SMR84-2RS Stainless Steel Ceramic Si3N4 ABEC-7 Ball Bearing

SMR84-2RS ceramic Si3N4 ABEC-7 Stainless Steel Deep groove dry ball bearing single row Radial Bearing 4 mm ID x 8 mm OD x 3 mm Wide.

• Item Sku : SMR84-2RS
• Type : Deep groove ball bearings single row
• Material : Stainless Steel
• Ceramic Balls (Si3N4)
• Lubrication: Dry
• Inner (ID) : 4mm
• Outer (OD) : 8mm
• Width : 3mm
• Size : 4mm x 8mm x 3mm
• Size Inch : 0.157" x 0.315" x 0.118"
• Dynamic load : 0.4 kN
• Static load : 0.14 kN
• Limiting Speed : 61000 rmp
• Cage : Stainless Steel
• Quality: ABEC-7
• Enclosure : Double Sealed
• Quantity : One Bearing

💡 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.