kaydon KA120AR0


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  • kaydon KA120AR0 KA120AR0 Bearing represents a specialized category of thin section bearings. It is distinguished by its unique cross-sectional geometry, which remains constant as the bore diameter increases. KA120AR0 bore dia is 12". Its out dia is 12.5". Its width 
Bearing Parameters
Availability
Brand kaydon bearing brand
Model KA120AR0 Constant Section Bearings
Weight (kg) 0.54 lbs
Technical Data
Part Number KA120AR0
Brand KAYDON
System of Measurement Inch
Bearing Type Ball
For Load Direction Angular Contact
Contact Angle 30°
Construction Single Row
Seal Type Open
Thin Section Bearings Type RealiSlim Open Bearings
Series KA 1/4" x 1/4"
Bore Dia 12"
Bore Dia Tolerance -0.0014"– 0"
Outer Dia 12.5"
Outer Dia Tolerance -0.0014"– 0"
Width 0.25"
Width Tolerance +.000 –.005"
External Diameter On Inner Ring 12.186"
Internal Diameter On Outer Ring 12.314"
External Diameter On Outer Ring 12.349"
Ring Material Chrome Steel
Ball Material Chrome Steel
Cage Material Brass
Dynamic Radial Load 1128 lbf
ISO radial 1 1998 Ibs
Static Radial Load 4290 lbf
Static Thrust 2970 lbs
Static Moment 12390 lbs
Lubrication Lubricated
Shaft Mount Type Press Fit
Temperature Range -30°C to 110 °C
ABEC Rating ABEC-1
Radial Clearance 0.0000 – 0.0005"
RoHS Compliant
Weight 0.54 lbs
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  •   Name : Alexander
      From : UK
  •   Time : 2025/10/7   Review:★★★★★
  • Having worked with this bearing supplier for three years, what impresses us most is the precision and reliability of their products. We primarily serve automotive manufacturing clients who demand extremely tight bearing tolerances, and KOYO bearings have never missed a delivery deadline. Such a partner gives us tremendous peace of mind.

    ---- Alexander


  •   Name : Lucas Bennett
      From : US
  •   Time : 2025/10/4 11:42:37   Review:★★★★★
  • We switched to their INA bearings after struggling with cheaper alternatives that kept failing in dusty farm conditions. The price is half what we used to pay locally, and the quality is superior. Total game-changer for our repair business.

    ---- Lucas Bennett


  •   Name : Sophia Davis
      From : Albania
  •   Time : 2025/10/3   Review:★★★★★
  • 5 stars all around. The NTN bearings we ordered were well-packaged, arrived ahead of schedule, and work flawlessly in our conveyor system. Customer service answered my questions about load capacity within 10 minutes. Will recommend to fellow makers

    ---- Sophia Davis


  •   Name : Nathan
      From : Germany
  •   Time : 2025/9/27   Review:★★★★★
  • restoring a 1970s industrial lathe meant finding obsolete FAG deep groove ball bearings, and this team delivered.

    ---- Nathan


  •   Name : Sofia
      From : Australia
  •   Time : 2025/9/23   Review:★★★★★
  • The NSK wheel bearings fit like a glove! My technician commented on how smooth the installation was, and the customer came back a month later saying the car rides quieter than ever.

    ---- Sofia


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