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Zylinderrollenlager <strong> <p> 55x120x43mm für Motorrad-OEM-Anwendungen thumbnail 1
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NTN GENUINE
IN STOCK
Zylinderrollenlager <strong> <p> 55x120x43mm für Motorrad-OEM-Anwendungen
Zylinderrollenlager <strong> <p> 55x120x43mm für Motorrad-OEM-Anwendungen - Side View
Zylinderrollenlager <strong> <p> 55x120x43mm für Motorrad-OEM-Anwendungen - Detail
Zylinderrollenlager <strong> <p> 55x120x43mm für Motorrad-OEM-Anwendungen - Dimension
Model
NTN-750
Origin
JAPAN
Lead Time
5-7 DAYS
NTN AUTHORIZED · OEM SUPPLIER

Zylinderrollenlager <strong> <p> 55x120x43mm für Motorrad-OEM-Anwendungen

MODEL: NTN-750 100% Genuine · Traceable

Ensure seamless motorcycle powertrain performance with the NTN NUP2311EM cylindrical roller bearing, engineered to deliver consistent radial load handling and precise shaft alignment in high-rev applications. This 55x120x43mm bearing features separable inner/outer rings for easy installation and maintenance, reducing downtime during repairs or upgrades.NTN Japan original quality with full traceability documentation, eliminating compliance risks in global OEM supply chainsBearing steel construction and P0-P2 precision ratings ensure durability under continuous operation, supporting stable production schedulingGrease or oil lubrication flexibility adapts to diverse motorcycle engine designs, backed by our 10+ years technical team for application-specific guidance

Key Specifications
SPEC-01
Bore (d)
55mm
OD (D)
120mm
Width (B)
43mm
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)55 mm
Outer Diameter (D)120 mm
Width (B)43 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 motorcycle powertrain performance with the NTN NUP2311EM cylindrical roller bearing, engineered to deliver consistent radial load handling and precise shaft alignment in high-rev applications. This 55x120x43mm bearing features separable inner/outer rings for easy installation and maintenance, reducing downtime during repairs or upgrades.

  • NTN Japan original quality with full traceability documentation, eliminating compliance risks in global OEM supply chains
  • Bearing steel construction and P0-P2 precision ratings ensure durability under continuous operation, supporting stable production scheduling
  • Grease or oil lubrication flexibility adapts to diverse motorcycle engine designs, backed by our 10+ years technical team for application-specific guidance

Description

Produktspezifikationen

Parameter

Details

Modell-Nr.

Außenabmessung

35mm-180mm

Material

Wälzlagerstahl

sphärisch

Nicht-selbstausrichtende Lager

Lastrichtung

Radiallager

Getrennt

Getrennt

Produktname

Zylinderrollenlager

Bohrungsdurchmesser

15-90 mm

Struktur

Zylindrisch

Schmierung

Fett oder Öl

Präzisionsbewertung

P0 P6 P5 P4 P2

Vibration

Service

OEM ODM

Transportverpackung

Kartonpalette

Spezifikation

55*120*43mm

Marke

Ursprung

Japan

HS-Code

8482500090

Produktionskapazität

100000

Packungsgröße

14.00cm * 14.00cm * 6.30cm

Paket Bruttogewicht

2.900kg

NUP2311EM
Z1V1 Z2V2 Z3V3
NTN

Anwendungsindustrien

Industrie

Typische Ausrüstung

Automobil

Motorräder, Motoren, Getriebe

Motoren

Elektromotoren, Generatoren

Allgemeine Maschinen

Werkzeugmaschinen, Pumpen, Kompressoren

Stoppen Sie Verzögerungen in der Motorradproduktion mit echten

Lagern

Motorrad-OEM-Fabriken stehen vor kritischen Herausforderungen durch gefälschte Lager, die vorzeitige Ausfälle verursachen und zu kostspieligen Produktionsstillständen führen. Mehrstufige Vertriebskanäle führen oft zu unvorhersehbaren Lieferzeiten, die die Fertigungspläne stören und die Betriebsrisiken erhöhen. Ohne angemessene technische Unterstützung wird die Auswahl des richtigen Lagers für leistungsstarke Motorradanwendungen zum Glücksspiel, was möglicherweise zu erhöhten Wartungskosten und reduzierter Produktzuverlässigkeit führt.

Original

Lager für zuverlässige Motorradfertigung

Als offizieller Distributor von

bieten wir authentische
    Zylinderrollenlager an, wodurch die Risiken von Fälschungen ausgeschlossen werden. Unser nach ISO 9001 konformes dreistufiges Qualitätsprüfsystem stellt sicher, dass jedes Lager strengen Standards entspricht, während die vollständige Produktrückverfolgbarkeitsdokumentation die Zollabfertigung und Qualitätskontrollprozesse vereinfacht. Mit Echtzeit-Lagerbestandsverwaltung (WMS) bieten wir eine stabile Massenversorgung, um Ihre Motorrad-Produktionslinien reibungslos am Laufen zu halten, unterstützt von einem technischen Team mit über 10 Jahren Erfahrung für fachkundige Anwendungsberatung.

    Optimale Leistung in Motorradgetrieben und Motoren

    The NTN NUP2311EM cylindrical roller bearing, with dimensions 55x120x43mm, is specifically designed for motorcycle OEM applications, excelling in high-speed, radial load environments. Its separated structure allows for easy installation and maintenance, making it ideal for motorcycle transmissions and engine components where reliability and durability are paramount. The bearing’s precision construction ensures consistent performance under varying operating conditions, contributing to the overall efficiency and longevity of motorcycle powertrains.

    Technische Merkmale für überlegene Motorradleistung

    The NTN NUP2311EM cylindrical roller bearing incorporates several key technical features that enhance its performance in motorcycle applications. Its bearing steel material provides high strength and wear resistance, critical for withstanding the demanding conditions of motorcycle operation. Available precision ratings from P0 to P2 allow customization based on specific application requirements, ensuring optimal fit and function. The bearing’s vibration levels (Z1V1 to Z3V3) are carefully controlled to minimize noise and ensure smooth operation, a key consideration for motorcycle comfort and performance. Additionally, the separated design facilitates efficient lubrication with either grease or oil, adapting to different motorcycle maintenance protocols and operating environments.

    Langzeitwert von echten Motorradlagern

    Die Wahl von Original-

    -Lagern anstelle von Nachbauprodukten senkt die Gesamtbetriebskosten für Motorradhersteller. Nachbaulager versagen oft vorzeitig, was zu Produktionsausfällen, höheren Wartungskosten und potenziellen Haftungsrisiken führt. Im Gegensatz dazu bieten originale
      -Lager gleichbleibende Leistung, längere Lebensdauer und zuverlässige Rückverfolgbarkeit, wodurch die Einhaltung internationaler Qualitätsstandards gewährleistet wird. Die Investition in Originalkomponenten führt zu weniger Produktionsunterbrechungen, geringeren Austauschkosten und einem verbesserten Ruf für die Herstellung hochwertiger Motorräder.

      Warum Motorradhersteller unserer Lagerlieferung vertrauen

      Unsere Position als offizieller

      -Distributor gewährleistet direkten Zugang zu Originalprodukten mit vollständiger Rückverfolgbarkeit, unterstützt durch offizielle Autorisierungsdokumentation. Mit über 10 Jahren Erfahrung im Dienst für Kunden in über 50 Ländern verstehen wir die besonderen Anforderungen von Motorrad-
      . Unser engagiertes technisches Team bietet persönlichen Support, von der Modellauswahl bis zur Installationsanleitung und Fehleranalyse. Wir führen Echtzeitbestände über unser WMS-System, was flexible OEM-Kundenspezifikation und termingerechte Lieferung ermöglicht. Unser globales Tür-zu-Tür-Logistiknetzwerk gewährleistet zuverlässige Versorgung, während unser ISO-9001-Qualitätsmanagementsystem eine gleichbleibende Produktqualität garantiert. Wir bieten umfassende Exportdokumentation an, die den internationalen Handel und die Compliance-Prozesse für unsere Kunden vereinfacht.

      Packaging & Shipping

        Karton-Palettenverpackung mit Schutzmaßnahmen zur Sicherstellung der Lagerintegrität während des Transports

        Standardlieferung innerhalb von 3-7 Werktagen für Lagerartikel

        Flexible Versandoptionen inklusive DHL, FedEx, UPS, Luftfracht und Seefracht

        Echtzeit-Logistikverfolgung für alle Sendungen

        Mindestbestellmenge von 1 Stück, geeignet für sowohl Notfallwartung als auch Kleinserienproduktionsbedarf

      Sichern Sie Ihre

      Lager für ununterbrochene Produktion

      Don’t let bearing issues disrupt your motorcycle manufacturing schedule. Contact us with your NTN NUP2311EM bearing requirements, including quantity and application details, to receive a formal quotation within 24 hours. Our streamlined process supports sample testing and small-batch trials, ensuring the bearing meets your exact specifications before full-scale production. Secure your supply today and maintain the reliability of your motorcycle production line.

      Häufig gestellte Fragen

      F: Sind das echte Lager?

      A: Ja, wir sind ein offizieller Distributor von , und alle unsere Produkte sind zu 100 % original, mit vollständiger Rückverfolgbarkeitsdokumentation und Markenautorisierung.

      F: Wie kann ich bestätigen, ob das

      für meine Motorradanwendung geeignet ist?

      A: Unser technisches Team kann bei der Modellauswahl helfen. Bitte geben Sie Ihr Motorradmodell, Anwendungsdetails und Betriebsparameter für eine kostenlose Kompatibilitätsprüfung an.

      F: Wie lautet Ihre Garantiepolitik für Lager?

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

      F: Was ist die Mindestbestellmenge für das

      Lager?

      A: Wir akzeptieren Bestellungen ab 1 Stück und unterstützen sowohl Notfallreparaturen als auch Kleinserienproduktionen.

      F: Wie lange dauert der Versand und welche Logistikoptionen sind verfügbar?

      A: Artikel auf Lager werden in der Regel innerhalb von 3–7 Werktagen versendet. Wir bieten flexible Logistikoptionen an, darunter DHL, FedEx, UPS, Luftfracht und Seefracht, abgestimmt auf Ihre Bedürfnisse. </div

SECTION 12 / GET QUOTATION

Ready to Order
NTN-750?

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-75 SECURE SSL

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ISO 9001:2015 · JIS B 1518