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Shock Absorbed NTN 22215 Spherical Roller Bearings for Mining Machinery 75x130x31mm thumbnail 1
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NTN GENUINE
IN STOCK
Shock Absorbed NTN 22215 Spherical Roller Bearings for Mining Machinery 75x130x31mm
Shock Absorbed NTN 22215 Spherical Roller Bearings for Mining Machinery 75x130x31mm - Side View
Shock Absorbed NTN 22215 Spherical Roller Bearings for Mining Machinery 75x130x31mm - Detail
Shock Absorbed NTN 22215 Spherical Roller Bearings for Mining Machinery 75x130x31mm - Dimension
Model
22215
Origin
JAPAN
Lead Time
5-7 DAYS
NTN AUTHORIZED · OEM SUPPLIER

Shock Absorbed NTN 22215 Spherical Roller Bearings for Mining Machinery 75x130x31mm

MODEL: 22215 100% Genuine · Traceable

Ensure uninterrupted mining operations with NTN 22215 spherical roller bearings—engineered to absorb shock and reduce noise in heavy machinery. These 75x130x31mm precision components deliver extended service life even under extreme loads, minimizing downtime for your critical equipment.Shock-absorbing design protects machinery from sudden impact, a must for mining environmentsLow noise operation enhances workplace safety and compliance with industrial regulationsISO 9001-certified quality with full traceability documentation, eliminating customs clearance delaysDirect from authorized NTN distributor—no middlemen, ensuring consistent batch quality and reliable delivery

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

Ensure uninterrupted mining operations with NTN 22215 spherical roller bearings—engineered to absorb shock and reduce noise in heavy machinery. These 75x130x31mm precision components deliver extended service life even under extreme loads, minimizing downtime for your critical equipment.

  • Shock-absorbing design protects machinery from sudden impact, a must for mining environments
  • Low noise operation enhances workplace safety and compliance with industrial regulations
  • ISO 9001-certified quality with full traceability documentation, eliminating customs clearance delays
  • Direct from authorized NTN distributor—no middlemen, ensuring consistent batch quality and reliable delivery

Description

Product Specifications

Parameter Details
Model NO. 22215
Feature Long Life, High Speed, Low Noise
Customerized Customizable
Sample Available
Transport Package Carton Pallet
Specification 75mm×130mm×31mm
Trademark NTN
Origin Japan
HS Code 8482300000
Production Capacity 1000000
Package Size 9.50cm * 15.00cm * 5.10cm
Package Gross Weight 3.000kg

Application Industries

Industry Typical Equipment
Mining & Construction Excavators, Loaders, Crushers, Conveyors
Automotive Car Transmissions, Gearboxes
General Machinery Electric Motors, Fans, Pumps

Stop Mining Downtime with Shock-Absorbed NTN 22215 Spherical Roller Bearings

Mining machinery operators know the cost of unexpected downtime—each hour of halted production erodes profitability and delays project timelines. Counterfeit bearings often fail prematurely under heavy loads, while multi-tier distribution channels stretch delivery cycles by 30-50%, leaving maintenance teams waiting for critical replacements.

Genuine NTN 22215 Bearings Delivered Directly to Your Site

As an official NTN distributor, we provide 100% traceable NTN 22215 spherical roller bearings designed for mining machinery’s demanding conditions. With WMS real-time inventory and global door-to-door logistics, we eliminate supply chain delays, ensuring your equipment gets the right bearings when you need them most. The 75x130x31mm dimensions and shock-absorbed design make this bearing ideal for heavy-duty applications like crushers and conveyors.

Engineered for Mining’s Toughest Environments

NTN 22215 spherical roller bearings excel in high-shock, dusty mining environments where equipment operates under extreme loads and variable speeds. Their self-aligning capability compensates for shaft misalignment common in heavy machinery, while the low-noise design reduces operational sound levels. Whether handling the continuous vibration of a conveyor system or the impact forces of a rock crusher, these bearings maintain performance integrity.

Technical Features That Maximize Uptime

The NTN 22215’s 75mm bore diameter and 130mm outside diameter balance load capacity with compact installation, critical for mining equipment where space is limited. Its 31mm width provides lateral stability, while the long-life design reduces replacement frequency—directly lowering maintenance costs. The customizable feature allows tailored solutions for specific mining applications, ensuring optimal performance under unique operating conditions.

Why Authentic NTN Bearings Lower Total Cost of Ownership

Gray-market bearings may offer lower upfront prices, but their lack of traceability and inconsistent quality lead to frequent failures, customs clearance issues, and liability disputes. In contrast, our ISO 9001 compliant three-level quality inspection ensures every NTN 22215 bearing meets strict performance standards. Over time, genuine bearings reduce downtime, maintenance labor, and secondary equipment damage—delivering a lower total cost of ownership than counterfeit alternatives.

Your Trusted Partner for Mining Bearing Solutions

With over 10 years serving mining clients across 50+ countries, we bring unmatched expertise to your bearing procurement. Our technical team provides application-specific guidance, from model selection to installation support, while our dedicated account managers track every order from warehouse to delivery. As an authorized NTN distributor, we supply complete export documentation, ensuring smooth customs clearance and full product traceability.

Packaging & Shipping

  • Original NTN packaging with protective carton pallet for secure transport
  • Sample testing available for quality verification before bulk orders
  • Global logistics options including express courier and sea freight
  • Real-time order tracking from warehouse dispatch to delivery
  • Flexible order quantities, supporting both emergency repairs and bulk procurement

Get Your NTN 22215 Bearings Shipped Today

Don’t let bearing issues slow your mining operation. Send us your equipment model, required quantity, and delivery location—our team will provide a formal quotation with traceability certificates within 24 hours. With our stock availability and streamlined logistics, we minimize the time between order and installation, helping you maintain production schedules.

Frequently Asked Questions

Q: Are these genuine NTN bearings?

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

Q: How do I confirm if the 22215 is suitable for my mining equipment?

A: Provide your equipment model, operating speed, and load conditions. Our technical team will verify compatibility and provide expert recommendations.

Q: What is your warranty policy?

A: All NTN bearings are covered by the manufacturer’s warranty. We offer unconditional replacement for any manufacturing defects.

Q: What is the minimum order quantity?

A: We accept orders starting from 1 unit, supporting both emergency repairs and large-scale production requirements.

Q: How long does delivery take to Southeast Asia?

A: In-stock bearings typically ship within 3-7 business days via DHL or FedEx for express delivery to Southeast Asian countries.

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