SMR137-2RS ABEC-7 Ceramic Si3N4 DRY Stainless Steel Sealed Bearing 7x13x4 Miniature Bearing
UPC: 00193019325957
Type: Deep Groove Radial Ball Bearing
Closures: 2 Rubber Seals
Material: Stainless Steel
Quality: ABEC-7
| SMR137-2RS ABEC-7 SI3N4 DRY Stainless Steel Ball Bearing 7mm x 13mm x 4mm |
SMR137-2RS ABEC-7 SI3N4 DRY Stainless Steel Ball Bearing, bearing is made from stainless steel, SMR137-2RS is rubber sealed from both sides to protect the bearing from dust or any possible contamination, also bearing is dry, measures an inner diameter of 7mm, the outer diameter is 13mm and the width is 4mm.
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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.