Angular Contact Ball Bearing
SKF Cylindrical Roller Bearing N202em N203em N204em High Quality
ISO 9001 TS 16949
Genuine SKF
50+ Countries
24h Response

-- SKF Authorized Engineering Partner

SKF Cylindrical Roller Bearing N202em N203em N204em High Quality

Boost your machinery's reliability with precision-engineered SKF Cylindrical Roller Bearing solutions that minimize downtime and extend service life. These N202em, N203em, and N204em models deliver exceptional radial load handling, ensuring smooth operation even under heavy industrial stress.

  • Single-row design optimized for high-speed applications, paired with P0-P2 precision ratings to meet strict performance standards
  • Constructed from premium bearing steel with versatile Zz/2RS/Open seals, compatible with both grease and oil lubrication for flexible maintenance
  • Trusted SKF quality combined with OEM/ODM service capabilities, backed by a production capacity of 1,000,000 units to keep your operations running without interruption

Technical Specifications
Product Name
SKF Cylindrical Roller Bearing N202em N203em N204em High Quality
Category
Angular Contact Ball Bearing
Quality Standard
ISO 9001 / TS 16949
Lead Time
8-12 Weeks Custom
Minimum Order
Negotiable
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15+ Certified Engineers On-Call

Free application analysis · Failure diagnosis · Custom modification guidance. Response within 24 hours.

Especificações do Produto

Parâmetro

Detalhes

Número do Modelo

Tipo de Rolamento

Rolamentos de Esferas de Canal Profundo

Número de Linhas

Individual

Direção de Carga

Rolamento Radial

Material

Aço para rolamentos

Tipo de Vedações

Zz 2RS Aberto

Lubrificação

Graxas ou Óleo

Classificação de Precisão

P0 P6 P5 P4 P2

Vibração

Especificação

8*22*7 mm

Origem

Japão

Código HS

8482102000

676 677 678 679
Z1V1 Z2V2 Z3V3

Adequação da Aplicação

Indústria

Aplicações Típicas

Equipamentos de automação

Sistemas de transporte, maquinário de precisão

Automotivo

Engenharia Geral

Bombas hidráulicas, caixas de engrenagens

Electric motors, auxiliary components

Need Reliable Deep Groove Ball Bearings for Your Equipment? Here’s What to Check

Finding the right bearing often means sifting through countless models, worrying about compatibility, and questioning if the quality matches the price. Many buyers face delays from suppliers with limited stock, or worse, receive bearings that fail prematurely due to poor material quality or imprecise manufacturing. When your production line depends on smooth operation, these issues aren’t just inconvenient—they cost time and money.

Projetado para oferecer desempenho consistente em aplicações exigentes

This deep groove ball bearing series (models 676, 677, 678, 679) addresses these challenges with dimensions following international standards, ensuring interchangeability with major brands. Manufactured from high-grade bearing steel, it delivers reliable radial load capacity suitable for automation equipment, automotive components, and general engineering applications. With ISO 9001-certified production processes and a range of precision ratings (from P0 to P2), these bearings meet the needs of both standard and high-precision machinery.

Desempenho Ótimo em Condições de Operação Variadas

Designed for single-row radial loads, this bearing operates effectively with either grease or oil lubrication, adapting to different maintenance preferences and operating environments. The available seal options—ZZ (metal shield), 2RS (rubber seal), or open design—allow customization based on contamination risks and lubrication retention needs. Whether used in clean industrial settings or moderately dusty environments, the robust construction ensures stable performance across typical operating temperatures.

Principais características de engenharia que afetam a confiabilidade

The bearing’s 8x22x7 mm dimensions (bore diameter x outer diameter x width) make it suitable for compact installations where space is limited. Precision ratings play a critical role: P0 for general-purpose applications balances cost and performance, while higher grades like P5 or P2 reduce vibration (Z1V1 to Z3V3 classes) for sensitive equipment. The bearing steel material undergoes heat treatment to achieve optimal hardness, directly influencing wear resistance and fatigue life. Proper seal selection is equally important—2RS seals offer better protection against moisture and particles, extending maintenance intervals in harsh conditions.

Por que a escolha do rolamento certo reduz o custo total

Selecting a bearing based solely on upfront cost often leads to higher long-term expenses. Inferior bearings with substandard steel or imprecise dimensions wear quickly, causing equipment vibration, noise, and unplanned downtime. This bearing’s compliance with international standards ensures proper fit, reducing installation errors and premature failure. By matching the precision rating and seal type to your application—for example, using P5 with Z2V2 vibration class in high-speed motors—you minimize replacement frequency and maintenance labor, ultimately lowering total cost of ownership.

Garantia de Qualidade em Que Você Pode Confiar

Our production and inspection processes adhere to ISO 9001 standards, with rigorous testing of raw materials and finished products. Each bearing undergoes dimensional checks, hardness testing, and surface quality inspection to ensure consistency. We stand behind our products with a warranty covering manufacturing defects, and our flexible supply chain includes both standard inventory and OEM/ODM capabilities. Whether you need a single unit or bulk orders, we provide transparent specifications and reliable delivery.

Packaging & Shipping

    Embalagem padrão: Caixa de papelão com palete para pedidos em grandes quantidades

    A disponibilidade de estoque garante despacho rápido para requisitos urgentes

  • Multiple shipping options: Express courier, air freight, or sea freight based on delivery timeline

    • Aceita pedidos com quantidade mínima baixa, ideal tanto para testes quanto para produção em grande escala

Obtenha um Orçamento Personalizado para Suas Necessidades de Rolamentos

Whether you need this specific deep groove ball bearing or a different model, we can source and supply according to your exact specifications. Provide the bearing model, dimensions (d x D x B), quantity, and any special requirements (seal type, precision class, lubrication), and our team will prepare a detailed quote with lead time. The sooner you confirm your needs, the faster we can arrange delivery to keep your operations running smoothly.

Perguntas frequentes

P: Você fornece rolamentos de outras marcas ou modelos?

A: Yes, we offer a full range of bearings including deep groove ball, cylindrical roller, and specialized types from various international and domestic brands. We can source specific models based on your requirements.

P: Como posso verificar se este rolamento é compatível com o meu equipamento?

A: Provide your equipment model or the required dimensions (bore, outer diameter, width) and load conditions. Our technical team will verify compatibility with the bearing specifications.

Q: Qual é a sua política de garantia para rolamentos?

A: We provide a warranty against manufacturing defects. The specific terms are outlined in each order contract, covering replacement or refund for non-conforming products.

Q: Qual é a quantidade mínima de pedido para este rolamento?

A: We support low minimum order quantities, including small batches for testing or maintenance needs. Contact us for details based on your required quantity.

Q: Quanto tempo leva o envio e quais métodos estão disponíveis?

A: In-stock items ship within 1-3 business days. Shipping time depends on the method: express courier (3-5 days), air freight (5-7 days), or sea freight (20-30 days). We’ll recommend the best option based on your location and urgency.

P: Vocês podem fabricar rolamentos personalizados (OEM/ODM)?

A: Yes, we offer OEM/ODM services for custom bearing designs. Provide your technical drawings, material requirements, and performance specifications, and we can manufacture to your exact standards.

Ready to order or need a quote?
Send the bearing model, dimensions (d x D x B), and quantity — we’ll get back to you with pricing and lead time.
Contact us via email or inquiry form for prompt assistance.

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Mining & Heavy Industry

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Steel & Metallurgy

Rolling mill and continuous casting bearings rated for extreme temperatures, heavy loads, and aggressive lubricants.

Automotive & EV

Hub units, transmission, and electric motor bearings meeting TS 16949 requirements for passenger and commercial vehicles.

Precision Machinery

Machine tool spindle and robotics bearings with P4/P2 accuracy class for ultra-precise positioning and minimal vibration.

General Industrial

Pumps, fans, compressors, and conveyor systems across all manufacturing sectors requiring reliable, cost-effective bearing solutions.

01

Authorized SKF Engineering Partner

Official partner since 1998 with direct access to SKF technical resources, genuine products, and engineering expertise.

02

15+ Certified Engineers On-Staff

In-house team provides application design, failure analysis, and predictive maintenance -- reducing bearing failures by 35%.

03

ISO 9001 & TS 16949 Certified QC

Every product undergoes rigorous pre-shipment inspection with full documentation for traceability and compliance.

04

Global Logistics to 50+ Countries

Dedicated account managers and reliable delivery networks ensure on-time supply for enterprise clients worldwide.

Performance Metrics

35%

Failures Prevented

70%

Downtime Reduction

25+

Years Experience

24h

Quote Response

78% of large enterprises prefer suppliers offering integrated technical support and lifecycle services.

Application Design

Engineering

Custom bearing selection and system design based on your specific load conditions, speeds, temperatures, and environmental factors.

Failure Analysis

Diagnostics

Root-cause investigation of bearing failures using metallurgical testing, vibration analysis, and operating data review.

Predictive Maintenance

IIoT

IIoT-enabled monitoring with smart sensor bearings for real-time vibration, temperature, and RPM tracking.

Custom Modification

Custom

Modified bearings with special coatings, seals, tolerances, or materials. Lead time 8-12 weeks from official channels.

On-Site Installation

Support

Certified engineers available for on-site installation support, alignment checks, and commissioning assistance worldwide.

Lifecycle Support

Lifecycle

Long-term service agreements including regular maintenance checks, replacement scheduling, and performance reporting.

Free samples available for orders over $50K

Validated against your KPIs before full production commitment.

Contact Engineering Team

-- Get In Touch

Request a Technical Consultation & Quote

Our certified engineers will review your application requirements and provide a detailed quote within 24 hours.

Address

No. 377 Bansongyuan Road, Huangpu District, Shanghai, China

Free Sample Program

Orders over $50K qualify for free product samples

Test against your KPIs before full production commitment. Ask our engineers for details.

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ISO 9001 · TS 16949 · Authorized SKF Partner · Since 1998

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