Description
70UHC55 .A25.2Z.I/1.L, UKF, Spindle bearings 55x90x18mm
Other identifiers for this bearing: 10189898, 70UHC55A252ZI1L, UKF70UHC55, 70UHC55UKF, 70UHC55A25ZZI1L
Inner dimension 55mm
Outer dimension 90mm
Width 18mm
Weight 0,38kg
Version High-speed bearing
Material of rolling elements Si3N4, silicon nitride (ceramics)
Lubrication hole Without lubrication groove
Lubrication High temperature grease
Contact angle 25 degree
Temperature range +40 to +80 °C
Arrangement Single universal bearing
Material Standard bearing steel
Current insulation Insulating ceramic balls
Preload Light preload
Tolerance class inner ring More accurate than P4 or ABEC 7
Tolerance class outer ring More accurate than P5 or ABEC 5
Seal Non-contact gap seals on both sides
Cage Hard tissue cage
Ball rows Single row bearing