Especificaciones del Producto
Parámetro
Detalles
Número de modelo
| 31311, 33213, 33013, 33116, 32912 |
Dimensión exterior
35mm-400mm
Material
Acero para rodamientos
| Design Type |
Non-Aligning Bearings, Separated |
Dirección de Carga
Rodamiento Radial
Nombre del producto
Rodamiento de rodillos cónicos
Tamaño del orificio
15-240 mm
Lubricación
Grasa o Aceite
Clasificación de Precisión
P0, P6, P5, P4, P2
Grado de Vibración
,
,
Servicio
OEM, ODM
Paquete de Transporte
Palé de Cartón
| Specification (31311) |
60*130*48.5 mm
Origen
China
Código HS
8482200000
Industrias de Aplicación
Industria
Equipo Típico
Maquinaria Industrial
Herramientas de Máquina, Prensas de Impresión, Reductores
Automotriz
| Wheel Hubs, Gearboxes, Axle Systems |
Maquinaria Agrícola
| Harvesters, Tractors, Heavy-Duty Transmissions |
Construcción
Excavadoras, Cargadoras, Transportadores
Fabricación
| CNC Machines, Spindles, Industrial Fans |
Eliminate Downtime with High Precision 31311 & 33213 Tapered Roller Bearings
Industrial machinery operators know the cost of unexpected downtime—hours lost to bearing failure, missed deadlines, and costly repairs. Many face the frustration of matching complex bearing specifications or waiting weeks for bulk orders. When precision matters most, settling for low-quality alternatives risks equipment damage and production delays.
Diseñado para un Rendimiento Confiable en Maquinaria Crítica
Our Tapered Roller Bearings, including models 31311 and 33213, deliver the precision and durability industrial machinery demands. With P0-P4 precision ratings and Z2-Z4 noise control, these bearings minimize vibration and extend equipment life in high-stress applications. Backed by our ISO9001-certified production process and dedicated QC lab, each unit undergoes rigorous testing to ensure consistent performance.
Optimal Performance in Heavy-Load Industrial Environments
Designed for radial and axial load handling, these bearings excel in machinery subject to heavy loads and continuous operation. The separated inner and outer rings allow for easy mounting and maintenance, while bearing steel construction ensures resistance to wear and deformation under pressure. Whether in machine tool spindles, printing presses, or reducers, these bearings maintain stability even at high speeds, reducing the risk of unplanned shutdowns.
Key Technical Features That Maximize Machinery Uptime
Precision rating directly impacts machinery accuracy—our P4-grade bearings, for example, ensure minimal radial runout, critical for CNC machine tools requiring tight tolerances. Vibration grades Z2V2 and Z3V3 reduce noise and energy loss, making them ideal for precision equipment. The 60*130*48.5 mm specification of the 31311 model balances load capacity with compact design, fitting seamlessly into standard industrial gearboxes. Separated construction simplifies installation, cutting maintenance time and labor costs.
Why Genuine Bearings Lower Your Total Cost of Ownership
Counterfeit bearings may offer lower upfront prices, but they often fail prematurely, leading to costly repairs and production losses. Our Tapered Roller Bearings, manufactured to international standards, provide predictable performance and a 12-month global warranty. With free technical guidance and defect replacement, we help you avoid the hidden costs of poor-quality components—ensuring your machinery runs longer and more efficiently.
Trusted by Global Buyers for Over 18 Years
Since 2005, Jinan Saifan Bearing has supplied industrial clients across Europe, America, and Southeast Asia with reliable bearing solutions. Our integrated manufacturing and exporting capabilities mean we control quality from raw material to delivery. We offer flexible orders—1pc MOQ for standard items, 3–5 day sample lead times, and 5–15 day bulk delivery—to meet both emergency repairs and planned production needs. Our ISO14001 certification underscores our commitment to sustainable, reliable manufacturing.
Packaging & Shipping
Embalaje seguro de cartón y paletas para prevenir daños durante el tránsito
Plazo de entrega de 3 a 5 días para muestras, de 5 a 15 días para pedidos al por mayor
Envío global a través de DHL, FedEx, UPS, aire o flete marítimo
Seguimiento en tiempo real proporcionado para todos los envíos
- 1pc minimum order quantity for standard models
Get Your Bearings Delivered Fast—No Minimum Order Required
Don’t let bearing issues slow your production. Whether you need a single 31311 for emergency repair or bulk 33213 bearings for scheduled maintenance, we have you covered. Send us your model number, application details, and quantity, and our team will provide a quote within 24 hours.
Preguntas Frecuentes
P: ¿Son estos rodamientos genuinos y trazables?
A: Yes, all our bearings are manufactured in-house under ISO9001 standards, with full traceability from raw material to delivery.
Q: How do I confirm if the 31311 or 33213 is compatible with my machinery?
A: Proporcione el modelo de su equipo o las especificaciones técnicas, y nuestro equipo de ingeniería verificará la compatibilidad sin costo alguno.
Q: What warranty do you offer on these tapered roller bearings?
A: Ofrecemos una garantía global de 12 meses que cubre defectos de fabricación, con reemplazo o reembolso gratuito para productos no conformes.
P: ¿Cuál es la cantidad mínima de pedido para modelos estándar?
A: We accept 1pc MOQ for standard bearings like the 31311 and 33213, ideal for emergency repairs or small-batch needs.
P: ¿Qué tan rápido pueden enviar después de la confirmación del pedido?
A: Standard items ship within 5–15 days; samples are available in 3–5 days. We also offer expedited shipping options.
Q: ¿Ofrecen servicios OEM/ODM para requisitos de rodamientos personalizados?
A: Yes, we provide full OEM/ODM customization, including custom dimensions, precision grades, and branding, supported by our R&D team.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
