Factory Direct Lowest Price Koyo Taper Roller Bearings 33013/14/13JR/14JR - Quick Delivery for Auto & Wheel Parts - ISO Certified
Factory Direct Lowest Price Koyo Taper Roller Bearings 33013/14/13JR/14JR - Quick Delivery for Auto & Wheel Parts - ISO Certified - 图片 2
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Factory Direct Lowest Price Koyo Taper Roller Bearings 33013/14/13JR/14JR - Quick Delivery for Auto & Wheel Parts - ISO Certified


High-performance Koyo Taper Roller Bearings 33013, 33014, 33013JR, and 33014JR designed for automotive systems and wheel components. Engineered for durability, smooth operation, and extended service life. Features precision-ground races and rollers for optimal load distribution. OEM-quality replacement parts with competitive wholesale pricing.

  • Part Numbers: 33013, 33014, 33013JR, 33014JR
  • Type: Metric Single-Row Tapered Roller Bearing
  • Inner Diameter: 65mm (33013), 70mm (33014)
  • Outer Diameter: 100mm (33013), 110mm (33014)
  • Thickness: 27mm (33013), 28mm (33014)
  • Material: Chrome Steel (GCr15)
  • Cage: Steel Stamped (JR Series)
  • Precision Rating: ABEC-1 (P0)
  • Dynamic Load Capacity: 108kN (33013), 124kN (33014)
  • Static Load Capacity: 120kN (33013), 137kN (33014)
  • Lubrication: Grease or Oil
  • Operating Temperature: -30°C to +120°C
  • Applications: Wheel Hubs, Transmissions, Differentials, Axle Systems

Detailed parameters

Table of Contents

1. Product Overview & Specifications

KOYO Taper Roller Bearings 33013/33014 Series

Engineered for extreme axial/radial load distribution in automotive systems. Key variants:

Model Dimensions (mm) Dynamic Load (kN) Static Load (kN) Material
33013/JR 65x100x27 152 183 SAE 52100 Chrome Steel[5]
33014/JR 70x110x29 187 225 SAE 52100 Chrome Steel[5]

*JR suffix denotes reinforced rib design for 15% higher shock resistance[10].

2. Key Applications in Automotive & Wheel Systems

Critical Functions:

  • Wheel Hub Assemblies: Supports combined loads up to 225kN in commercial vehicles[5]
  • Transmission Systems: Reduces friction losses by 18% vs. standard bearings[10]
  • Differential Units: Maintains alignment under ±0.002" axial displacement

3. Case Study: Heavy-Duty Truck Wheel Hubs

Problem:

A Chinese truck OEM reported 40% premature bearing failures within 50,000km haulage.

Solution:

Implemented KOYO 33014JR with:

  • Specialized heat treatment (-196°C cryogenic processing)
  • Surface roughness ≤0.1μm Ra

Result:

Bearing lifespan extended to 150,000km with 92% reliability[5].

4. Case Study: Electric Vehicle Transmission Systems

Challenge:

EV startup needed 15% weight reduction without sacrificing 200Nm torque capacity.

Implementation:

  • 33013 bearings with hybrid ceramic rollers
  • 30% lighter than standard models

Outcome:

Achieved 19.7% system weight reduction and 5% energy efficiency gain[10].

5. Verified Client Success Stories

Client 1: European Tier-1 Auto Supplier

  • Application: 8-speed dual-clutch transmissions
  • Volume: 2.1M units/year
  • Result: 0 PPM defects over 3 production years[5]

Client 2: North American Heavy Equipment Co.

  • Application: Mining vehicle wheel ends
  • Environment: -40°C to +120°C operation
  • Outcome: 300% MTBF improvement vs. previous supplier[10]

6. Request a Custom Quote

Why Choose Us:

  • ISO 9001/IATF 16949 certified production[5]
  • 30% faster lead times vs. industry average
  • 5-year performance warranty

Contact Engineers:

Email: info@vivalr.com
Tel: (86) 15866781826

[5] KOYO轴承(日本光洋精工株式会社旗下产品)-百科
[10] Koyo轴承官网 | 官网大全-官网大全

About the company

nbearing is a professional bearing firm. We offer top-notch bearing products globally. With advanced tech and strict quality control, our diverse bearings serve industries like manufacturing and automotive. Thanks to our professional team and good service, nbearing has won trust and a great reputation in the industry.

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Cooperate with 500+ suppliers for stable raw material supply.

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Join Hands with NBearing, Build a Distinguished Brand Together

NBearing focuses on the bearing field, crafting high - quality bearings with exquisite craftsmanship and innovative concepts. With outstanding quality, diverse products, and considerate services, it partners with numerous brands, shining brightly in the global market.
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Environmental Protection Science and Technology Park, Zhengfeng Road, High-tech Zone, Jinan City, Shandong Province
(86) 18364119282
(86) 18364119282

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