629 2RS Miniature Deep Groove Ball Bearing for Agricultural Equipment | 9×26×8 mm

The 629-2RS is a General-Purpose Deep Groove Ball Bearing engineered for applications requiring enhanced sealing against contaminants and moisture. Featuring double rubber contact seals (2RS) on both sides, this metric bearing provides superior protection against dust, dirt, and light fluid ingress. With a 9mm bore, it is a versatile and reliable choice for electric motors, appliances, agricultural equipment, and machinery operating in potentially dirty or damp environments.



629-2RS Deep Groove Ball Bearing 9x26x8 mm | Standard Series | Double Rubber Sealed

A robust and widely used bearing built with the universal deep groove geometry. Designed for dependable performance at speeds up to 25,000 r/min (Oil). The 629-2RS is capable of supporting moderate radial loads and is particularly valued for its effective sealing, which extends bearing life in less-than-ideal conditions.

626 Z Miniature Deep Groove Ball Bearing 6x19x6mm - Single Metal Shielded Radial Bearing for High Speed Motors

Comprehensive Applications

Ideally suited for applications where environmental sealing is a priority:

Appliances & Household
  • Washing Machine & Dryer Motors
  • Dishwasher Pump Motors
  • Furnace & HVAC Blower Motors
  • Power Tool Gearboxes (exposed)
Industrial & Agricultural
  • Agricultural Machinery
  • Food Processing Conveyors
  • Construction Equipment
  • Packaging Machinery in Dusty Areas
General Machinery & Motors
  • General Purpose Industrial AC/DC Motors
  • Gearmotor Output Shafts
  • Material Handling Rollers
  • Industrial Fans & Blowers
Automotive & Outdoor
  • Automotive Water Pumps & Fans
  • ATV & Small Vehicle Components
  • Lawn & Garden Equipment Motors
  • Marine Bilge Pump Motors

Key Performance Features

01. Sealed Design for Contaminant Protection

The dual low-friction synthetic rubber seals (2RS) provide effective two-sided sealing against common contaminants such as fine dust, dirt, and moisture splash. While these contact seals introduce slightly more rotational resistance than non-contact shields, they deliver superior defense for the internal lubricant in challenging operating conditions.

02. Durable & Reliable Construction

As part of the standard series with enhanced sealing, the 629-2RS offers a robust balance between load capacity and environmental protection. Its design is particularly well-suited for applications where preventing contamination inside the bearing is essential for longevity.

03. Smooth & Consistent Performance

Manufactured to established industrial tolerances and available in higher precision grades (up to P5), this bearing is engineered to minimize friction even with contact seals. The result is quiet, smooth, and dependable operation in a variety of light machinery, fans, and motor applications.

Technical Specifications

Bearing Type Single Row Deep Groove Ball Bearing
ISO Dimension Series Standard Series
Basic Designation 629
Suffix 2RS (Both sides with rubber contact seals)
Bore Diameter (d) 9 mm
Outer Diameter (D) 26 mm
Width (B) 8 mm
Material (Races & Balls) Chrome Steel (GCr15 / SAE 52100)
Precision Class Standard / P5 Grade Available
Cage Material Pressed Steel Ribbon
Dynamic Load Rating (Cʳ) 5.60 kN
Static Load Rating (C₀ʳ) 2.70 kN
Limiting Speed (Grease) 19,000 r/min
Limiting Speed (Oil) 25,000 r/min
Weight (approx.) 22.0 g

Interchange Part Numbers

Direct replacement for:

  • SKF: 629-2RS
  • NSK: 629 DDU
  • FAG: 629-RS
  • NTN: 629LLU

Design & Configuration

The 629-2RS comes standard with double rubber contact seals, representing the highest level of contamination protection in the 629 series. For cleaner environments where reduced friction is a priority, the non-contact steel shield variant (629-ZZ) is also available.

"In electric motors used in agricultural equipment or appliances exposed to moisture and dust, the 629-2RS delivers vital sealing for extended service life."



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