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62 Series
Home Deep Groove Ball Bearings 62 Series

627 ZZ Deep Groove Ball Bearing for General-Purpose Electric Motors | 7×22×7 mm

627 ZZ Deep Groove Ball Bearing for General-Purpose Electric Motors | 7×22×7 mm

The 627-ZZ is a Standard Deep Groove Ball Bearing engineered for robust and versatile performance in a wide range of mechanical applications. Featuring double metal shields (ZZ) on both sides, this metric bearing provides reliable protection against dust and contaminants while ensuring smooth, low-friction operation. With a 7mm bore, it is a common choice for electric motors, industrial fans, power tools, and various machinery requiring a durable and readily available bearing solution.

627 ZZ Deep Groove Ball Bearing 7x22x7 mm | Standard Series | Double Shielded

A versatile and commonly selected deep groove ball bearing built with universal deep groove geometry. Designed for reliable high-speed performance up to 33,000 r/min (Oil). Capable of handling moderate to high radial loads and light axial loads, the 627-ZZ is a trusted component in general industrial, automotive auxiliary systems, and household appliances.

627 ZZ Deep Groove Ball Bearing Double Shielded Standard Bearing for Electric Motors

Comprehensive Applications

Ideally suited for a broad spectrum of general industrial and consumer equipment:

Electric Motors & Drives
  • Small AC & DC Motors
  • Gearmotor Output Shafts
  • Appliance Motors (Washers, Dryers)
  • Automotive Auxiliary Motors
Industrial Fans & Blowers
  • HVAC Fan & Blower Motors
  • Exhaust Fans
  • Condenser Fan Motors
  • Cooling Fans for Cabinets
Power Tools & Appliances
  • Drills & Grinders
  • Saws & Sanders
  • Lawn & Garden Equipment
  • Air Compressors
General Machinery
  • Conveyor Rollers
  • Agricultural Equipment
  • Food Processing Machinery
  • Textile Machinery

Key Performance Features

01. Effective Two-Sided Shielding

Features dual non-contact pressed steel shields that guard against dust and larger airborne debris. This shielding solution aids in lubricant retention, extends maintenance intervals, and ensures low rotational resistance in diverse conditions.

02. Durable, General-Use Construction

As part of the standard series, the 627-ZZ offers an optimal blend of load support, speed capability, and durability. Its common dimensions and sturdy build make it well-suited for both OEM designs and replacement applications in motors, blowers, and light machinery.

03. Stable & Quiet Operation

Produced to established industrial tolerances with availability in higher precision classes (up to P5). The reliable deep groove geometry promotes smooth, stable rotation with reduced vibration, ideal for use in fans, small conveyors, and drive systems where noise control is valued.

Technical Specifications

Bearing Type Single Row Deep Groove Ball Bearing
ISO Dimension Series Standard Series
Basic Designation 627
Suffix ZZ (Both sides with steel shields)
Bore Diameter (d) 7 mm
Outer Diameter (D) 22 mm
Width (B) 7 mm
Material (Races & Balls) Chrome Steel (GCr15 / SAE 52100)
Precision Class Standard / P5 Grade Available
Cage Material Pressed Steel Ribbon
Dynamic Load Rating (Cʳ) 4.65 kN
Static Load Rating (C₀ʳ) 2.10 kN
Limiting Speed (Grease) 26,000 r/min
Limiting Speed (Oil) 33,000 r/min
Weight (approx.) 13.5 g

Interchange Part Numbers

Direct replacement for:

  • SKF: 627-2Z
  • NSK: 627 ZZ
  • FAG: 627 ZZ
  • NTN: 627ZZ

Design & Configuration

The 627-ZZ is supplied standard with double pressed steel shields. In applications exposed to moisture or where lower startup torque is preferred, the rubber-sealed variant (627-2RS) can be selected.

"A reliable choice for general industrial drives, appliance motors, and automotive accessories where balanced performance and contaminant protection are required."

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Request a Quote for Ball Bearings

Request a Quote for Ball Bearings
Please submit your inquiry below for detailed product and pricing information. We will get back to you within 24 hours.
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