NSK Roller Bearing HR30203J-HR30206J for Rolling Mill
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SKF
Pillow Block Bearing
ISO 9001
TS 16949
Genuine SKF
50+ Countries
24h Response
-- SKF Authorized Engineering Partner
Rolamento de esferas de ranhura profunda 61938m – Durável e de alta qualidade
Ensure smooth, reliable operation in demanding conditions with the 61938m Deep Groove Ball Bearing, crafted to deliver long-lasting performance you can trust. Its single deep groove raceway design minimizes friction, reducing wear and extending equipment lifespan—perfect for high-speed applications where durability can’t be compromised.
- Constructed from premium bearing steel, it withstands high temperatures and corrosion, maintaining precision even in harsh environments.
- Available in precision ratings P0 to P4, ensuring a tailored fit for everything from general machinery to specialized industrial setups.
- Rich stock availability means quick delivery, so you can minimize downtime and keep your operations running without delay.
Technical Specifications
- Product Name
- Rolamento de esferas de ranhura profunda 61938m – Durável e de alta qualidade
- Category
- Pillow Block 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
N.º do modelo
Ucf201 202 203 204 205
Nome do produto
Rolamento de inserção
Recurso
Vácuo, magnético, baixa temperatura, resistente à corrosão, alta temperatura, alta velocidade
Número de Linhas
Individual
Canaleta
Pista de Ranhura Profunda
Material
Aço para rolamentos
Bloco de rolamento modelo
Reino Unido
Lubrificação
Graxas ou Óleo
Classificação de Precisão
P0 P6 P5 P4
Vibração
Estoque
Ações Ricas
Especificação
70*78*305 mm
Marca Registrada
BDL/ Origem
China
Adequação da Aplicação
Indústria
Aplicações Típicas
Equipamentos de automação
Sistemas de transporte, máquinas de embalagem
Maquinário industrial
Equipamentos de manuseio de materiais, bombas
Engenharia Mecânica
Linhas de montagem, maquinário têxtil
Como escolher o rolamento de esferas de ranhura profunda certo? Preste atenção a esses fatores-chave
Muitos compradores enfrentam dificuldades na seleção de rolamentos devido à enorme variedade de modelos e marcas disponíveis no mercado. Dimensões incompatíveis causam atrasos na instalação, enquanto rolamentos de baixa qualidade costumam apresentar falhas prematuras, com problemas como ruído e vibração excessivos. A necessidade de recorrer a vários fornecedores para diferentes marcas complica ainda mais o processo de aquisição.
Construído para Desempenho Confiável e de Longo Prazo
Nosso rolamento de esferas de ranhura profunda de 61938 m supera esses desafios graças à sua construção em aço de rolamento durável e à conformidade com as normas internacionais. Como fornecedor profissional de rolamentos com processos certificados pela ISO 9001, oferecemos uma ampla gama de produtos — incluindo rolamentos de esferas de ranhura profunda — para atender às diversas necessidades industriais. O projeto da pista de rolamento de ranhura profunda de fileira única garante um funcionamento suave em aplicações de alta velocidade, apoiado por nosso amplo estoque para entrega rápida.
Desempenho Ótimo em Diversas Condições de Operação
Este rolamento de esferas de ranhura profunda se destaca em ambientes que exigem resistência a altas temperaturas, corrosão e condições de baixa temperatura. Sua capacidade de operar em alta velocidade o torna adequado para máquinas rotativas nas quais o desempenho consistente sob cargas variáveis é fundamental. As opções de classificação de precisão (P0 a P4) permitem a personalização com base nos requisitos da aplicação, garantindo o encaixe e o funcionamento adequados tanto em equipamentos padrão quanto em equipamentos especializados.
Detalhes de Engenharia que Importam
O aço utilizado na fabricação dos rolamentos oferece dureza e resistência ao desgaste excepcionais, essenciais para prolongar a vida útil em aplicações exigentes. A geometria da pista de rolamento de ranhura profunda de fileira única otimiza a distribuição da carga, melhorando o desempenho dinâmico e reduzindo o atrito. A classificação de precisão P4 oferece tolerâncias mais restritas para máquinas de alta precisão, enquanto a P0 é adequada para uso industrial geral. As classes de vibração Por que a Qualidade dos Rolamentos Impacta os Custos Operacionais Totais
Choosing the right deep groove ball bearing directly affects equipment uptime and maintenance expenses. Inferior bearings with substandard material hardness or imprecise dimensions often lead to early failure, causing unplanned downtime and costly repairs. Our bearings undergo rigorous testing—including dimensional checks and surface hardness verification—to ensure reliability. By investing in quality components, you reduce the risk of连带 equipment damage and lower long-term maintenance costs. Qualidade em que você pode confiar
Our manufacturing and inspection processes adhere to ISO 9001 standards, with thorough testing of raw materials and finished products. Each bearing undergoes dimension, hardness, and surface treatment checks to ensure compliance with specifications. We provide a warranty period covering manufacturing defects, with clear terms for returns and replacements. Our extensive network includes both proprietary and international brand options, allowing us to source bearings according to customer specifications. With rich stock availability, we support prompt order fulfillment for minimal lead times. Embalado em caixas de papelão e paletes para um transporte seguro
Disponível em estoque abundante para envio imediato
Quantidade mínima de pedido baixa suportada para compras pequenas e grandes
Whether you need the 61938m model or other bearing types, provide your required specifications, quantity, and destination for a detailed quote. Our team can assist with model verification to ensure compatibility with your equipment. Early order confirmation allows us to prioritize stock allocation and expedite shipping. Perguntas frequentes
Q: Do you provide bearings from other brands or models? A: Yes, we support inquiries for all bearing brands and models, supplying according to customer-specified standards. P: Como posso verificar se este rolamento é compatível com o meu equipamento?
A: Provide your equipment’s required dimensions or model number, and our technical team will verify compatibility. Q: Qual é a sua política de garantia para rolamentos?
A: We offer a warranty period covering manufacturing defects; specific terms are outlined in the sales contract. Q: Qual é a quantidade mínima de pedido?
R: Aceitamos quantidades mínimas de pedido baixas, incluindo pequenos pedidos de teste.
P: Quanto tempo leva para a entrega e quais são as opções disponíveis?
A: In-stock items ship immediately; we offer express delivery, air freight, and sea freight based on your timeline. P: Vocês podem fabricar rolamentos personalizados (OEM/ODM)?
A: Yes, we support custom manufacturing according to provided drawings or specifications. Ready to order or need a quote?
Z1V1 Z2V2 Z3V3
Packaging & Shipping
Request a Quote for Your 61938m Deep Groove Ball Bearing
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.
Wind Power
Main shaft, gearbox, and generator bearings for onshore and offshore wind turbines. Engineered for 20+ year service life.
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.
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
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
Need technical support or a custom solution?
15+ certified engineers ready to help. Response within 24 hours.