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62 Series
Home Deep Groove Ball Bearings 62 Series

6214-ZZ Shielded Deep Groove Ball Bearing | Heavy-Duty Industrial Performance | 70×125×24 mm

6214-ZZ Shielded Deep Groove Ball Bearing | Heavy-Duty Industrial Performance | 70×125×24 mm

The 6214-ZZ is a robust, single-row deep groove ball bearing engineered to handle significant radial and axial loads in demanding environments. Fitted with dual metal shields (-ZZ or -2Z), this component provides excellent physical protection against larger particulates and debris while securely retaining the factory-applied grease. Featuring a substantial 70mm bore, a 125mm outer diameter, and a 24mm width, it is a staple element for heavy machinery, electric motors, and industrial gearboxes where high-speed capability and structural durability are paramount.

6214-ZZ Deep Groove Ball Bearing 70x125x24 mm | 6200 Series | High-Speed & Low-Friction

Designed for long-lasting operation, the double-shielded configuration of the 6214 minimizes friction, allowing for optimal thermal management and higher rotational speeds compared to rubber-sealed alternatives. It is a maintenance-free solution that delivers reliable, continuous performance in environments where contamination risks are moderate. By reducing frictional drag, this bearing lowers energy consumption and minimizes downtime for heavy-duty drive systems.

 

6214-ZZ Shielded Deep Groove Ball Bearing | Heavy-Duty Industrial Performance | 70×125×24 mm

Comprehensive Applications

Ideal for large-scale equipment, power transmission systems, and industrial machinery requiring durable load support and high rotational speeds:

Manufacturing & Conveyor Systems
  • Bulk Material Handling Conveyors
  • Factory Automation Drives
  • Heavy Packaging Machinery
  • Industrial Gearboxes & Reducers
Industrial Motors & Generators
  • Large-Scale Electric Motors
  • Industrial Alternators & Generators
  • Heavy-Duty Blowers and HVAC Fans
  • Industrial Water Pumps
Fluid & Air Handling
  • Centrifugal Water Pumps
  • High-Capacity Air Compressors
  • Industrial Fluid Handling Systems
  • Mining Ventilation Equipment
Heavy Equipment & Agriculture
  • Tractor Transmissions & Gearboxes
  • Combine Harvester Components
  • Heavy-Duty Power Take-Offs (PTO)
  • Construction Machinery Drives

Key Performance Features

01. Exceptional High-Speed Performance

Forged from premium GCr15 Chrome Steel (SAE 52100) and manufactured to precision tolerances, offering excellent wear resistance and extended rolling fatigue life. The non-contact design allows it to maintain rapid RPMs without excessive heat generation.

02. High Load Capacity & Durability

Engineered with deep raceway grooves and close osculation between the steel balls and raceways, this bearing easily accommodates heavy radial loads and moderate axial loads in both directions. It provides superior stability for large, vibrating machinery.

03. Dual Metal Shields (-ZZ)

Equipped with non-contact pressed steel shields on both sides. This creates a highly effective physical barrier against dirt and metal shavings while ensuring zero frictional drag from the shield itself, enabling cooler running temperatures at high speeds.

Technical Specifications

Bearing Type Single Row Deep Groove Ball Bearing
ISO Dimension Series 6200 Series (Medium Series)
Basic Designation 6214
Suffix ZZ / 2Z (Double Metal Shields)
Bore Diameter (d) 70 mm
Outer Diameter (D) 125 mm
Width (B) 24 mm
Material (Races & Balls) Chrome Steel (GCr15 / SAE 52100)
Precision Class Standard (ABEC-1) / P6 Grade Available
Shielding Material Pressed Steel
Dynamic Load Rating (Cʳ) 61.0 kN
Static Load Rating (C₀ʳ) 45.0 kN
Limiting Speed (Grease) 5,300 r/min
Limiting Speed (Oil) --
Weight (approx.) 1.07 kg

Interchange Part Numbers

Common manufacturer equivalents include:

  • SKF: 6214-2Z
  • NSK: 6214ZZ / 6214ZZCM
  • FAG: 6214-2Z
  • NTN: 6214ZZ
  • KOYO: 6214ZZ
  • Timken: 6214ZZ

Design & Configuration

The 6214-ZZ is supplied pre-lubricated with high-grade industrial grease, making it ready for immediate drop-in installation. For applications exposed to severe moisture, washdowns, or heavy dust, we recommend considering our rubber-contact sealed variant (6214-2RS). Alternatively, for oil-lubricated gearboxes, a completely open type (6214) is also available. Please reach out to our Welink Bearing technical team to determine the optimal configuration for your machinery's operating environment.

"Upgrade your heavy-duty applications with the 6214-ZZ for uncompromising load support, high-speed efficiency, and extended service life."

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