-- SKF Authorized Engineering Partner
NSK N305em NJ305em NF305em High Precision Cylindrical Roller Bearing
Ensure smooth, high-precision operation in your machinery with the NSK N305em Bearing, designed to deliver reliable performance even under demanding conditions. This cylindrical roller bearing minimizes vibration with Z1V1 to Z3V3 precision classes, reducing wear on connected components and extending your equipment’s lifespan.
- Choose between grease or oil lubrication to match your specific application needs
- Rich stock availability ensures quick delivery via express, road, train, air, or sea
- 25*42*9mm specification fits standard industrial setups, with OEM/ODM services available for custom requirements
- Product Name
- NSK N305em NJ305em NF305em High Precision Cylindrical Roller Bearing
- Category
- Deep Groove Ball Bearing
- Quality Standard
- ISO 9001 / TS 16949
- Lead Time
- 8-12 Weeks Custom
- Minimum Order
- Negotiable
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
Especificações (d x D x B)
Estoque
Ações Ricas
Tecnologia de graxas
Alto
Lubrificação
Graxas ou Óleo
Vibração
, Serviço
OEM, ODM
Entrega
por correio expresso, rodoviário, ferroviário, aéreo, marítimo
Amostra
Disponível
Taxa de entrega dentro do prazo
100,0%
Tempo de resposta
Menos de 0,5 h
Pacote de transporte
Caixa, Palete
Marca Registrada
BDL, Origem
China
Código HS
8482102000
Capacidade de produção
20.000.000 unidades/ano
Adequação da Aplicação
Indústria
Aplicações Típicas
Equipamentos de automação
Sistemas de transporte, maquinário de precisão
Automotivo
Cubos de roda, componentes de transmissão
Máquinas Gerais
Selecting the correct cylindrical roller bearing can be challenging with the variety of models and brands available. Many buyers face issues like mismatched dimensions causing installation delays or low-quality bearings leading to premature wear and equipment downtime. Sourcing from multiple suppliers to compare options further complicates the process, wasting valuable time. The NSK N305em, NJ305em, and NF305em high precision cylindrical roller bearings address these challenges with their strict manufacturing standards and versatile design. As a professional bearing supplier, we offer comprehensive access to both international brands like NSK and domestic alternatives, ensuring you find the exact match for your application. With rich stock availability, we can quickly fulfill orders for these bearings, which are ideal for high-speed rotating machinery in automation and automotive sectors. Desempenho ideal em condições exigentes
This cylindrical roller bearing series excels in applications requiring high radial load capacity and precision. With vibration grades Z1V1 to Z3V3, it maintains stable operation even in high-speed environments, reducing noise and extending equipment life. The 25x42x9mm dimensions make it suitable for compact machinery where space is limited, while its compatibility with both grease and oil lubrication allows adaptation to various operating conditions. Principais características de engenharia para maior durabilidade
The NSK N305em series incorporates several critical design elements that enhance performance. The high-grade grease technology ensures effective lubrication retention, minimizing friction and wear under heavy loads. Precision manufacturing tolerances guarantee consistent dimensions, ensuring easy interchangeability with existing setups. The vibration control ratings (Z1V1 to Z3V3) are particularly important for precision equipment, as excessive vibration can lead to component fatigue and accuracy loss over time. Additionally, the bearing’s robust construction supports reliable operation across a range of industrial applications, from conveyors to automotive transmissions. Custo Total de Propriedade: Por que a Qualidade Importa
Choosing a high-precision cylindrical roller bearing like the NSK N305em series reduces long-term costs compared to lower-quality alternatives. Inferior bearings often fail prematurely due to substandard materials or imprecise manufacturing, leading to unplanned downtime, maintenance expenses, and potential damage to adjacent components. The NSK series, with its严格的 quality control and durability, minimizes these risks, ensuring longer service intervals and lower total ownership costs. By investing in a reliable bearing, you avoid the hidden expenses of frequent replacements and production interruptions. Garantia de Qualidade em Que Você Pode Confiar
Our commitment to quality is built on a foundation of ISO 9001 certified processes, from raw material inspection to finished product testing. Each bearing undergoes rigorous checks for dimensions, hardness, and surface treatment to ensure compliance with industry standards. We provide a warranty against manufacturing defects, offering peace of mind and support for your operations. With access to a wide range of brands and models, including the NSK N305em series, we can fulfill custom requirements and ensure you receive the exact bearings your application demands. Our ready stock and efficient delivery options further enhance reliability, ensuring you get the parts you need when you need them. Embalado em caixas e paletes para transporte seguro
Várias opções de entrega: Expresso, rodoviária, ferroviária, aérea e marítima
Solicite hoje mesmo sua cotação de rolamentos de rolos cilíndricos
Whether you need the NSK N305em series or other cylindrical roller bearings, we can provide competitive pricing and fast delivery. Share your specific model, dimensions, and quantity requirements, and our team will respond within 0.5 hours to assist with your order. Early confirmation ensures prompt processing and dispatch, minimizing your equipment downtime. Perguntas frequentes
P: Você fornece rolamentos de outras marcas ou modelos?
A: Yes, we offer a comprehensive range of bearings from various international and domestic brands. We can source specific models as per your requirements. P: Como posso verificar se este rolamento é compatível com o meu equipamento?
A: Provide your equipment’s required bearing dimensions (d x D x B) or model number, and our technical team will verify compatibility with the NSK N305em series. P: Qual é a política de garantia para esses rolamentos?
A: We provide a warranty against manufacturing defects.具体条款以合同约定为准. Q: What is the minimum order quantity for the NSK N305em series? A: We support low minimum order quantities, allowing for small batch purchases and trial orders. P: Quanto tempo leva para o envio de rolamentos em estoque?
A: In-stock bearings are dispatched promptly, with delivery times varying by location and chosen shipping method (Express, Air, Sea, etc.). P: Vocês oferecem serviços de OEM ou ODM para rolamentos?
A: Yes, we offer OEM and ODM services to meet custom bearing requirements based on your specifications or drawings. Ready to order or need a quote?
W61905-2RS1, W61905-2Z, W6205
25*42*9mm
,
Pumps, motors, gearboxes
Finding the Right Cylindrical Roller Bearing? Avoid Common Selection Mistakes
NSK N305em Series: Engineered for Precision and Reliability
Packaging & Shipping
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 now
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Mining & Heavy Industry
Crushers, conveyors, and processing equipment bearings designed to withstand shock loads and contaminated environments.
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.
Authorized SKF Engineering Partner
Official partner since 1998 with direct access to SKF technical resources, genuine products, and engineering expertise.
15+ Certified Engineers On-Staff
In-house team provides application design, failure analysis, and predictive maintenance -- reducing bearing failures by 35%.
ISO 9001 & TS 16949 Certified QC
Every product undergoes rigorous pre-shipment inspection with full documentation for traceability and compliance.
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
EngineeringCustom bearing selection and system design based on your specific load conditions, speeds, temperatures, and environmental factors.
Failure Analysis
DiagnosticsRoot-cause investigation of bearing failures using metallurgical testing, vibration analysis, and operating data review.
Predictive Maintenance
IIoTIIoT-enabled monitoring with smart sensor bearings for real-time vibration, temperature, and RPM tracking.
Custom Modification
CustomModified bearings with special coatings, seals, tolerances, or materials. Lead time 8-12 weeks from official channels.
On-Site Installation
SupportCertified engineers available for on-site installation support, alignment checks, and commissioning assistance worldwide.
Lifecycle Support
LifecycleLong-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.
-- 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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SKF Authorized Engineering Partner
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