Especificaciones del Producto
Parámetro
Detalles
Número de modelo
| NA4914 |
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
Tiempo de Entrega
3-7 días
Servicio
OEM ODM
Paquete de Transporte
Palé de Cartón
Especificación
| 70*100*30 mm |
Marca registrada
BDL
Origen
China
Código HS
8482102000
Capacidad de Producción
1000000
Industrias de Aplicación
Industria
Equipo Típico
Maquinaria Industrial
Herramientas de Máquina, Equipos de Impresión, Reductores
Automotriz
Sistemas de Transmisión, Conjuntos de Ejes
Maquinaria Agrícola
Cosechadoras, Tractores
Construcción
Excavadoras, Maquinaria de Carga Pesada
Fabricación
Máquinas CNC, Sistemas de Transporte
Prevent Equipment Downtime with NA4914 NA4915 NA4916 Needle Roller Bearings
Industrial machinery operators know the cost of unexpected bearing failure—hours of production lost, expensive repairs, and missed deadlines. When standard bearings can’t handle radial loads in tight spaces, finding a reliable precision solution becomes critical. Many buyers struggle with long lead times for custom sizes or inconsistent quality from uncertified suppliers, leaving production lines vulnerable.
Precision Needle Roller Bearings for Critical Industrial Applications
Our Needle Roller Bearing NA4914, NA4915, and NA4916 series (70x100x30mm) delivers the reliability industrial machinery demands. With P0-P4 precision ratings and C0-C4 clearance options, these bearings excel in high-load, limited-space applications like machine tool spindles and reducers. Backed by our ISO9001-certified production process and 12-month global warranty, we ensure consistent performance with 3–5 day sample lead times and bulk delivery within 5–15 days.
Diseñado para Entornos Industriales de Alta Carga
Designed as radial bearings without inner or outer rings, the NA4914 series maximizes load capacity in compact installations. Constructed from high-grade bearing steel and lubricated with grease or oil, these closed-type bearings withstand the rigors of continuous operation in manufacturing, automotive, and agricultural machinery. Whether handling the radial forces of a printing press or the shock loads of a tractor transmission, proper bearing selection directly impacts equipment lifespan and operational efficiency.
Características Técnicas Clave que Importan
Precision rating is a critical factor—P0 for general industrial use, P4 for high-precision applications like CNC machine spindles where minimal runout is essential. Clearance options (C0 standard, C3/C4 for thermal expansion) ensure optimal performance under varying operating temperatures. The closed design protects internal components from contaminants, reducing maintenance needs, while the bearing steel construction provides the durability required for heavy-load scenarios. These technical details translate to longer bearing life and reduced unplanned downtime.
Why Quality Bearings Lower Total Cost of Ownership
Choosing uncertified bearings may save upfront costs, but the hidden expenses add up. Early failure due to poor material quality or imprecise manufacturing leads to production halts, replacement labor, and potential damage to mating components. Our NA4914 series, produced in our ISO14001-certified facility with full R&D support, minimizes these risks. Each bearing undergoes rigorous QC testing, ensuring compliance with international standards and delivering consistent performance that lowers long-term operational costs.
Su Socio de Rodamientos de Confianza Desde 2005
Jinan Saifan Bearing has served global buyers across Europe, America, and Southeast Asia for over 18 years, building a reputation for stable supply and competitive pricing. Our in-house QC lab and full OEM/ODM capabilities mean we can meet custom specifications while maintaining strict confidentiality for brand partners. We offer flexible orders with 1pc MOQ for standard items, free samples (buyer covers freight), and multiple payment options including T/T and Alibaba Trade Assurance. Our technical team provides free guidance, and we stand behind every product with defect replacement or refund.
Packaging & Shipping
Embalaje seguro de cartón y paletas para prevenir daños durante el tránsito
- 3–7 days delivery for standard items, with expedited options available
Envío global a través de DHL, FedEx, UPS, aire o flete marítimo
Se proporciona seguimiento en tiempo real para todos los pedidos
- 1pc minimum order quantity to support emergency repairs and small-batch needs
Get Your NA4914 Series Bearings Today
Don’t let bearing issues slow your production. Whether you need a single sample for testing or bulk orders for your assembly line, 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. The sooner you order, the sooner you can secure reliable rotation for your machinery.
Preguntas Frecuentes
P: ¿Son estos rodamientos genuinos y trazables?
A: Yes, all our bearings are manufactured in our ISO9001-certified facility and come with full traceability documentation. We also supply authentic NSK/INA bearings for specific requirements.
Q: How do I confirm the NA4914 series is compatible with my equipment?
A: Provide your equipment model, operating load, speed, and temperature range. Our technical team will verify compatibility and recommend the optimal precision and clearance等级 for your application.
P: ¿Cuál es su política de garantía?
A: Ofrecemos una garantía global de 12 meses que cubre defectos de fabricación. Si un rodamiento falla bajo condiciones de operación normales, proporcionamos un reemplazo gratuito o un reembolso completo.
P: ¿Cuál es la cantidad mínima de pedido?
A: We accept 1pc MOQ for standard bearings like the NA4914 series, making us ideal for emergency repairs or small-scale projects.
P: ¿Qué tan rápido pueden enviar mi pedido?
A: Standard items are shipped within 3–7 days. For bulk orders, delivery takes 5–15 days depending on quantity and destination.
Q: ¿Cómo puedo verificar la autenticidad de los rodamientos?
A: Each bearing is marked with the BDL trademark and model number. We also provide batch test reports and certification documents upon request to confirm quality and origin.
Ready to order or need a quote?
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Tags:
70x100x30mm Bearing
Industrial Machinery Needle Roller Bearing
NA4914 Bearing
NA4915 Bearing
NA4916 Bearing
needle roller bearing
P0 Precision Bearing
P4 precision bearing
