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Durability Enhanced NTN 22215 Spherical Roller Bearings for Conveyor Systems 75mm×130mm×31mm thumbnail 1
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NTN GENUINE
IN STOCK
Durability Enhanced NTN 22215 Spherical Roller Bearings for Conveyor Systems 75mm×130mm×31mm
Durability Enhanced NTN 22215 Spherical Roller Bearings for Conveyor Systems 75mm×130mm×31mm - Side View
Durability Enhanced NTN 22215 Spherical Roller Bearings for Conveyor Systems 75mm×130mm×31mm - Detail
Durability Enhanced NTN 22215 Spherical Roller Bearings for Conveyor Systems 75mm×130mm×31mm - Dimension
Model
22215
Origin
JAPAN
Lead Time
5-7 DAYS
NTN AUTHORIZED · OEM SUPPLIER

Durability Enhanced NTN 22215 Spherical Roller Bearings for Conveyor Systems 75mm×130mm×31mm

MODEL: 22215 100% Genuine · Traceable

Keep your conveyor systems running longer with NTN 22215 spherical roller bearings—engineered to minimize downtime and maximize productivity in industrial operations. These 75mm×130mm×31mm bearings deliver exceptional durability, high-speed performance, and low noise, ensuring smooth material handling even under heavy loads.100% genuine NTN components with full traceability, eliminating compliance risks and ensuring reliable batch consistencyEnhanced cage design reduces friction and heat buildup, extending service life by up to 30% compared to standard alternativesCustomizable options available to match specific conveyor requirements, backed by our 10+ years technical team for expert support

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 TypeSpherical 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

Keep your conveyor systems running longer with NTN 22215 spherical roller bearings—engineered to minimize downtime and maximize productivity in industrial operations. These 75mm×130mm×31mm bearings deliver exceptional durability, high-speed performance, and low noise, ensuring smooth material handling even under heavy loads.

  • 100% genuine NTN components with full traceability, eliminating compliance risks and ensuring reliable batch consistency
  • Enhanced cage design reduces friction and heat buildup, extending service life by up to 30% compared to standard alternatives
  • Customizable options available to match specific conveyor requirements, backed by our 10+ years technical team for expert support

Description

Product Specifications

Parameter Details
Model NO. 22215
Feature Long Life, High Speed, Low Noise
Specification 75mm×130mm×31mm
Trademark NTN
Origin Japan
HS Code 8482300000
Customerized Customizable
Sample Available
Transport Package Carton Pallet
Package Size 9.50cm * 15.00cm * 5.10cm
Package Gross Weight 3.000kg

Application Industries

Industry Typical Equipment
Manufacturing Conveyor Systems, Gearboxes
Automotive Car Transmissions, Fans

Stop Conveyor Downtime with Durable NTN 22215 Spherical Roller Bearings

Conveyor system operators know the frustration of unexpected shutdowns—especially when caused by premature bearing failure. In manufacturing lines, every hour of downtime translates to lost production, missed deadlines, and increased maintenance costs. Many face the added risk of counterfeit bearings entering their supply chain, which often lack proper traceability and fail under heavy loads, compounding these issues.

Genuine NTN 22215 Bearings for Reliable Conveyor Performance

As an official NTN distributor, we provide authentic NTN 22215 spherical roller bearings designed to address these challenges. These 75mm×130mm×31mm bearings combine long life, high speed, and low noise operation—critical for conveyor systems handling continuous material flow. With our WMS real-time inventory, we ensure stable bulk supply to keep your production lines running without interruption.

Optimal Performance in Heavy-Duty Conveyor Applications

NTN 22215 spherical roller bearings excel in conveyor systems where heavy radial loads and moderate axial loads are common. Their self-aligning design compensates for shaft misalignment, a frequent issue in long conveyor sections, reducing stress on the bearing and extending service life. Whether in mining, manufacturing, or logistics conveyors, these bearings maintain performance under varying speeds and operational conditions.

Key Technical Features Driving Conveyor Efficiency

The 22215 bearing’s 75mm bore diameter, 130mm outer diameter, and 31mm width are engineered to balance load capacity and compactness—ideal for integration into standard conveyor gearboxes and drive units. Its low noise operation minimizes workplace disruption, while the high-speed capability ensures compatibility with modern conveyor systems requiring faster material throughput. The customizable design also allows adaptation to specific application requirements, enhancing versatility across different conveyor configurations.

Avoid Hidden Costs: Why Genuine Bearings Matter for Conveyors

Choosing non-genuine conveyor system bearings may seem cost-effective initially, but the hidden costs are substantial. Counterfeit bearings often fail prematurely, leading to unplanned downtime, expensive repairs, and potential damage to other conveyor components. In contrast, our NTN 22215 bearings come with full traceability and ISO 9001 compliant quality inspection, ensuring consistent performance and reducing total cost of ownership over time.

Why Conveyor Operators Trust Our NTN Bearing Supply

Our 10+ years of technical expertise in bearing applications ensures you get the right product for your conveyor system. As an authorized NTN distributor, we guarantee 100% genuine products with complete traceability documentation, critical for customs clearance and quality assurance. Our global door-to-door logistics network delivers bearings to over 50 countries, with dedicated account managers tracking every order from warehouse to installation. We support sample testing and small-batch trials, allowing you to verify performance before full-scale deployment.

Packaging & Shipping

  • Original NTN packaging with carton pallet for secure transport
  • Standard package dimensions: 9.50cm * 15.00cm * 5.10cm
  • Global door-to-door logistics via DHL, FedEx, UPS, air, or sea freight
  • Real-time order tracking provided for all shipments
  • Sample available for quality verification before bulk orders

Get Your NTN 22215 Bearings Delivered Fast

Don’t let bearing issues slow down your conveyor operations. Send us your order details, including quantity and application requirements, and we’ll provide a formal quotation with traceability certificates within 24 hours. With our ready inventory, you can minimize downtime and keep your production on schedule.

Frequently Asked Questions

Q: Are these genuine NTN 22215 bearings?

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

Q: How can I confirm if the 22215 bearing fits my conveyor system?

A: Provide your conveyor model or operating parameters (load, speed, alignment conditions), and our technical team will verify compatibility at no cost.

Q: What is the warranty for NTN 22215 bearings?

A: All bearings come with NTN’s standard manufacturer warranty, covering manufacturing defects with unconditional replacement.

Q: What is the minimum order quantity for this bearing?

A: We accept orders starting from 1 piece to support emergency maintenance needs, with bulk pricing available for larger quantities.

Q: How long does shipping take to [my country]?

A: Depending on location, standard delivery takes 3-7 business days via express courier. We also offer air and sea freight options for bulk orders.

Q: How do I verify the authenticity of the bearings upon receipt?

A: Check the NTN trademark, packaging hologram, and laser-etched part number. We provide official authorization certificates and batch traceability records for additional verification.

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
22215?

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-22215 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