• 61801-2RS Ceramic Bearing ABEC-5 Si3N4 12x21x5mm
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61801-2RS Ceramic Bearing ABEC-5 Si3N4 12x21x5mm

61801-2RS Ceramic Bearing ABEC-5 Si3N4 12x21x5mm

$13.99 USD
$19.99 USD $13.99 USD
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61801-2RS Sealed Ceramic Ball Bearing
ABEC-5 Quality with Si3N4 Ceramic Balls
(Silicon Nitride)
12mm x 21mm x 5mm

61801-2RS Sealed Ceramic Ball Bearing is double sealed, radial and deep groove ball bearing,61801-2RS is made from Chrome Steel with Ceramic Balls (Si3N4) and Chrome steel cage,61801-2RS bearing is closed with rubber seals to protect the bearing from dust or any possible contamination,bearing is sealed and self lubricated,the quality is set to EMQ (ABEC-5 quality) to ensure high speed,61801-2RS bearing is lubricated with grease.

  • 61801-2RS Ball Bearing
  • Deep Groove Radial Ball Bearing
  • Cage: Chrome Steel
  • Ceramic Balls (Si3N4)
  • Radial Clearance: C3
  • Material: Chrome Steel
  • Quality: ABEC-5 quality
  • Lubrication: Self Lubricated (Grease SRL) Bearing
  • Closures: Double sealed with rubber seals RS/RS1/2RS1
  • Dimensions: 12mm x 21mm x 5mm/Metric
  • ID (inner diameter)/Bore: 12mm
  • OD (outer diameter): 21mm
  • Width: 5mm
  • Size: 12 x 21 x 5 mm
  • Quantity: 1 Bearing
  • Equal: 61801-2RS1 & 61801-2RZ
  • Equivalents: 6801-2RS and 6801RS Bearings

VXB Category: Hybrid ceramic bearings



💡 What Does ABEC-5 Mean?

ABEC-5 is a precision rating from the Annular Bearing Engineers’ Committee (ABEC), indicating that the bearing is manufactured with tighter tolerances for improved accuracy and performance.

Bearings rated ABEC-5 are designed for high-speed, low-friction operation, making them ideal for electric motors, precision tools, 3D printers, and performance equipment where smooth rotation and long service life are essential.

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