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<strong> Roulements à rouleaux cylindriques <p> 160x340x68mm pour fourniture OEM de machines automobiles thumbnail 1
<strong> Roulements à rouleaux cylindriques <p> 160x340x68mm pour fourniture OEM de machines automobiles - Side View thumbnail 2
<strong> Roulements à rouleaux cylindriques <p> 160x340x68mm pour fourniture OEM de machines automobiles - Detail thumbnail 3
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NTN GENUINE
IN STOCK
<strong> Roulements à rouleaux cylindriques <p> 160x340x68mm pour fourniture OEM de machines automobiles
<strong> Roulements à rouleaux cylindriques <p> 160x340x68mm pour fourniture OEM de machines automobiles - Side View
<strong> Roulements à rouleaux cylindriques <p> 160x340x68mm pour fourniture OEM de machines automobiles - Detail
<strong> Roulements à rouleaux cylindriques <p> 160x340x68mm pour fourniture OEM de machines automobiles - Dimension
Model
NTN-732
Origin
JAPAN
Lead Time
5-7 DAYS
NTN AUTHORIZED · OEM SUPPLIER

<strong> Roulements à rouleaux cylindriques <p> 160x340x68mm pour fourniture OEM de machines automobiles

MODEL: NTN-732 100% Genuine · Traceable

Ensure seamless automotive machinery performance with the NTN NU332EM cylindrical roller bearing, engineered to deliver reliable radial load handling and precise operation in critical industrial applications. This 160x340x68mm bearing features separated inner and outer rings for easy installation and maintenance, a design choice that minimizes downtime during repairs—keeping your production line running smoothly when you need it most.Constructed with high-grade bearing steel and precision-rated to P0/P6/P5/P4/P2 standards, ensuring consistent batch quality for OEM manufacturing requirementsSupports both grease and oil lubrication, adapting to diverse operating conditions in automotive and heavy machinery environmentsBacked by NTN's official authorized supply chain, guaranteeing full traceability documentation to streamline customs clearance and quality compliance

Key Specifications
SPEC-01
Bore (d)
160mm
OD (D)
340mm
Width (B)
68mm
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)160 mm
Outer Diameter (D)340 mm
Width (B)68 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 NU332EM cylindrical roller bearing, engineered to deliver reliable radial load handling and precise operation in critical industrial applications. This 160x340x68mm bearing features separated inner and outer rings for easy installation and maintenance, a design choice that minimizes downtime during repairs—keeping your production line running smoothly when you need it most.

  • Constructed with high-grade bearing steel and precision-rated to P0/P6/P5/P4/P2 standards, ensuring consistent batch quality for OEM manufacturing requirements
  • Supports both grease and oil lubrication, adapting to diverse operating conditions in automotive and heavy machinery environments
  • Backed by NTN’s official authorized supply chain, guaranteeing full traceability documentation to streamline customs clearance and quality compliance

Description

Spécifications du produit

Paramètre

Détails

Modèle n°

Dimension extérieure

35mm-180mm

Matériau

Acier pour roulements

Sphérique

Roulements non-alignants

Direction de charge

Roulement radial

Séparé

Séparé

Nom du produit

Roulement à rouleaux cylindriques

Diamètre d'alésage

15-90 mm

Structure

Cylindrique

Lubrification

Graisse ou Huile

Évaluation de précision

P0 P6 P5 P4 P2

Vibration

Service

OEM ODM

Emballage de transport

Palette en carton

Spécification

160*340*68mm

Marque de commerce

Origine

Japon

Code SH

8482500090

Capacité de production

100000

NU332EM
Z1V1 Z2V2 Z3V3
NTN

Industries d'application

Industrie

Équipement typique

Automobile

Transmissions, Essieux, Composants de moteur

Machines générales

Boîtes de vitesses industrielles, Pompes, Compresseurs

Moteurs

Rotors de moteur électrique, arbres de générateur

Transport Ferroviaire

Systèmes d'essieux de train, Entraînements à engrenages

Arrêtez les retards de production avec les véritables

roulements à rouleaux cylindriques

Les fabricants OEM sont confrontés chaque jour à des défis critiques : les roulements contrefaits causant des pannes d'équipement imprévues, les canaux de distribution à plusieurs niveaux allongeant les délais de livraison de 30 à 50 %, et des fournisseurs n'offrant guère plus que des produits sans support technique. Ces problèmes perturbent les calendriers de production, augmentent les coûts d'arrêt et créent des risques de conformité avec une documentation de traçabilité incomplète.

Roulements Authentiques : En Stock et Traçables

En tant que distributeur officiel de

, nous fournissons le roulement à rouleaux cylindriques
    — 160x340x68 mm — spécialement conçu pour les applications OEM automobiles et de machinerie. Notre inventaire en temps réel via le WMS assure un approvisionnement stable en vrac, tandis que notre système d'inspection qualité à trois niveaux conforme à la norme ISO 9001 garantit l'authenticité des produits. Chaque roulement est accompagné d'une documentation de traçabilité complète, éliminant ainsi les obstacles au dédouanement et les litiges de qualité.

    Performance optimale dans des environnements industriels exigeants

    Le roulement à rouleaux cylindriques

  • excelle dans les scénarios industriels à forte charge et haute vitesse. Sa structure séparée permet un montage et démontage faciles, ce qui le rend idéal pour les boîtes de vitesses automobiles et les broches de machines où la capacité de charge radiale est critique. Avec des classes de précision de P0 à P2 et des classes de vibration

    à
      , ce roulement maintient sa stabilité dans des conditions de fonctionnement variables, réduisant les besoins de maintenance et prolongeant la durée de vie de l'équipement.

      Caractéristiques techniques qui améliorent la fiabilité de l'équipement

      The NU332EM’s 160mm bore size, 340mm outer diameter, and 68mm width balance load capacity with compact design. Constructed from high-grade bearing steel, it delivers exceptional durability under heavy radial loads. The cylindrical structure ensures uniform load distribution across rolling elements, while compatibility with both grease and oil lubrication offers flexibility for different operating temperatures and speeds. Precision ratings up to P2 minimize vibration and noise, critical for precision machinery in automotive manufacturing.

      Pourquoi les roulements authentiques réduisent le coût total de possession

      Gray-market bearings may offer lower upfront costs, but they often lack material quality control and manufacturing precision. This leads to premature failure, causing production line shutdowns that cost far more than the initial savings. Our genuine NTN NU332EM bearings, backed by NTN’s engineering expertise, provide consistent performance and longer service life. With complete traceability and compliance documentation, they reduce the risk of customs delays and liability issues, lowering your total cost of ownership over time.

      Notre engagement pour la réussite de votre production

      Fort de plus de 10 ans d'expérience au service de plus de 50 pays, nous garantissons chaque roulement que nous fournissons. Notre chaîne d'approvisionnement agréée assure des produits 100 % authentiques, chacun vérifié par des contrôles de qualité rigoureux. Notre équipe technique offre un support spécifique à l'application, de la sélection de modèles aux conseils d'installation et à l'analyse des défaillances. Nous proposons une personnalisation OEM flexible et une logistique mondiale porte-à-porte, avec des gestionnaires de comptes dédiés qui suivent chaque commande de l'entreposage à la livraison. Lorsque vous vous associez à nous, vous gagnez un fournisseur fiable investi dans votre efficacité de production.

      Packaging & Shipping

        Emballage en carton et sur palette pour un transport sécurisé

        Dimensions du colis: 36.00cm * 36.00cm * 8.80cm

        Poids brut du colis : 34.000kg

        Logistique mondiale porte-à-porte via des transporteurs de confiance

        Suivi des commandes en temps réel pour une visibilité complète

        Quantités de commande flexibles pour répondre aux besoins de production OEM et de maintenance

      Obtenez vos

      roulements livrés rapidement

      Don’t let supply chain delays or counterfeit risks disrupt your production. Send us your model list, application requirements, and order volume today. We’ll issue a formal quotation with brand authorization and traceability certificates within 24 hours, and support sample testing before mass production. Secure your genuine NTN bearings and keep your equipment running at peak performance.

      Questions fréquemment posées

      Q: Ces roulements sont-ils d'origine?

      A : Oui, nous sommes un distributeur officiel . Chaque roulement provient de la chaîne d'approvisionnement autorisée et est accompagné de documents de traçabilité complets ainsi que de certificats d'autorisation de marque.

      Q : Comment puis-je confirmer si le convient à mon équipement ?

      A : Fournissez le modèle de votre équipement ou les paramètres de fonctionnement (charge, vitesse, température), et notre équipe technique vérifiera la compatibilité et vous fournira des conseils d'application gratuitement.

      Q : Quelle est votre politique de garantie ?

      A: We adhere to NTN’s official warranty standards. All bearings are covered against manufacturing defects, with unconditional replacement or refund for verified issues.

      Q : Quelle est la quantité minimale de commande ?

      A : Nous acceptons les commandes à partir d'une unité, en soutenant à la fois les besoins de maintenance d'urgence et les exigences de production OEM à grande échelle.

      Q: Combien de temps prend l'expédition ?

      A : Avec l'inventaire en temps réel WMS, la plupart des commandes sont expédiées sous 3 à 7 jours ouvrables. Nous proposons des options DHL, FedEx, UPS, aérien et maritime pour correspondre à votre délai de livraison.

      Q : Comment puis-je vérifier l'authenticité des roulements ?

      A: Each bearing includes NTN’s original packaging with防伪标签 (anti-counterfeit labels), laser-etched markings, and traceability documents. We can also provide official authorization letters 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-732?

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-73 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