Other Bearings

Self-Aligning Roller Bearings 23144-23160 for Railway Vehicle Axle, High Precision P0-P4

SKU: 8d26256a0749 In Stock

Ensure smooth, reliable rotation for railway vehicle axles with our Self-Aligning Roller Bearings 23144-23160, engineered to deliver high precision (P0-P4) and long service life even under heavy loads. These double-row radial bearings self-align to compensate for shaft misalignment, reducing wear and minimizing maintenance downtime—critical for keeping rail operations on schedule.

  • Precision ratings from P0 to P4 meet strict railway industry standards, ensuring consistent performance across speed variations
  • Constructed with high-grade bearing steel for exceptional durability, paired with clearance options (C0/C3/C4) to optimize load distribution
  • Backed by our ISO 9001-certified quality control and 12-month warranty, offering peace of mind for your fleet’s reliability
Wholesale Price (FOB)
¥1.10
MOQ: 1 Piece • Bulk discounts available on inquiry
12-Month Warranty
Free Samples
Global Shipping
Product Specifications

Technical Details & Description

Especificaciones del Producto

Parámetro

Detalles

Modelo NO.

Clasificación de Precisión

P0, P6, P5, P4, P2

Liquidación

C0, C3, C4

Característica

Larga Vida, Alta Velocidad, Bajo Ruido

Servicio

OEM, ODM

Cuerpo Rodante

Rodamientos de rodillos

El Número de Filas

Doble

Material

Acero para rodamientos

Esférico

Alineación de rodamientos

Dirección de Carga

Rodamiento Radial

Separado

No separado

Especificación

100*180*46 mm

Origen

China

Código HS

8482300000

23144, 23148, 23152, 23156, 23160

Industrias de Aplicación

Industria

Equipo Típico

Maquinaria Industrial

Railway & Transportation Railway Vehicle Axles, Train Bogies, Locomotive Wheelsets
Heavy-Duty Gearboxes, Conveyor Systems, Crushers
Mining & Construction Excavators, Loaders, Mine Hoists

Eliminate Railway Axle Downtime with High Precision Self-Aligning Roller Bearings 23144-23160

Railway operators know the cost of unexpected axle bearing failures—delayed schedules, emergency repairs, and compromised safety. Many struggle with bearings that can’t handle heavy loads or misalignment, leading to premature wear. Sourcing reliable, precision-grade bearings for railway applications often means long lead times or minimum order quantities that don’t fit maintenance needs.

Self-Aligning Roller Bearings Engineered for Railway Axle Reliability

Our Self-Aligning Roller Bearings 23144-23160 series solves these challenges with P0-P4 precision ratings and double-row roller design, specifically optimized for railway vehicle axles. With rich stock available, we support flexible orders—including 1pc MOQ for standard items—to meet both scheduled maintenance and emergency replacement needs. Each bearing is manufactured with high-grade bearing steel, ensuring long life and low noise operation even under the heavy radial loads of railway applications.

Key Advantages for Railway Axle Applications

Railway axles demand bearings that accommodate misalignment, handle dynamic loads, and maintain performance at varying speeds. Our self-aligning roller bearings feature a spherical outer ring, allowing up to 2 degrees of misalignment compensation—critical for railway bogies where axle deflection occurs. The double-row roller design distributes load evenly, enhancing durability and reducing the risk of catastrophic failure under the 200+ tonne weights of modern railcars.

Technical Specifications That Matter for Railway Performance

Precision and clearance are non-negotiable for railway bearings. Our P0-P4 precision ratings ensure minimal runout, reducing vibration and noise that can lead to fatigue cracks. Clearance options (C0, C3, C4) allow customization for specific operating conditions: C3 and C4 clearances accommodate thermal expansion in high-speed applications, while C0 suits standard operating temperatures. The unseparated design simplifies installation and maintenance, a critical factor for railway workshops working under tight schedules.

The Hidden Cost of Compromising on Railway Bearings

Choosing low-quality bearings for railway axles may seem cost-effective initially, but the true cost includes unscheduled downtime, trackside repairs, and potential safety incidents. A single axle bearing failure can cost tens of thousands in lost revenue and repairs. Our bearings, backed by ISO9001 certification and full quality control processes, deliver consistent performance—lowering total cost of ownership by reducing maintenance frequency and extending service intervals.

Why Railway Operators Trust Saifan Bearings

With 18 years of experience manufacturing bearings for global markets, we understand railway industry demands. Our in-house R&D and QC lab ensure each bearing meets international standards, while OEM/ODM capabilities allow customization for specific axle designs. We offer a 12-month global warranty, free technical guidance, and defect replacement—providing peace of mind for critical railway applications. Our 5-15 day bulk delivery and 3-5 day sample lead time ensure you get the bearings you need when you need them.

Packaging & Shipping

    Embalaje de palets de cartón para un transporte seguro

  • 3-5 days sample lead time for urgent evaluation
  • 5-15 days bulk delivery for scheduled maintenance
  • Sea or air transport options to match your timeline
  • 1pc MOQ disponible para necesidades de reemplazo de emergencia

Get Your Railway Axle Bearings Today

Don’t let bearing issues disrupt your railway operations. Whether you need a single replacement bearing or bulk order for fleet maintenance, we have the stock and expertise to support you. Send us your bearing model, application details, and quantity—our team will provide a quote within 24 hours, ensuring you get back on track with minimal delay.

Preguntas Frecuentes

Q: Are these bearings suitable for high-speed railway applications?

A: Yes, our self-aligning roller bearings with P4 precision and C3/C4 clearance are designed to handle high-speed railway axle operations, reducing vibration and heat buildup.

Q: How do I confirm the correct bearing size for my railway axle?

A: Provide your axle model or existing bearing designation, and our technical team will verify compatibility with the 23144-23160 series specifications.

Q: What warranty do you offer for railway bearings?

A: Ofrecemos una garantía global de 12 meses que cubre defectos de fabricación, con reemplazo o reembolso gratuito para productos no conformes.

Q: ¿Cuál es la cantidad mínima de pedido para estos rodamientos?

A: We accept 1pc MOQ for standard items, ideal for emergency repairs or small-batch maintenance.

Q: How quickly can you ship bearings for urgent railway repairs?

A: Samples are available within 3-5 days, and bulk orders ship within 5-15 days, with air transport options for time-sensitive needs.

Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.

Sample Policy

Free samples available for distributors. 3–5 days production lead time.

Bulk Delivery

5–15 days for bulk orders. T/T, L/C and Alibaba payments accepted.

Certifications

ISO 9001:2015, ISO 14001 certified. ABMA / DIN compliant.

After-Sales

12-month warranty plus dedicated technical failure analysis support.

Engineering Insights

Latest from Our Knowledge Base

ALL ARTICLES