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NTN GENUINE
IN STOCK
High Speed NTN 61915 Deep Groove Ball Bearing 75x105x16mm for Automotive OEM
High Speed NTN 61915 Deep Groove Ball Bearing 75x105x16mm for Automotive OEM - Side View
High Speed NTN 61915 Deep Groove Ball Bearing 75x105x16mm for Automotive OEM - Detail
High Speed NTN 61915 Deep Groove Ball Bearing 75x105x16mm for Automotive OEM - Dimension
Model
61915
Origin
JAPAN
Lead Time
5-7 DAYS
NTN AUTHORIZED · OEM SUPPLIER

High Speed NTN 61915 Deep Groove Ball Bearing 75x105x16mm for Automotive OEM

MODEL: 61915 100% Genuine · Traceable

Ensure seamless automotive OEM production with the High Speed NTN 61915 Deep Groove Ball Bearing, engineered to deliver reliable performance in critical applications. This 75x105x16mm radial bearing features a 0° contact angle for optimal radial load handling, paired with bearing steel construction that maintains precision even under high-speed conditions—exactly what you need to keep production lines running without unexpected interruptions.Available in 61915, 61915-z, and 61915-2z configurations to match your specific sealing requirementsBacked by NTN's official authorized supply chain for complete traceability and compliance with international quality standardsDesigned to reduce downtime risks with consistent batch stability, making it ideal for automotive OEM factories and machinery manufacturers

Key Specifications
SPEC-01
Bore (d)
75mm
OD (D)
105mm
Width (B)
16mm
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)105 mm
Width (B)16 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 TypeDeep Groove Ball 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 OEM production with the High Speed NTN 61915 Deep Groove Ball Bearing, engineered to deliver reliable performance in critical applications. This 75x105x16mm radial bearing features a 0° contact angle for optimal radial load handling, paired with bearing steel construction that maintains precision even under high-speed conditions—exactly what you need to keep production lines running without unexpected interruptions.

  • Available in 61915, 61915-z, and 61915-2z configurations to match your specific sealing requirements
  • Backed by NTN’s official authorized supply chain for complete traceability and compliance with international quality standards
  • Designed to reduce downtime risks with consistent batch stability, making it ideal for automotive OEM factories and machinery manufacturers

Description

Product Specifications

Parameter Details
Model NO. 61915, 61915-z, 61915-2z
Rows Number Single
Load Direction Radial Bearing
Material Bearing Steel
Contact Angle
Specification 75×105×16mm
Trademark NTN
Origin Germany, Sweden, Japan
HS Code 8482102000

Application Industries

Industry Typical Equipment
Automotive Engine components, transmission systems, wheel hubs, power steering mechanisms
Motors Electric motor spindles, generator rotors, pump drives
General Machinery Industrial gearboxes, conveyor systems, textile machinery, printing presses

Stop Production Delays with Genuine NTN 61915 Deep Groove Ball Bearings

Automotive OEMs and machinery manufacturers often face costly disruptions from counterfeit bearings that fail prematurely, or multi-tier suppliers with unpredictable delivery times that derail production schedules. When a bearing in your assembly line fails, the downtime can cost thousands in lost output—not to mention the risk of quality disputes from incomplete traceability documentation.

Genuine NTN 61915 Bearings: In Stock and Traceable

As an official NTN distributor, we ensure every High Speed NTN 61915 Deep Groove Ball Bearing meets OEM standards for automotive and motor applications. With our WMS real-time inventory system, the 75x105x16mm 61915 bearing is ready for immediate dispatch, eliminating the 30–50% lead time delays common in traditional distribution channels. Each unit comes with full traceability certificates, so you avoid customs clearance issues and quality liability risks.

Engineered for High-Speed Automotive Performance

The NTN 61915 deep groove ball bearing is designed to excel in high-speed rotational applications, such as automotive transmission systems and electric motor spindles. With a 0° contact angle and radial load capacity, it maintains stability even under continuous operation at high RPMs. Its 75mm bore diameter and 105mm outer diameter make it a precise fit for compact machinery where space and weight are critical factors.

Technical Details That Drive Reliability

The 61915 bearing’s performance is defined by critical engineering features: its single-row design optimizes load distribution for radial applications, while the bearing steel construction ensures durability under varying temperatures and mechanical stress. The 16mm width balances structural support with space efficiency, a key consideration in automotive OEM assemblies. For enhanced protection, the 61915-z (single shield) and 61915-2z (double shield) variants prevent contamination in harsh industrial environments, extending service life and reducing maintenance needs.

Why Genuine NTN Bearings Lower Your Total Cost

Choosing authentic 61915 bearings over gray-market alternatives delivers long-term value. Counterfeit bearings often lack proper heat treatment, leading to premature wear and potential equipment failure—costing far more in repair and downtime than the initial savings. Our ISO 9001 compliant three-level inspection ensures each bearing meets NTN’s strict quality standards, while full traceability documentation protects your supply chain from compliance risks. The 61915 bearing’s design for high-speed stability also reduces energy consumption, contributing to lower operational costs over time.

Why Global OEMs Trust Our NTN Supply

With 10+ years serving automotive and machinery clients across 50+ countries, we bring proven expertise to your bearing procurement: as an official NTN distributor, every product is sourced directly from authorized supply chains with complete traceability. Our technical team provides application-specific support, from model selection to failure analysis, helping you avoid costly installation errors. We maintain dedicated inventory for OEM partners, ensuring stable bulk supply even during peak demand. Plus, our global door-to-door logistics network delivers your 61915 bearings on schedule, whether you’re in Southeast Asia, Europe, or North America.

Packaging & Shipping

  • Original NTN packaging with product certification and traceability documents
  • Stock items ship within 3–7 business days
  • Flexible logistics options: DHL, FedEx, UPS, air freight, or sea freight
  • Real-time tracking provided for all shipments
  • Minimum order quantity: 1 unit, supporting both emergency repairs and bulk OEM orders

Get Your NTN 61915 Bearings Delivered Fast

Don’t let bearing delays disrupt your production. Whether you need a single 61915-2z for emergency maintenance or bulk quantities for OEM assembly, our team ensures quick response and reliable delivery. Send us your model requirements, application details, and order volume today—we’ll confirm availability and provide a formal quote within 24 hours.

Frequently Asked Questions

Q: Are these genuine NTN bearings?

A: Yes, we are an official NTN distributor. Every 61915 bearing is sourced from authorized supply chains and comes with complete traceability documentation and brand authorization certificates.

Q: How do I confirm if the 61915 bearing fits my equipment?

A: Provide your equipment model or working condition parameters (load, speed, temperature), and our technical team will verify compatibility and recommend the optimal variant (open, 61915-z, or 61915-2z).

Q: What is your warranty policy?

A: All NTN bearings are covered by the manufacturer’s warranty. We provide replacement or refund for any manufacturing defects, supported by our three-level quality inspection records.

Q: What is the minimum order quantity?

A: We accept orders starting from 1 unit, making us ideal for both emergency repairs and large-scale OEM production runs.

Q: How long does shipping take?

A: In-stock 61915 bearings ship within 3–7 business days. Delivery time depends on your location and chosen logistics (express, air, or sea freight).

Q: How can I verify the authenticity of the bearings?

A: Each bearing comes with NTN’s original packaging, laser-etched part numbers, and traceability certificates. We can also provide official authorization documents upon request to confirm genuine supply.

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
61915?

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-61915 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