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Rolamento de rolos cilíndricos <p> 90x190x45mm para fornecimento OEM de máquinas automotivas thumbnail 1
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Rolamento de rolos cilíndricos <p> 90x190x45mm para fornecimento OEM de máquinas automotivas - Dimension thumbnail 4
NTN GENUINE
IN STOCK
Rolamento de rolos cilíndricos <p> 90x190x45mm para fornecimento OEM de máquinas automotivas
Rolamento de rolos cilíndricos <p> 90x190x45mm para fornecimento OEM de máquinas automotivas - Side View
Rolamento de rolos cilíndricos <p> 90x190x45mm para fornecimento OEM de máquinas automotivas - Detail
Rolamento de rolos cilíndricos <p> 90x190x45mm para fornecimento OEM de máquinas automotivas - Dimension
Model
NTN-276
Origin
JAPAN
Lead Time
5-7 DAYS
NTN AUTHORIZED · OEM SUPPLIER

Rolamento de rolos cilíndricos <p> 90x190x45mm para fornecimento OEM de máquinas automotivas

MODEL: NTN-276 100% Genuine · Traceable

Ensure smooth automotive machinery operation with the reliable Cylindrical Roller Bearing NF318EM (90x190x45mm), designed to deliver consistent radial load performance in high-demand industrial environments. As an official NTN distributor, we guarantee 100% genuine bearings with full traceability, eliminating compliance hurdles and quality risks for your production line.Non-aligning, single-row design with separated inner/outer rings enables easy installation and maintenance, reducing downtime during equipment servicingPrecision-machined bearing steel construction supports P0-P2 accuracy levels, ensuring stable rotation even under heavy mechanical stressOpen seal configuration allows flexible lubrication options (oil, grease, or dry) to adapt to specific operating conditions

Key Specifications
SPEC-01
Bore (d)
90mm
OD (D)
190mm
Width (B)
45mm
Dyn. Load Cr
183 kN
Stat. Load C0
220 kN
Lim. Speed
3,800 rpm
Request Quotation Now
24H
Quote Reply
5-7D
Sample Ship
100%
Genuine
SECTION 05 / FULL SPECIFICATIONS

Complete Technical Parameters

All specifications strictly follow NTN factory standards. Data verified against original NTN catalogue with full ISO 9001 compliance.

Dimensions DIM
Bore Diameter (d)90 mm
Outer Diameter (D)190 mm
Width (B)45 mm
Chamfer (rs min)2.1 mm
Net Weight1.85 kg
Performance PERF
Dynamic Load Rating (Cr)183 kN
Static Load Rating (C0r)220 kN
Limiting Speed (Grease)3,800 rpm
Limiting Speed (Oil)5,000 rpm
Fatigue Load Limit (Pu)23.6 kN
Construction CONST
Bearing TypeCylindrical Roller Bearing
Cage MaterialPressed Steel
Sealing TypeOpen / 2RS / ZZ
Internal ClearanceCN / C3 / C4
Tolerance ClassP0 / P6 / P5
Operating Conditions OP
Temperature Range-30°C ~ +120°C
LubricationGrease / Oil
Vibration ClassZ2 / Z3 / Z4
StandardJIS B 1518 / ISO 281
OriginJapan (NTN Factory)
SECTION 06 / INDUSTRY APPLICATIONS

Compatible Equipment & Industries

Validated by 2,400+ OEM customers across 50+ countries. Engineered for high-reliability operation in demanding industrial environments.

01

Steel Mills

Heavy-duty rolling mills, continuous casters, hot strip mills with shock-absorbed design.

02

Mining Equipment

Crushers, vibrating screens, conveyors operating under extreme loads and contamination.

03

Paper Machines

Drying cylinders, calenders, press rolls requiring vibration damping.

04

Conveyor Systems

Belt conveyors, idlers, drive pulleys for ports, logistics and manufacturing lines.

05

Cement & Aggregate

Vibrating equipment, crushers, kilns demanding misalignment tolerance.

06

Wind Power

Main shaft, gearbox, generator bearings for onshore and offshore turbines.

07

Petrochemical

Pumps, compressors, blowers in chemical processing and refining plants.

08

Construction Machinery

Excavators, cranes, loaders, drilling rigs working under impact loads.

09

Marine & Offshore

Propulsion shafts, deck machinery, anti-corrosion sealed for marine environment.

SECTION 07 / ENGINEERING DEEP DIVE

Why NTN Outperforms in Critical Applications

From raceway geometry to surface micro-finish, every parameter is engineered for L10 life extension and consistent batch performance.

MATERIAL

Premium Carburized Steel

High-purity SUJ2 / 100Cr6 bearing steel with vacuum degassing. Carburized case depth precisely controlled at 2.5-3.5mm with HRC 60-62 surface hardness.

  • Oxygen content ≤ 8 ppm -- minimizes inclusion-induced fatigue cracks
  • Compressive residual stress on raceway surface for crack resistance
  • 40% L10 life improvement vs. industry standard steel
SEALING

Multi-Lip NBR / FKM Seals

Choice of contact (2RS), non-contact (2Z) and metal shielded (ZZ) options. Designed for IP65 dust ingress protection and grease retention.

  • NBR rated -40°C ~ +120°C / FKM rated up to +200°C
  • Garter spring tension calibrated for low torque & long sealing life
  • Customizable food-grade FDA compliant variants available
PRECISION

P0 to P5 Tolerance Class

Precision grades from standard P0 up to P5 (ISO Class 5) for high-speed spindle applications. Inspected on Mahr / Talyrond CMM equipment.

  • Bore tolerance ±2μm (P5) / Radial runout ≤ 4μm
  • Raceway roundness controlled within 0.8μm
  • Vibration class Z2/Z3/Z4 for low-noise applications
CLEARANCE

CN / C3 / C4 Internal Clearance

Internal radial clearance optimized per application -- CN for general use, C3 for thermal expansion, C4 for high-temperature environments.

  • Optimized load distribution under interference fits
  • Thermal expansion accommodation up to ΔT 80°C
  • Custom clearance ranges available for OEM specifications
SECTION 08 / TRUST & TRACEABILITY

100% Genuine NTN.
Traceable. Warranted.

We operate as an officially authorized NTN distributor with an unbroken supply chain. Every bearing carries laser-engraved batch codes that can be verified against NTN's factory database.

Authorized Distributor

Direct sourcing from NTN factories with original brand authorization certificate.

Laser Batch Code

Every bearing engraved with traceable batch ID. Verifiable via NTN factory MES system.

Full Documentation

Mill test certificates, COO, COC, packing list -- all export documents provided.

12-Month Warranty

Standard 12-month quality warranty. Free replacement for verified manufacturing defects.

2,400+
OEM Customers
50+
Countries Served
99.97%
QC Pass Rate
10+
Years Experience
SECTION 09 / PACKAGING & SHIPPING

Export-Ready Packaging, Worldwide Door-to-Door Delivery

Real-time WMS inventory ensures rapid dispatch. Standard NTN moisture-proof packaging with anti-rust treatment for long-term storage.

NTN original packaging with moisture protection
PACKAGING

Original NTN Packaging

  • Inner: NTN-printed plastic tube + VCI anti-rust paper
  • Middle: Original NTN branded carton with batch label
  • Outer: Reinforced export carton, optional wooden pallet
  • Custom: Neutral packaging or customer branding available
Global shipping logistics hub
LOGISTICS

Global Shipping Options

EXPRESS
DHL · FedEx · UPS
3-7 days door-to-door
AIR FREIGHT
Bulk Air Cargo
5-10 days port-to-port
SEA FREIGHT
FCL · LCL
15-35 days, lowest cost
RAIL
CN-EU Express
18-22 days to Europe
EXW · FOB · CIF · DDP -- flexible Incoterms supported
SECTION 11 / FAQ

Frequently Asked
Questions

Common questions from OEM and distributor partners. Can't find an answer? Contact our engineering team directly.

Ask a custom question
Q.01 How can I verify the authenticity of NTN bearings I receive?

Every NTN bearing has laser-engraved batch codes on the inner ring. We provide the original mill test certificate and brand authorization letter with each shipment. You can verify the batch code with NTN factory directly via their official channels.

Q.02 What is the typical lead time and minimum order quantity?

In-stock items ship within 5-7 working days. MOQ starts from 1 piece for samples. Bulk orders for OEM customers benefit from priority production scheduling and consolidated shipping. Custom non-standard bearings typically take 30-45 days.

Q.03 Do you offer OEM customization (clearance, sealing, precision)?

Yes. We support custom internal clearance (CN/C3/C4/C5), sealing options (2RS/ZZ/Open), precision class (P0/P6/P5), special grease, and neutral packaging. Submit your engineering drawing and we will return a feasibility report within 72 hours.

Q.04 What documentation is provided for international shipping?

Standard export documents include: Commercial Invoice, Packing List, Bill of Lading / Air Waybill, Certificate of Origin (Form A / E / FTA), Certificate of Conformity, NTN Mill Test Certificate, and Brand Authorization Letter. Customs HS code and country-specific requirements are pre-checked.

Q.05 What is your warranty and return policy?

We offer a standard 12-month quality warranty from shipping date for verified manufacturing defects. Defective products are replaced free of charge. Failure analysis reports are provided to support root cause investigation. Wear due to misapplication or improper installation is excluded.

Q.06 Can you ship under DDP terms to my country?

Yes. We support EXW, FOB, CIF, CFR, and DDP terms. Our logistics team handles customs clearance, duties, and last-mile delivery for DDP shipments to 50+ countries. For sensitive markets, we recommend DDP to avoid customs delays.

PRODUCT DESCRIPTION

Detailed Product Information

Ensure smooth automotive machinery operation with the reliable Cylindrical Roller Bearing NF318EM (90x190x45mm), designed to deliver consistent radial load performance in high-demand industrial environments. As an official NTN distributor, we guarantee 100% genuine bearings with full traceability, eliminating compliance hurdles and quality risks for your production line.

  • Non-aligning, single-row design with separated inner/outer rings enables easy installation and maintenance, reducing downtime during equipment servicing
  • Precision-machined bearing steel construction supports P0-P2 accuracy levels, ensuring stable rotation even under heavy mechanical stress
  • Open seal configuration allows flexible lubrication options (oil, grease, or dry) to adapt to specific operating conditions

Description

Especificações do Produto

Parâmetro

Detalhes

Modelo Nº

Material

Aço para Rolamentos

Esférico

Rolamentos Não Alinháveis

Direção da Carga

Rolamento Radial

Separado

Separado

Nome do Produto

Rolamento de rolos cilíndricos

Estrutura

Cilíndrico

Tipo de Vedações

Abrir

Lubrificar

Óleo Graxa Seco

Classificação de Precisão

P0 P6 P5 P4 P2

Número da Linha

Fileira Única

Serviço

OEM ODM

Embalagem de Transporte

Palete de Caixas

Especificação

90*190*45mm

Marca

Origem

China

Código HS

8482500090

NF318EM
SKF NSK NTN TIMKEN KOYO

Indústrias de Aplicação

Indústria

Equipamento Típico

Automotivo

Transmissões, Caixas de Engrenagens, Sistemas de Eixos

Máquinas Gerais

Motores Elétricos, Bombas, Compressores, Esteiras Transportadoras

Evite Atrasos na Produção com Genuíno Rolamento de Rolos Cilíndricos

Fabricantes OEM conhecem o custo da falha de rolamentos—paradas não planejadas, interrupções de linha e horas de produção perdidas. Rolamentos falsificados com rastreabilidade incompleta frequentemente falham prematuramente, enquanto canais de distribuição em várias camadas estendem os prazos de entrega em 30–50%, interrompendo os cronogramas de produção.

Rolamento: Fornecimento Confiável para Máquinas Automotivas

Como distribuidor oficial da

, fornecemos o Rolamento de Rolos Cilíndricos com rastreabilidade completa e fornecimento estável. Este Rolamento Radial de 90x190x45mm é projetado para máquinas automotivas, com anéis interno e externo separados para fácil instalação e manutenção. Nosso inventário em tempo real do WMS garante rápida entrega, alinhando-se aos seus prazos de produção.

Desempenho Ideal em Condições Exigentes

O Rolamento Não Alinhante oferece capacidade de carga radial consistente em aplicações automotivas e de maquinário de alta velocidade. Sua estrutura cilíndrica de fileira única lida eficientemente com forças radiais, tornando-o adequado para caixas de engrenagens e motores elétricos operando sob estresse contínuo. A seleção adequada do rolamento impacta diretamente a vida útil do equipamento e a eficiência operacional.

Principais Características Técnicas para Confiabilidade de Longo Prazo

The NF318EM’s precision rating options (P0 to P2) allow customization for specific tolerance requirements—critical for minimizing vibration in high-precision machinery. Its open seal design facilitates lubrication flexibility, supporting oil, grease, or dry运行 conditions based on application needs. The bearing steel construction ensures durability, while the separated design simplifies mounting and dismounting during maintenance, reducing downtime.

Por que Rolamentos Genuínos Reduzem o Custo Total de Propriedade

Rolamentos falsificados podem oferecer custos iniciais mais baixos, mas muitas vezes geram despesas ocultas: falhas prematuras causam danos secundários ao equipamento, manutenção não planejada e perdas de produção. Nossos rolamentos 100% genuínos vêm com documentação completa de rastreabilidade, evitando problemas de desembaraço aduaneiro e disputas de qualidade. A inspeção de qualidade em três níveis em conformidade com a ISO 9001 garante consistência do lote, reduzindo o risco de falha prematura em máquinas automotivas críticas.

Nosso Compromisso com o Fornecimento Confiável

Com mais de 10 anos de experiência técnica, atendemos clientes em mais de 50 países, especializados no fornecimento de rolamentos OEM. Nossa cadeia de suprimentos autorizada oficial garante a autenticidade dos produtos, enquanto uma equipe técnica dedicada oferece suporte na aplicação — desde a seleção do modelo até a análise de falhas. A logística global porta a porta e a personalização OEM flexível simplificam ainda mais seu processo de aquisição, garantindo que você receba o rolamento certo para suas necessidades específicas.

Packaging & Shipping

    Embalagem segura em caixa de papelão e palete para evitar danos durante o transporte

    A disponibilidade de estoque garante entrega em 3–7 dias úteis para a maioria das regiões

    Múltiplas opções logísticas incluindo DHL, FedEx, UPS, frete aéreo e marítimo

    Rastreamento em tempo real fornecido para todas as remessas

    Quantidade mínima de pedido de 1 peça, suportando tanto reparos de emergência quanto pedidos em lote

Obtenha Sua Cotação de Rolamento Hoje

Não deixe que problemas com rolamentos interrompam sua produção. Envie-nos seus requisitos de rolamentos , incluindo detalhes da aplicação e quantidade, e nossa equipe fornecerá um orçamento formal com certificados de rastreabilidade em até 24 horas. A entrega rápida significa que você pode minimizar o tempo de inatividade e manter suas operações funcionando sem problemas.

Perguntas Frequentes

Q: Estes são rolamentos genuínos ?

R: Sim, somos um distribuidor oficial autorizado da

. Cada rolamento vem com documentação completa de rastreabilidade e certificados de autorização da marca.

P: Como confirmar se o é adequado para meu equipamento?

A: Forneça o modelo do seu equipamento ou os parâmetros operacionais (carga, velocidade, temperatura), e nossa equipe técnica verificará a compatibilidade e oferecerá orientação de seleção.

P: Qual é a sua política de garantia?

A: We adhere to NTN’s original warranty standards, covering manufacturing defects with unconditional replacement or refund.

P: Qual é a quantidade mínima do pedido?

A: Aceitamos pedidos a partir de 1 peça, atendendo tanto necessidades de manutenção de emergência quanto de produção OEM em larga escala.

P: Quanto tempo leva a entrega?

R: Rolamentos em estoque são enviados em 3 a 7 dias úteis. As opções logísticas incluem DHL, FedEx, UPS, frete aéreo e marítimo, dependendo da sua urgência e localização.

Q: Como posso verificar a autenticidade do rolamento?

A: Each bearing includes NTN’s original packaging with防伪 labels and laser marking. We also provide full traceability documents for cross-verification through official channels.

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

SECTION 12 / GET QUOTATION

Ready to Order
NTN-276?

Submit your inquiry below. Our senior application engineers will respond within 24 hours with a formal quotation, brand authorization, and traceability certificate.

  • Formal quotation in 24h
  • Sample within 5-7 days
  • 100% genuine guarantee
  • Worldwide DDP shipping
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NTN AUTHORIZED DISTRIBUTOR / OEM · Wholesale · Global Logistics
ISO 9001:2015 · JIS B 1518