product name: high speed dental equipment bearing
Model No: SR144TL     SR144TLN (N=with ceramic balls)
Specification: 3.175mm*6.350mm*2.380mm

Rotating speed 350,000-450,000 rpm under air-pressure of 200-250Kpa
Working life for about six months under the normal operation
Very less vibration, Very less noise, Antirust, Corrosion resistant

High temperature resistant for disinfection
Usage:  for many brands of High-speed dental turbine handpieces, 
              such as KaVo, NSK, W&H, Bien Air, Midwest, Star, Sirona, Dabi Atlante, Lares, etc.
Rings: AISI 440C,stainless steel for inner ring and outer ring
Balls: Si3N4 Ceramic balls or AISI440C stainless steel balls(Optional)
Retainers(cages):Torlon PAI
Term of payment: T/T,western union
Port of shipment: Ningbo or Shanghai
Package: capsule packing or tube packing