Deep Groove Ball Bearing
ISO 9001 Certified
TS 16949
Genuine SKF
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Deep Groove Ball Bearing
NTN 6203 Deep Groove Ball Bearing Japan OEM ODM
Ensure smooth, reliable rotation in your machinery with the NTN 6203 Bearing, a precision-engineered deep groove ball bearing designed to minimize downtime and maximize performance. Whether you need ZZ shields for dust resistance or 2RS seals for moisture protection, this single-row radial bearing delivers consistent load handling and reduced vibration across P0 to P4 precision levels.
- 17x40x12 mm specification ensures perfect fit for standard industrial applications
- Grease or oil lubrication flexibility adapts to your maintenance routine
- NTN Japan OEM quality guarantees durability with bearing steel construction
7
Day Prototype
vs. 8-12 wks standard
50+
Countries Served
Global logistics network
12h
Quote Response
Expert engineers on call
Typical Applications
Wind Power
Mining
Steel & Metallurgy
Automotive / EV
Rail Transit
Precision Machinery
Genuine SKF Bearings
NDA Protected
Free Sample for Orders > $50K
Global Shipping
Product Details
Especificaciones del Producto
Parámetro
Detalles
Número de modelo
6203
Tipo de Rodamiento
Rodamiento de Bolas de Surco Profundo
Tipo de Sellos
Zz, 2RS, Abierto
Lubricación
Grasa o Aceite
Clasificación de Precisión
P0, P6, P5, P4
Vibración
, Servicio
OEM, ODM
Alineando
Rodamiento No Alineado
Separado
No separado
Número de Filas
Sencillo
Dirección de Carga
Rodamiento Radial
Material
Acero para rodamientos
Especificación
17*40*12 mm
Marca registrada
Origen
Japón Código HS
8482102000
Idoneidad de la Aplicación
Industria
Aplicaciones Típicas
Equipo de Automatización
Automotriz
Cubos de rueda, alternadores, bombas de agua
Maquinaria Industrial
Selecting the correct deep groove ball bearing often leads to frustration when faced with mismatched dimensions, unclear quality standards, or limited brand options. Many buyers struggle with bearings that fail prematurely due to poor material quality or incorrect precision ratings, causing unexpected downtime and maintenance costs. Diseñado para un Rendimiento Consistente en Aplicaciones Exigentes
This NTN 6203 deep groove ball bearing addresses common industry challenges through its adherence to strict manufacturing standards and versatile design. With ISO 9001 certified production processes and comprehensive testing protocols, it ensures reliable operation in applications ranging from automotive components to industrial machinery. Our extensive inventory and multi-brand sourcing capabilities mean you can secure the exact specifications you need without navigating multiple suppliers. Rendimiento óptimo en entornos de carga radial
Designed specifically for radial load applications, this single-row deep groove ball bearing excels in scenarios with moderate rotational speeds and steady force distribution. Its non-aligning design makes it ideal for rigidly mounted shafts where misalignment is minimal, while the unseparated construction ensures easy installation and maintenance. Whether used in conveyor systems or small electric motors, the 17x40x12 mm dimensions provide a balance of compact size and load-bearing capacity suitable for diverse industrial needs. Especificaciones Técnicas que Impactan la Fiabilidad
The bearing’s performance is defined by critical engineering details: Bearing steel construction delivers the hardness required for long-term wear resistance, with precision ratings from P0 to P4 allowing selection based on application tolerance requirements. Vibration classes Z1V1 to Z3V3 ensure quiet operation in noise-sensitive environments, while available seal options (Zz, 2RS, Open) cater to varying contamination and lubrication retention needs. Proper lubrication—either grease or oil—further extends service life by reducing friction and heat buildup during operation. Costo Total de Propiedad: Por qué la Calidad Importa
Choosing a precision-engineered deep groove ball bearing like the NTN 6203 minimizes long-term costs compared to lower-quality alternatives. Inferior bearings often exhibit early wear due to substandard materials, leading to equipment downtime, replacement expenses, and potential damage to adjacent components. This bearing’s compliance with international standards ensures predictable performance, reducing the risk of unplanned maintenance. By selecting the appropriate precision class and seal type upfront, you optimize both initial investment and ongoing operational efficiency. Calidad en la que puedes confiar
Our commitment to quality is built on verifiable processes: All bearings undergo rigorous inspection, including dimensional checks, hardness testing, and surface finish analysis. We maintain ISO 9001 certification for our production and quality control systems, ensuring consistency across every unit. A defined质保期 covers manufacturing defects, with clear protocols for returns and replacements. Our ability to source from both international brands and domestic manufacturers means we can fulfill orders for specific brands or equivalent specifications based on your requirements. Empaquetado en cartones con opciones de palet para pedidos al por mayor
La disponibilidad de stock garantiza un despacho rápido para requisitos urgentes
Opciones de envío flexibles que incluyen mensajería exprés, transporte aéreo y marítimo
Whether you need a single NTN 6203 deep groove ball bearing or bulk quantities, provide your required specifications—including seal type, precision class, and quantity—and we’ll deliver a competitive quote with lead time. Our technical team can also assist with cross-referencing alternative brands if needed, ensuring you get the right bearing for your application. Preguntas Frecuentes
Q: ¿Suministran rodamientos de otras marcas además de ?
A: Yes, we support inquiries for all major international brands (including SKF, NSK, Koyo, NACHI, IKO, FAG, Timken) and domestic brands, providing options based on your specific requirements. Q: How can I confirm if this 6203 bearing fits my equipment? A: Provide your equipment model or existing bearing dimensions (inner diameter x outer diameter x width), and our technical team will verify compatibility with the NTN 6203 specifications. P: ¿Cuál es su política de garantía para este rodamiento?
A: We offer a质保期 covering manufacturing defects. Specific terms are detailed in our sales agreement, with options for returns or replacements in case of verified issues. P: ¿Cuál es la cantidad mínima de pedido para este rodamiento?
A: We accept low minimum order quantities, including single-unit purchases, to support both maintenance needs and small-scale production runs. Q: How quickly can you ship the NTN 6203 bearing? A: Stock items are typically dispatched within 1-2 business days. Shipping time depends on the selected method—express courier, air, or sea freight. P: ¿Ofrecen servicios OEM o ODM para rodamientos? A: Yes, we support OEM and ODM customization, including private labeling and production to specific dimensional or performance requirements provided by the customer. Ready to order or need a quote?
NTN
Conveyor systems, small electric motors
Machine tool spindles, gearboxes
Finding the Right Deep Groove Ball Bearing 6203? Key Factors to Consider
Packaging & Shipping
Get Your NTN 6203 Bearing Quote Today
Send the bearing model, dimensions (d x D x B), and quantity — we’ll get back to you with pricing and lead time.
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Product Summary
- Product Name
- NTN 6203 Deep Groove Ball Bearing Japan OEM ODM
- Category
- Deep Groove Ball Bearing
- Brand
- SKF
- Certification
- ISO 9001 · TS 16949
- Lead Time
- 7 Working Days
Get a Custom Quote
Our engineers will respond within 12 hours with a tailored solution.
Request QuoteGeneral Specifications
| Bearing Type | Deep Groove Ball Bearing |
| Brand | SKF |
| Quality Standard | ISO 9001 / TS 16949 |
| Precision Grade | P0 / P5 / P6 (custom) |
| Material | Chrome Steel / Stainless |
| Cage Material | Steel / Brass / Polyamide |
| Lubrication | Grease / Oil (specify) |
| Operating Temp. | -40°C to +200°C |
| Min. Order Qty | 1 pc (samples available) |
| Prototype Lead Time | 7 Working Days |
Performance Parameters
| Load Capacity | Contact for C0/Cr values |
| Speed Rating | Contact for ndm limit |
| Vibration Level | Z1 / Z2 / Z3 (custom) |
| Noise Level | V1 / V2 / V3 (custom) |
| Fatigue Life | L10h per ISO 281 |
| Sealing Options | Open / Z / 2Z / RS / 2RS |
Custom Specifications Available
Our engineering team can modify bearing dimensions, materials, seals, and clearances to meet your specific operating requirements. Submit your drawing or spec sheet for a tailored proposal.
Wind Power
Main shaft bearings, gearbox bearings, and generator bearings for onshore and offshore wind turbines.
Mining & Quarrying
Heavy-duty bearings for crushers, conveyors, and rotary equipment in extreme dust and shock-load environments.
Steel & Metallurgy
High-temperature bearings for rolling mills, continuous casting, and furnace applications.
Automotive / EV
Wheel hub bearings, transmission bearings, and e-motor bearings for passenger and commercial vehicles.
Rail Transit
Axle box bearings, traction motor bearings, and gearbox bearings meeting EN/UIC railway standards.
Precision Machinery
High-precision spindle bearings, angular contact bearings, and super-precision bearings for CNC and robotics.
Application Design
EngineeringOur engineers analyze your operating conditions -- load, speed, temperature, environment -- and select or design the optimal bearing solution to maximize service life and reduce total cost of ownership.
Custom Modification
7-Day TurnaroundNeed non-standard dimensions, special materials, or modified clearances? We can modify standard SKF bearings or manufacture fully custom solutions with a 7-day prototype turnaround.
Failure Analysis
DiagnosticsWhen bearings fail prematurely, our team conducts root-cause analysis using advanced diagnostic tools to identify the failure mode and recommend corrective action.
Predictive Maintenance
Up to 40% Less DowntimeWe deploy vibration monitoring, thermal imaging, and oil analysis programs that detect bearing deterioration early -- reducing unplanned downtime by up to 40%.
On-site Installation
Global CoverageProper installation is critical to bearing performance. Our certified technicians provide on-site installation support, alignment verification, and operator training worldwide.
Lifecycle Support
Enterprise SLAFrom initial selection through end-of-life, our dedicated account managers provide scheduled maintenance plans, re-lubrication programs, and replacement forecasting for enterprise clients.
Why SKF China
The engineering partner advantage
7 Days
Prototype Lead Time
vs. 8-12 weeks via standard channels
15+
Certified Engineers
SKF-certified, on-call for your project
50+
Countries Delivered
Reliable global logistics network
Request a Quote
Get a custom quote for
NTN 6203 Deep Groove Ball Bearing Japan OEM ODM
NDA protected · Free samples for orders > $50K · Reply within 12 hours
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