🔥 Hot Stock Alert: Deep Groove Ball Bearings 6205-2RS -- 50,000+ units ready to ship
✅ ISO 9001:2015 Certified · 100% Genuine NTN · Full Traceability
📦 Global Door-to-Door · Quote within 24h
<strong> <p> Rolamento de Rolos Cilíndricos 80x170x58mm para Fornecimento OEM de Máquinas Automotivas thumbnail 1
<strong> <p> Rolamento de Rolos Cilíndricos 80x170x58mm para Fornecimento OEM de Máquinas Automotivas - Side View thumbnail 2
<strong> <p> Rolamento de Rolos Cilíndricos 80x170x58mm para Fornecimento OEM de Máquinas Automotivas - Detail thumbnail 3
<strong> <p> Rolamento de Rolos Cilíndricos 80x170x58mm para Fornecimento OEM de Máquinas Automotivas - Dimension thumbnail 4
NTN GENUINE
IN STOCK
<strong> <p> Rolamento de Rolos Cilíndricos 80x170x58mm para Fornecimento OEM de Máquinas Automotivas
<strong> <p> Rolamento de Rolos Cilíndricos 80x170x58mm para Fornecimento OEM de Máquinas Automotivas - Side View
<strong> <p> Rolamento de Rolos Cilíndricos 80x170x58mm para Fornecimento OEM de Máquinas Automotivas - Detail
<strong> <p> Rolamento de Rolos Cilíndricos 80x170x58mm para Fornecimento OEM de Máquinas Automotivas - Dimension
Model
NTN-768
Origin
JAPAN
Lead Time
5-7 DAYS
NTN AUTHORIZED · OEM SUPPLIER

<strong> <p> Rolamento de Rolos Cilíndricos 80x170x58mm para Fornecimento OEM de Máquinas Automotivas

MODEL: NTN-768 100% Genuine · Traceable

Ensure seamless automotive machinery performance with the NTN N2316EM cylindrical roller bearing, a precision-engineered solution designed to eliminate production delays caused by unreliable components. This 80x170x58mm radial non-aligning bearing delivers exceptional radial load capacity and heat resistance, making it ideal for high-torque applications in automotive OEM assembly lines.Separated inner/outer ring design allows for easy mounting and dismounting, reducing maintenance downtimePrecision P5 rating ensures consistent operation even under variable speed conditions100% genuine NTN product with full traceability documentation, avoiding customs clearance issues and quality disputes

Key Specifications
SPEC-01
Bore (d)
80mm
OD (D)
170mm
Width (B)
58mm
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)80 mm
Outer Diameter (D)170 mm
Width (B)58 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 seamless automotive machinery performance with the NTN N2316EM cylindrical roller bearing, a precision-engineered solution designed to eliminate production delays caused by unreliable components. This 80x170x58mm radial non-aligning bearing delivers exceptional radial load capacity and heat resistance, making it ideal for high-torque applications in automotive OEM assembly lines.

  • Separated inner/outer ring design allows for easy mounting and dismounting, reducing maintenance downtime
  • Precision P5 rating ensures consistent operation even under variable speed conditions
  • 100% genuine NTN product with full traceability documentation, avoiding customs clearance issues and quality disputes

Description

Especificações do Produto

Parâmetro

Detalhes

Modelo Nº

Dimensão Externa

35mm-180mm

Material

Aço para Rolamentos

Esférico

Rolamentos Não Alinháveis

Direção da Carga

Rolamento Radial

Separado

Separado

Nome do Produto

Rolamento de rolos cilíndricos

Diâmetro do furo

15-90 mm

Estrutura

Cilíndrico

Lubrificação

Graxa ou Óleo

Classificação de Precisão

P0 P6 P5 P4 P2

Vibração

Serviço

OEM ODM

Embalagem de Transporte

Palete de Caixas

Especificação

80*170*58mm

Marca

Origem

Japão

Código HS

8482500090

Capacidade de Produção

100000

Tamanho da Embalagem

19.00cm * 19.00cm * 7.80cm

Peso Bruto da Embalagem

6.700kg

N2316EM
Z1V1 Z2V2 Z3V3
NTN

Indústrias de Aplicação

Indústria

Equipamento Típico

Automotivo

Transmissões, Caixas de Engrenagens, Sistemas de Eixos

Máquinas Gerais

Motores Elétricos, Bombas, Compressores

Manufatura Industrial

Transportadores, Máquinas-ferramenta, Sistemas Hidráulicos

Pare com atrasos na produção com

Rolamentos de Rolos Cilíndricos

Quando rolamentos falsificados falham prematuramente, linhas de produção param—custando milhares em tempo de inatividade. Distribuidores de múltiplos níveis estendem os prazos de entrega em 30-50%, deixando as equipes de manutenção aguardando substituições críticas. Para automotivo e maquinário , esses desafios interrompem cronogramas e corroem a lucratividade.

Genuínas

Rolamentos: Em Estoque e Rastreáveis

As an official NTN distributor, we supply the NTN N2316EM cylindrical roller bearing—80x170x58mm—designed for automotive machinery OEM applications. Our WMS real-time inventory ensures stock availability, while our ISO 9001 three-level inspection system guarantees each bearing meets NTN’s strict quality standards. This radial non-aligning bearing delivers reliable performance in motor assemblies and general machinery, eliminating the risks of gray-market alternatives.

Projetado para aplicações de alta carga radial

O

  • prospera em ambientes de alta carga radial típicos de transmissões automotivas e caixas de engrenagens industriais. Sua estrutura separada permite montagem e desmontagem fáceis, simplificando a manutenção. Com classificação de precisão P5 disponível, este rolamento minimiza vibração (opções

    a
      ) e suporta operação eficiente em sistemas lubrificados com graxa e óleo, tornando-o ideal para máquinas de serviço contínuo.

      Detalhes Técnicos que Maximizam o Tempo de Atividade da Máquina

      O diâmetro do furo de 80mm e o diâmetro externo de 170mm do

      equilibram a capacidade de carga com design compacto, encaixando-se perfeitamente em conjuntos automotivos e de máquinas. Sua construção em aço para rolamentos garante durabilidade sob cargas pesadas, enquanto a estrutura cilíndrica possibilita rotação em alta velocidade com atrito mínimo. Classificações de precisão de P0 a P2 permitem personalização para aplicações que exigem tolerâncias apertadas, reduzindo ruído e prolongando a vida útil do equipamento. O design não alinhador acomoda pequenos desalinhamentos do eixo sem comprometer o desempenho.

      Por que Rolamentos Genuínos Reduzem o Custo Total de Propriedade

      Rolamentos falsificados podem oferecer preços iniciais mais baixos, mas frequentemente falham em poucos meses—levando a paradas não planejadas, custos de reparo e possíveis danos a componentes adjacentes. Rolamentos genuínos

      , por outro lado, fornecem rastreabilidade total e qualidade de lote consistente, garantindo desempenho previsível e reduzindo despesas de manutenção a longo prazo. Para fabricantes OEM, a confiabilidade dos rolamentos cilíndricos Japan
        se traduz em menos interrupções de produção e maior eficácia geral do equipamento.

        Por que compradores em mais de 50 países confiam em nosso fornecimento

        Our 10+ years as an NTN authorized distributor gives us the expertise to serve automotive OEMs and machinery manufacturers worldwide. We maintain full product traceability, with each bearing accompanied by brand authorization and compliance documentation to streamline customs clearance. Our technical team provides application-specific guidance, from model selection to failure analysis, while our global door-to-door logistics ensure on-time delivery. With flexible OEM customization and dedicated account managers overseeing every order, we’ve built lasting partnerships with clients across Southeast Asia, Europe, North America, and Belt & Road regions.

        Packaging & Shipping

          Embalagem original com reforço de papelão e palete para transporte seguro

          Entrega em 3-7 dias úteis para pedidos em estoque

          Opções de logística global 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 fornecimento OEM em grandes quantidades

        Obtenha seu

        Rolamento Enviado Hoje

        Não deixe que problemas com rolamentos atrasem sua produção. Envie-nos seus requisitos de modelo

        , detalhes da aplicação e volume do pedido para receber uma cotação formal em até 24 horas. Oferecemos suporte para testes de amostra e lotes pequenos para verificar o desempenho antes de pedidos em grande escala, garantindo integração perfeita ao seu processo de fabricação.

        Perguntas Frequentes

        Q: Estes são rolamentos genuínos ?

        R: Sim, somos um distribuidor oficial

        . Cada rolamento
          vem com documentação completa de rastreabilidade e autorização da marca para confirmar a autenticidade.

        P: Como confirmo se este rolamento se encaixa no meu equipamento?

        A: Informe o modelo do seu equipamento ou os parâmetros das condições de trabalho (carga, velocidade, temperatura), e nossa equipe técnica verificará a compatibilidade sem custos.

        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, ideal para necessidades de manutenção emergencial ou produção em pequena escala.

        P: Quanto tempo leva a entrega?

        A: Rolamentos

        em estoque são enviados em 3-7 dias úteis via DHL, FedEx, UPS, frete aéreo ou marítimo, dependendo da sua localização.

        Q: How can I verify the bearing’s authenticity?

        A: Each bearing includes NTN’s original packaging with防伪标签, laser marking, and traceability certificates. We also provide official authorization documents upon request.

        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-768?

    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
    FORM · INQUIRY-NTN-76 SECURE SSL

    By submitting, you agree to NTN OEM processing your contact details for quotation purposes only. We never share information with third parties.

    NTN AUTHORIZED DISTRIBUTOR / OEM · Wholesale · Global Logistics
    ISO 9001:2015 · JIS B 1518