SR144K2W Dental Handpiece Ceramic ABEC-7 inner and Outer Ring are combined Bearing 1/8x1/4"x7/64"

SR144K2W Ceramic Hybrid Dental handpiece ABEC-7 Ball Bearing. Bearing is made of Stainless Steel and has Solid Si3N4 Ceramic balls. Cage is made of Torlon for lowest friction, long life and highest speed.

• Item: SR144K2W Dental handpiece Ball Bearing
• Type: Angular Contact ball bearing
• Material: Stainless Steel
• Quality: ABEC-7
• Closures: OPEN
• Balls: Si3N4 Ceramic (Silicon Nitride)
• Balls retainer: Torlon
• Speed: 400,000 RPM
• Size: 3.175 x 6.35 x 2.78 mm/Metric
• Dimension: 1/8" x 1/4" x 7/64"
• Quantity: One Bearing