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High Precision NTN NUP2332 Cylindrical Roller Bearing for Motors, 160x340x114mm thumbnail 1
High Precision NTN NUP2332 Cylindrical Roller Bearing for Motors, 160x340x114mm - Side View thumbnail 2
High Precision NTN NUP2332 Cylindrical Roller Bearing for Motors, 160x340x114mm - Detail thumbnail 3
High Precision NTN NUP2332 Cylindrical Roller Bearing for Motors, 160x340x114mm - Dimension thumbnail 4
NTN GENUINE
IN STOCK
High Precision NTN NUP2332 Cylindrical Roller Bearing for Motors, 160x340x114mm
High Precision NTN NUP2332 Cylindrical Roller Bearing for Motors, 160x340x114mm - Side View
High Precision NTN NUP2332 Cylindrical Roller Bearing for Motors, 160x340x114mm - Detail
High Precision NTN NUP2332 Cylindrical Roller Bearing for Motors, 160x340x114mm - Dimension
Model
NTN-720
Origin
JAPAN
Lead Time
5-7 DAYS
NTN AUTHORIZED · OEM SUPPLIER

High Precision NTN NUP2332 Cylindrical Roller Bearing for Motors, 160x340x114mm

MODEL: NTN-720 100% Genuine · Traceable

Ensure peak motor performance with the NTN NUP2332 cylindrical roller bearing, engineered to deliver exceptional radial load capacity and precision rotation in industrial machinery. This 160x340x114mm high-precision component minimizes vibration (Z3V3 rating) and extends service life, solving common issues with inconsistent power transmission and unplanned downtime.Separated inner/outer ring design allows easy mounting/disassembly for maintenance efficiencyISO 9001-compliant quality with full traceability documentation for seamless global logisticsSupports both grease and oil lubrication to adapt to diverse motor operating conditions

Key Specifications
SPEC-01
Bore (d)
160mm
OD (D)
340mm
Width (B)
114mm
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)114 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 peak motor performance with the NTN NUP2332 cylindrical roller bearing, engineered to deliver exceptional radial load capacity and precision rotation in industrial machinery. This 160x340x114mm high-precision component minimizes vibration (Z3V3 rating) and extends service life, solving common issues with inconsistent power transmission and unplanned downtime.

  • Separated inner/outer ring design allows easy mounting/disassembly for maintenance efficiency
  • ISO 9001-compliant quality with full traceability documentation for seamless global logistics
  • Supports both grease and oil lubrication to adapt to diverse motor operating conditions

Description

Product Specifications

Parameter Details
Model NO. NUP2332
Outer Dimension 35mm-180mm
Material Bearing Steel
Spherical Non-Aligning Bearings
Load Direction Radial Bearing
Separated Separated
Product Name Cylindrical Roller Bearing
Bore Size 15-90 mm
Structure Cylindrical
Lubrication Grease or Oil
Precision Rating P0 P6 P5 P4 P2
Vibration Z1V1 Z2V2 Z3V3
Service OEM ODM
Transport Package Carton Pallet
Specification 160*340*114mm
Trademark NTN
Origin Japan
HS Code 8482500090
Production Capacity 100000

Application Industries

Industry Typical Equipment
Automotive Electric Motors, Gearboxes, Transmission Systems
Industrial Machinery CNC Machines, Pumps, Fans, Compressors
Rail Transit Locomotive Traction Motors, Axle Boxes
General Manufacturing Conveyors, Material Handling Equipment, Generators

Stop Production Delays with NTN NUP2332 High Precision Motor Bearings

Motor manufacturers and maintenance teams often face unexpected downtime due to counterfeit bearings failing prematurely. Incomplete traceability documents from gray-market suppliers can cause customs clearance delays, while multi-tier distribution channels stretch lead times by 30-50%, leaving production lines idle. These issues aren’t just inconvenient—they directly impact your bottom line with avoidable losses.

Genuine NTN NUP2332 Bearings: In Stock and Traceable

As an official NTN distributor, we supply the high precision NTN NUP2332 cylindrical roller bearing—specifically engineered for industrial motors—with complete traceability. Our ISO 9001 compliant three-level quality inspection ensures each bearing meets OEM standards, while WMS real-time inventory means we can fulfill orders without the typical delays of traditional distribution networks. Whether for new motor production or emergency maintenance, this 160x340x114mm bearing delivers the reliability your equipment demands.

Optimal Performance in Industrial Motor Applications

The NTN NUP2332 cylindrical roller bearing excels in high-speed, radial load environments common in industrial motors. Its separated structure allows for easy assembly and disassembly during maintenance, while the cylindrical design ensures uniform load distribution across the rolling elements. This makes it ideal for motors operating in continuous-duty scenarios, where precision and durability directly influence equipment lifespan and energy efficiency.

Technical Details That Drive Reliability

The NTN NUP2332’s precision rating options (from P0 to P2) cater to varying application requirements—P5 and P4 grades deliver tighter tolerances for high-precision motor spindles, reducing vibration and noise. Its vibration classes (Z1V1 to Z3V3) further ensure smooth operation, critical for minimizing wear on motor components. Constructed from high-grade bearing steel, this bearing balances strength and weight, while supporting both grease and oil lubrication to adapt to different operating conditions. With a specification of 160x340x114mm, it provides the structural stability needed for heavy-duty motor applications.

Why Genuine NTN Bearings Lower Your Total Cost

Choosing authentic NTN NUP2332 bearings over counterfeit alternatives eliminates hidden costs. Counterfeit bearings often fail within months, leading to unscheduled maintenance, replacement parts, and production downtime. In contrast, genuine NTN bearings offer consistent performance, reducing the risk of secondary equipment damage and extending service intervals. Our full product traceability also ensures compliance with export documentation requirements, avoiding costly customs holds and liability disputes.

Why Global Manufacturers Trust Our Supply

With over 10 years of experience serving clients in 50+ countries, we’ve built our reputation on four pillars: official NTN authorization, guaranteeing 100% genuine products with complete traceability; a dedicated technical team providing application-specific support, from model selection to failure analysis; flexible OEM customization to meet unique motor requirements; and global door-to-door logistics, ensuring reliable delivery to your facility. Our three-level quality inspection system—covering incoming materials, production, and final出库—ensures every bearing meets NTN’s strict standards.

Packaging & Shipping

  • Original NTN packaging with carton and pallet reinforcement for secure transport
  • Package Size: 36.00cm * 36.00cm * 13.40cm
  • Package Gross Weight: 55.900kg
  • Global logistics options including DHL, FedEx, UPS, air, and sea freight
  • Real-time tracking provided for all shipments
  • Support for small-batch trial orders and bulk OEM supply

Get Your NTN NUP2332 Bearing Shipped Today

Don’t let bearing issues slow your production. Send us your model list, motor specifications, and order volume, and we’ll issue a formal quotation with brand authorization and traceability certificates within 24 hours. Whether you need a single unit for emergency repair or a long-term supply agreement, our dedicated account manager will handle your order from warehouse to delivery.

Frequently Asked Questions

Q: Are these NTN NUP2332 bearings genuine?

A: Yes, we are an official NTN authorized distributor. Every bearing comes with complete traceability documentation and brand authorization certificates to verify authenticity.

Q: How can I confirm if this bearing fits my motor?

A: Provide your motor model, operating speed, and load conditions. Our technical team will verify compatibility and recommend the appropriate precision and clearance等级 for your application.

Q: What is your warranty policy?

A: We adhere to NTN’s official warranty standards. Any manufacturing defects will be replaced unconditionally, with full after-sales support for claims processing.

Q: What is the minimum order quantity?

A: We accept orders starting from 1 unit to support emergency maintenance needs, with preferential pricing for bulk OEM orders.

Q: How long does shipping take?

A: In-stock bearings are shipped within 3-7 business days. We offer flexible logistics options to meet your delivery timeline, including expedited air freight.

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

A: Check the NTN laser marking on the bearing, scan the packaging’s QR code for traceability, and cross-verify the serial number with our provided documentation. Our team can assist with authentication if needed.

SECTION 12 / GET QUOTATION

Ready to Order
NTN-720?

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-72 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