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SR188-2RS Stainless Steel Ceramic Si3N4 Sealed ABEC-5 1/4"x1/2"x3/16" inch Bearing
| SR188-2RS Stainless Steel Ceramic Si3N4 ABEC-5 Ball Bearing 1/4" x 1/2" x 3/16" inch |
SR188-2RS Ceramic Si3N4 ABEC 5 Stainless Steel Ball Bearing, a standard bearing size with dimensions commonly used across many industries: 1/4" x 1/2" x 3/16" inch. Made of stainless steel, each bearing has 2 Rubber Seal to protect the bearing from dust or any possible contamination, plus it’s pre-lubricated with grease so it’s ready to roll right away.
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💡 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.