UKF – Spindle bearings – 70UHC55 .A25.2Z.I/1.L

70UHC55 .A25.2Z.I/1.L

Dimensions	0,115 × 0,115 × 0,03 mm
HS code	84821090
Inner dimension	55 mm
Outer dimension	90 mm
Width	18 mm
Weight	0,38 kg
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
Brand	UKF

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