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S6903-2RS Premium ABEC-7 Bearing 17x30x7 Stainless Steel Sealed Bearing
| S6903-2RS Premium ABEC-7 Stainless Steel Sealed Ball Bearing 17mm x 30mm x 7mm One Bearing |
S6903-2RS Premium ABEC-7 Stainless Steel Sealed Ball Bearing, 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-7 Mean?
ABEC-7 is a high-precision rating from the Annular Bearing Engineers’ Committee (ABEC), indicating extremely tight manufacturing tolerances. These bearings provide ultra-smooth, low-friction performance and are often used in high-speed, high-accuracy applications.
ABEC-7 bearings are commonly found in precision instruments, aerospace equipment, high-end electric motors, and demanding industrial machinery. They offer exceptional performance but are typically more expensive due to the level of accuracy involved.