hold ISO9001 and ISO14001 certifications, reflecting our commitment to quality and environmental standards. Our technical team offers free guidance on bearing selection and application, helping you avoid costly mismatches. With bulk delivery times of 5–15 days and multiple payment options including T/T and Alibaba Trade Assurance, we make sourcing reliable bearings straightforward and secure.
Embalaje y Envío
Embalaje en cartón y palets para un transporte seguro
3–5 días de tiempo de entrega de muestras para evaluación urgente
5–15 días de entrega a granel para cumplir con los cronogramas de producción
Envío flexible a través de DHL, FedEx, UPS, aéreo o transporte marítimo
1pc MOQ disponible para artículos estándar, que admite reparaciones de emergencia
Get Your Bearings Delivered Fast – Minimize Downtime Today
Every hour of downtime costs your business money. Whether you need a single replacement bearing or a bulk order for scheduled maintenance, we’re ready to fulfill your request. Send us your bearing model, application details, and quantity, and our team will respond with a quote within 24 hours. Don’t let bearing issues slow you down – secure your high-precision cylindrical roller bearings now.
Preguntas Frecuentes
Q: ¿Son estos rodamientos productos auténticos de ?
A: Yes, we supply authentic NSK bearings with full traceability to ensure genuine quality and performance.
Q: How can I confirm if the N305em/NJ305em/NF305em is suitable for my equipment?
A: Proporcione el modelo de su equipo o los parámetros de operación (carga, velocidad, temperatura), y nuestro equipo técnico verificará la compatibilidad sin costo alguno.
Q: What warranty do these bearings come with?
A: All bearings include a 12-month global warranty covering manufacturing defects, with free replacement or refund available.
Q: ¿Cuál es la cantidad mínima de pedido para estos rodamientos?
A: Aceptamos 1pc MOQ para artículos estándar, ideal para reparaciones de emergencia o necesidades a pequeña escala.
P: ¿Qué tan rápido puedo recibir mi pedido?
A: Samples ship within 3–5 days, and bulk orders are delivered in 5–15 days via your preferred shipping method.
Q: How do I verify the authenticity of the bearings?
A:
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.
