Especificaciones del Producto
Parámetro
Detalles
Número de modelo
| NJ2238 NJ2238 |
| Outer Dimension |
35mm-180mm |
Material
Acero para rodamientos
Esférico
| Non-Aligning Bearings |
Dirección de Carga
Rodamiento Radial
Separado
Separado
Nombre del producto
| Cylindrical Roller Bearing |
| Structure |
Cylindrical |
Tipo de Sellos
| Open |
| Lubricate |
Oil Grease Dry |
Clasificación de Precisión
P0 P6 P5 P4 P2
| Number of Row |
Single Row |
Vibración
| V1V2V3V4 |
Servicio
OEM ODM
Paquete de Transporte
Palé de Cartón
Especificación
| 150*225*56 mm |
Marca registrada
BDL
Origen
China
Código HS
| 8482500090 |
Capacidad de Producción
| 100000 |
Industrias de Aplicación
Industria
Equipo Típico
Maquinaria Industrial
Máquinas herramienta, Maquinaria de impresión, Reductores
Automotriz
| Transmission Systems, Gearboxes |
Agricultura
Cosechadoras, Tractores
Nueva Energía
Aerogeneradores, Equipos Solares
Construcción
Excavadoras, Maquinaria Pesada
Reduce Downtime with Wear-Resistant NJ2238E Cylindrical Roller Bearings for Industrial Machinery
Industrial machinery operators know the cost of unexpected downtime—missed deadlines, maintenance overtime, and disrupted production schedules. When low-quality bearings fail prematurely in critical equipment like machine tools or reducers, the consequences ripple through operations. Sourcing reliable, wear-resistant bearings that meet precise dimensional requirements (150x225x56mm) often means navigating minimum order quantities that delay repairs or settling for substandard alternatives that compromise performance.
NJ2238E Bearings: Engineered for Longevity in Heavy-Duty Applications
Our NJ2238E cylindrical roller bearings address these challenges with a design optimized for industrial machinery. Crafted from high-grade bearing steel, these radial roller bearings deliver exceptional wear resistance, making them ideal for high-load environments in machine tools, printing presses, and reducers. With precision ratings from P0 to P4, we ensure dimensional accuracy that minimizes vibration and extends equipment life. Supported by our ISO9001-certified production process, each bearing undergoes rigorous quality control to guarantee consistency—no more guessing if your replacement part will fit or perform.
Dónde Este Rodamiento Sobresale
NJ2238M 150x225x56mm bearings thrive in applications demanding radial load capacity and durability. In industrial gearboxes, they handle continuous torque without deformation, while their separated structure allows for easy maintenance and quick replacement during scheduled shutdowns. Whether operating in high-speed spindles or heavy-duty conveyors, these bearings maintain stability across temperature fluctuations and contamination exposure, ensuring reliable rotation even in harsh workshop conditions.
Detalles técnicos que definen el rendimiento
The performance of our cylindrical roller bearings stems from critical engineering features. The precision rating (P0-P4) directly impacts rotational accuracy—P4 grade bearings, for example, reduce runout to less than 5μm, crucial for CNC machine tools requiring micron-level precision. Vibration class V1-V4 ensures smooth operation; lower vibration levels (V3-V4) minimize noise in office-adjacent printing equipment. The open seal design allows for flexible lubrication with oil, grease, or dry film, adapting to specific machinery requirements. Additionally, the single-row structure balances load capacity and compactness, making it suitable for equipment with space constraints.
The Hidden Costs of Choosing Inferior Bearings
Opting for low-cost, uncertified bearings may seem economical upfront, but the long-term costs are steep. A bearing failure in a production line can halt operations for 8-16 hours, costing thousands in lost output. Poor material quality leads to premature wear, requiring frequent replacements and increasing maintenance labor. In contrast, our wear-resistant roller bearings, backed by a 12-month global warranty, reduce total cost of ownership by extending service intervals and minimizing unexpected downtime. Each bearing meets international standards, ensuring compatibility with OEM equipment and avoiding costly retrofits.
Why Industrial Buyers Choose Saifan Bearings
With 18 years of manufacturing experience, Jinan Saifan Bearing combines expertise with reliability. Our full R&D and QC lab ensures each NJ2238E bearing meets strict performance criteria, while ISO14001 certification reflects our commitment to sustainable production. We support flexible orders—1pc MOQ for standard items—so you can source exactly what you need, when you need it. Sample lead times of 3-5 days and bulk delivery within 5-15 days mean minimal wait for critical replacements. Our technical team provides free guidance on installation and maintenance, helping you maximize bearing life. Plus, our defect replacement policy ensures peace of mind: if a bearing fails due to manufacturing defects, we replace it at no cost.
Packaging & Shipping
- Secure carton packaging with pallet reinforcement for international transport
- Sample lead time: 3-5 days; bulk delivery: 5-15 days
- Global shipping via T/T, credit card, or Alibaba trade terms
- Real-time tracking provided for all orders
- 1pc MOQ available for emergency repairs and small-batch needs
Get Your NJ2238E Bearings Shipped Today
Don’t let bearing issues slow down your production. Whether you need a single replacement or bulk order, our NJ2238E cylindrical roller bearings are ready to ship. Send us your equipment details and quantity, and our team will confirm compatibility and provide a quote within 24 hours. The sooner you order, the sooner you can restore reliability to your machinery.
Preguntas Frecuentes
P: ¿Son estos rodamientos genuinos y trazables?
A: Yes, all our bearings are manufactured in-house under ISO9001 standards, with full batch traceability. We provide certification of compliance for each order.
Q: How do I confirm if the NJ2238E fits my equipment?
A: Provide your machinery model or original bearing designation, and our technical team will verify compatibility based on dimensions (150x225x56mm) and load requirements.
P: ¿Cuál es la política de garantía?
A: We offer a 12-month global warranty covering manufacturing defects. Defective bearings are replaced or refunded at no additional cost.
P: ¿Cuál es la cantidad mínima de pedido?
A: Standard items have a 1pc MOQ, supporting emergency repairs and small-scale purchases.
Q: How quickly can I receive
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