Dental hand piece bearing

Product Specifications

*Rings AISI 440C stainless steel: 9Cr18 for innerring and outer ring
 Balls: Si3N4 Ceramic balls or stainless steel balls

*Rotating speed 350,000-450,000 rpm under air-pressure of200-250Kpa
*Working life about six months under the normal operation
*Weak acid resistant, Weak base resistant
*Corrosion resistant, High-temperature resistant
*Perfectly usable for many brands of High-speed dental turbinghandpiece, such as KAVO,NSK,W&H,BIEN AIR,MIDWEST,STAR,FARO,ADEC,SIEMENS,LARES,etc.

Dental bearing size:

6.35(1/4") * 3.175(1/8") * 2.38(3/32")

6.35 * 3.175 * 2.78(7/64")

6.35 * 3.175 * 1.910

7.938(5/16") * 3.175 * 3.571(9/64")

7.938 * 3.175 * 2.78

7.938 * 3.175 * 2.38

Dental turbine bearing