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NTN GENUINE
IN STOCK
Rolamentos Axiais de Esferas com Precisão P5 para Equipamentos Industriais (51100-51238m)
Rolamentos Axiais de Esferas com Precisão P5 para Equipamentos Industriais (51100-51238m) - Side View
Rolamentos Axiais de Esferas com Precisão P5 para Equipamentos Industriais (51100-51238m) - Detail
Rolamentos Axiais de Esferas com Precisão P5 para Equipamentos Industriais (51100-51238m) - Dimension
Model
51100-
Origin
JAPAN
Lead Time
5-7 DAYS
NTN AUTHORIZED · OEM SUPPLIER

Rolamentos Axiais de Esferas com Precisão P5 para Equipamentos Industriais (51100-51238m)

MODEL: 51100- 100% Genuine · Traceable

Ensure smooth, precise industrial equipment operation with our Thrust Ball Bearings with P5 Precision, engineered to deliver consistent performance in high-load applications. These industrial thrust bearings (51100-51238m series) minimize vibration (Z1V1 to Z3V3 grades) and maintain alignment, reducing downtime for machinery manufacturers and maintenance teams.Single-row, separated design allows easy installation and maintenance, streamlining your production scheduleBearing steel construction with grease or oil lubrication options ensures long service life under heavy thrust loadsIn-stock availability and ISO 9001 compliant quality control mean reliable, traceable supply to keep your operations running without delays

Key Specifications
SPEC-01
Bore (d)
75mm
OD (D)
130mm
Width (B)
31mm
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)75 mm
Outer Diameter (D)130 mm
Width (B)31 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 TypeThrust Ball 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, precise industrial equipment operation with our Thrust Ball Bearings with P5 Precision, engineered to deliver consistent performance in high-load applications. These industrial thrust bearings (51100-51238m series) minimize vibration (Z1V1 to Z3V3 grades) and maintain alignment, reducing downtime for machinery manufacturers and maintenance teams.

  • Single-row, separated design allows easy installation and maintenance, streamlining your production schedule
  • Bearing steel construction with grease or oil lubrication options ensures long service life under heavy thrust loads
  • In-stock availability and ISO 9001 compliant quality control mean reliable, traceable supply to keep your operations running without delays

Description

Especificações do Produto

Parâmetro

Detalhes

Lubrificação

Graxa ou Óleo

Classificação de Precisão

P0 P6 P5 P4 P2

Vibração

Certificação

:2008

Estoque

em estoque

Serviço

OEM ODM

Alinhando

Rolamento Não Alinhante

Separado

Separado

Número de Linhas

Único

Direção da Carga

Rolamento Axial

Material

Aço para Rolamentos

Ângulo de Contato

Embalagem de Transporte

Palete de Caixas

Especificação

65×100×47 mm

Código HS

8482102000

Z1V1 Z2V2 Z3V3

Indústrias de Aplicação

Indústria

Equipamento Típico

Máquinas Gerais

Prensas, Tornos, Caixas de Engrenagens, Transportadores

Automotivo

Transmissões, Sistemas de Direção, Conjuntos de Eixo

Motores Industriais

Tampas de Extremidade para Motores Elétricos, Bombas, Ventiladores

Transporte Ferroviário

Bogies de Trem, Sistemas de Acoplamento

Pare os atrasos na produção com Rolamentos Axiais de Precisão P5 (51100-51238m)

Equipment downtime from bearing failure costs manufacturers thousands in lost production each hour. Gray market bearings often fail prematurely due to poor material quality, while multi-layer distribution channels stretch lead times by 30-50%, leaving maintenance teams waiting for critical replacements. For industrial machinery relying on precise axial load handling, these issues aren’t just inconvenient—they directly impact your bottom line.

Rolamentos Axiais Genuínos, Em Estoque e Rastreáveis

Como distribuidor oficial da , fornecemos Rolamentos Axiais de Esferas com precisão P5 que eliminam esses riscos. Nosso sistema de inventário em tempo real WMS garante que a série 51100-51238m esteja em estoque e pronta para envio imediato, enquanto nossa inspeção de qualidade de três níveis ISO 9001 garante que cada rolamento atenda às especificações OEM. Seja para fusos de motores, prensas hidráulicas ou sistemas transportadores, esses Rolamentos Axiais Industriais oferecem desempenho consistente no qual você pode confiar.

Projetado para o Domínio de Carga Axial

Projetados para aplicações de carga axial unidirecional, esses Rolamentos Axiais Separados se destacam em máquinas onde o alinhamento de precisão e o manuseio de carga são críticos. Com um ângulo de contato de 0°, eles transferem eficientemente forças axiais em equipamentos industriais que operam em velocidades moderadas. O design não autocompensador garante estabilidade em sistemas montados rigidamente, tornando-os ideais para caixas de engrenagens, prensas de punção e transmissões automotivas onde o desalinhamento é mínimo, mas a capacidade de carga é primordial.

Detalhes Técnicos Que Impulsionam a Confiabilidade

A classificação de precisão P5 desses rolamentos garante tolerâncias dimensionais apertadas, reduzindo vibração e ruído em equipamentos de alta precisão. Esse nível de exatidão é particularmente crítico para máquinas CNC e ferramentaria de precisão, onde mesmo um pequeno desvio pode comprometer a qualidade da peça de trabalho. Construídos em aço para rolamentos de alta qualidade, eles mantêm a integridade estrutural sob cargas pesadas, enquanto o design separado permite instalação e manutenção fáceis — economizando tempo valioso durante revisões de equipamentos. A classe de vibração melhora ainda mais o desempenho ao minimizar o ruído operacional e prolongar a vida útil em aplicações de serviço contínuo.

Por que Rolamentos Genuínos Reduzem os Custos Totais

Rolamentos axiais falsificados podem oferecer preços iniciais mais baixos, mas frequentemente geram custos ocultos: falhas prematuras que exigem reparos de emergência, paradas de produção e danos potenciais a componentes adjacentes. Nossos Rolamentos Axiais de Esferas Genuínos, apoiados por documentação completa de rastreabilidade, eliminam esses riscos. Com certificação ISO 9001:2008 e fornecimento estável por lote, eles oferecem desempenho previsível que reduz custos de manutenção e prolonga a vida útil do equipamento. Para e equipes de manutenção, a economia de longo prazo proveniente de rolamentos confiáveis supera em muito o investimento inicial em alternativas inferiores.

Seu Parceiro de Confiança em Rolamentos Industriais

With over 10 years of technical expertise and service across 50+ countries, we’ve built our reputation on four pillars: official NTN authorization ensuring 100% genuine products, real-time inventory for on-demand supply, dedicated technical support for model selection and failure analysis, and global door-to-door logistics. Our OEM customization capabilities allow us to tailor bearings to specific application requirements, while our dedicated account managers provide full visibility from order placement to delivery. When you partner with us, you gain more than a supplier—you gain a technical ally invested in your equipment’s performance.

Packaging & Shipping

    Embalagem segura de palete de papelão com etiquetas de identificação do produto

    entrega em 3-7 dias úteis para itens em estoque

    Opções flexíveis de logística: DHL, FedEx, UPS, frete aéreo e frete marítimo

    Número de rastreamento em tempo real fornecido no envio

    Quantidade mínima de pedido: 1 peça, atendendo a necessidades de manutenção de emergência

Obtenha seus Rolamentos Axiais Hoje

Every hour of equipment downtime erodes your productivity and profits. With our in-stock P5 Precision Thrust Bearings, you can minimize wait times and get back to full operation quickly. Whether you need a single replacement or bulk OEM supply, we’re ready to fulfill your order with the reliability and technical support you deserve.

Perguntas Frequentes

Q: Estes são rolamentos genuínos ?

A: Sim, somos um distribuidor oficial da . Cada rolamento vem com documentação completa de rastreabilidade e certificados de autorização da marca para verificar a autenticidade.

P: Como confirmo o tamanho correto do rolamento para o meu equipamento?

A: Forneça o modelo do seu equipamento, as condições de operação (carga, velocidade, temperatura) ou a designação do rolamento existente. Nossa equipe técnica verificará a compatibilidade em até 24 horas.

P: Qual é a sua política de garantia?

A: We offer the manufacturer’s standard warranty covering manufacturing defects. Defective products will be replaced unconditionally with proper documentation of failure.

P: Qual é a quantidade mínima do pedido?

A: Aceitamos pedidos para 1 peça, o que nos torna ideais para reparos de emergência ou necessidades de pequenos lotes. Preços por volume estão disponíveis para pedidos OEM e no atacado.

P: Com que rapidez vocês podem enviar?

A: Rolamentos em estoque são enviados dentro de 3-7 dias úteis através do método logístico de sua preferência. Opções de entrega expressa estão disponíveis para casos urgentes.

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

A: Each bearing includes NTN’s original packaging with holographic labels and laser-etched part numbers. We also provide full traceability documents linking the product to NTN’s official supply chain.

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
51100-?

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