Saifan Bearing Logo
Conical Roller Bearings 30203 30302 P0-P4 Precision for Automotive Industrial Applications
ISO 9001:2015 P0-P4 Precision Factory Direct
Roller Bearing
Product Detail

Conical Roller Bearings 30203 30302 P0-P4 Precision for Automotive Industrial Applications

Ensure smooth, precise rotation in your automotive and industrial machinery with Conical Roller Bearings 30203 30302—engineered to deliver P0-P4 precision for reliable performance under heavy loads. Crafted from high-grade bearing steel and featuring a separated design for easy installation, these single-row bearings minimize downtime while maximizing durability, even in demanding conditions.

  • Precision rating options from P0 to P4 ensure compatibility with high-torque applications like gearboxes and axles
  • Open seal design allows flexible lubrication (oil, grease, or dry) to adapt to your specific operational needs
  • Outer dimension range (35mm-400mm) and 17*40*12mm specification fit standard industrial and automotive assemblies seamlessly
  • Backed by Saifan’s ISO 9001-certified quality control, these bearings reduce maintenance costs and extend equipment service life

MOQ

1 Piece

Sample Lead Time

3-5 Days

Bulk Lead Time

5-15 Days

Warranty

12 Months

GET A QUOTE EMAIL DIRECTLY
Free Sample Available
OEM / ODM Support
T/T · L/C · Alibaba

Product Description

Especificaciones del producto

Parámetro

Detalles

Modelo NO.

Tipo de Sellos

Abrir

Lubricar

Grasa de aceite seca

Clasificación de Precisión

P0 P6 P5 P4 P2

Número de fila

Fila Única

Servicio

OEM ODM

Cuerpo Rodante

Rodamientos de rodillos

Material

Acero para rodamientos

Esférico

Rodamientos no autoalineables

Dirección de Carga

Rodamiento radial

Separado

Separado

Dimensión Exterior

35mm-400mm

Especificación

Origen

China

Código HS

8482500090

Capacidad de Producción

100000

30203 30302
17*40*12mm

Industrias de Aplicación

Industria

Equipo Típico

Automotriz

Maquinaria Industrial

Maquinaria agrícola

Cosechadoras, Tractores, Equipos de Labranza

Construcción

Transmissions, Axle Systems, Steering Components
Machine Tools, Gearboxes, Conveyors
Excavators, Loaders, Heavy-Duty Pumps

Prevent Equipment Downtime with Precision Conical Roller Bearings 30203 30302

Manufacturing delays from bearing failures cost businesses thousands daily. Inconsistent quality from low-cost suppliers leads to premature wear, while minimum order requirements force overstocking. When your production line halts due to a failed bearing, every minute counts—especially when replacements are hard to source quickly.

Engineered for Reliability: 30203 & 30302 Conical Roller Bearings

Our Conical Roller Bearings 30203 30302 solve these challenges with precision-engineered performance. As an integrated manufacturer with ISO9001 certification, we deliver P0-P4 precision bearings that meet automotive and industrial standards. With a 1pc MOQ for standard items and 3–5 day sample lead time, we support both emergency repairs and bulk production needs, ensuring your operations stay on track.

Rendimiento Óptimo en Condiciones Exigentes

Conical Roller Bearings excel in applications with combined radial and axial loads, making them ideal for automotive transmissions and industrial gearboxes. The separated design allows easy mounting and adjustment, while single-row construction ensures efficient load distribution. Whether operating in high-speed machinery or heavy agricultural equipment, these bearings maintain stability under varying temperatures and stress, reducing maintenance interruptions.

Excelencia técnica que impulsa el rendimiento

Precision rating directly impacts equipment accuracy—our P4 grade bearings minimize vibration and noise, critical for precision machine tools. Crafted from high-quality bearing steel, they offer superior wear resistance compared to generic alternatives. The open seal design allows flexibility in lubrication (oil, grease, or dry operation), adapting to specific application requirements. With outer dimensions ranging from 35mm to 400mm and a 17*40*12mm specification for the 30203 model, these bearings fit seamlessly into standard industrial setups.

Por qué los rodamientos de calidad reducen el costo total de propiedad

Choosing substandard conical roller bearings may save upfront costs, but frequent replacements and unplanned downtime erase those savings. Our bearings, backed by a 12-month global warranty, deliver longer service life, reducing maintenance frequency. For automotive manufacturers, compliance with international standards ensures compatibility and safety, avoiding costly recalls. Industrial machinery operators benefit from consistent performance, which lowers energy consumption and extends equipment lifespan—proving that quality bearings are an investment, not an expense.

Su Socio de Rodamientos de Confianza Desde 2005

With 18 years in the industry, Jinan Saifan Bearing serves global buyers across Europe, America, and Southeast Asia. Our full R&D and QC lab ensure each bearing meets strict quality criteria before shipment. We offer OEM/ODM customization to match unique specifications, supported by free technical guidance. Our 5–15 day bulk delivery and flexible payment options (T/T, credit card, Alibaba trade) streamline procurement. When defects occur, we provide replacement or refund—no hassle, just reliable support.

Packaging & Shipping

    Embalaje en cartón y paletas para un transporte seguro

  • 3–5 day sample lead time for urgent testing
  • 5–15 day bulk delivery via DHL, FedEx, or sea freight

    • Muestras gratuitas disponibles (el comprador cubre el flete)

    1pc MOQ para artículos estándar, ideal para reparaciones de emergencia

Get Your Conical Roller Bearings Today

Don’t let bearing issues slow your production. Whether you need 30203, 30302, or custom P4 precision bearings, we have the inventory and expertise to fulfill your order quickly. Send your requirements now—our team will confirm specifications and deliver a quote within 24 hours.

Preguntas Frecuentes

P: ¿Son estos rodamientos auténticos y trazables?

A: Yes, we maintain full supply chain transparency and provide certification for all products, ensuring authenticity and quality compliance.

P: ¿Cómo confirmo el modelo de rodamiento correcto para mi equipo?

A: Share your equipment model or application details, and our technical team will assist with选型确认 to ensure compatibility.

P: ¿Cuál es su política de garantía?

A: Ofrecemos una garantía global de 12 meses, que cubre defectos de fabricación con reemplazo o reembolso gratuito.

Q: ¿Cuál es la cantidad mínima de pedido?

A: Standard items have a 1pc MOQ, supporting both small repairs and large-scale production orders.

P: ¿Qué tan rápido pueden enviar?

A: Las muestras se envían en 3–5 días, los pedidos al por mayor en 5–15 días, con opciones logísticas flexibles para cumplir con su cronograma.

P: ¿Ofrecen servicios OEM/ODM?

A: Yes, we provide full OEM/ODM customization, including custom specs, materials, and branding to meet specific application needs.

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

Tags

30203 Bearings 30302 Bearings Automotive Bearings Conical Roller Bearings Conical Roller Bearings 30203 30302 High Precision Conical Roller Bearings for Industrial Use Industrial Bearings P4 Precision Bearings
Get In Touch

Request a Quote or
Free Sample

Send us your bearing requirements. Our technical team will respond within 24 hours with pricing, availability, and custom options.

01

Submit Your Inquiry

Fill in product name, quantity, and any custom requirements.

02

Receive Quotation

We send PI with pricing and lead time within 24 hours.

03

Confirm & Ship

Confirm order, complete payment, and we arrange delivery.

Response within 24 hours

Related Products

You May Also Need