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HCM71912-CDLR-T-P4S-UL-XL
High speed spindle bearing
High speed spindle bearing HCM719..-CDLR, adjusted, in pairs or sets, contact angle α = 17°, with ceramic balls, restricted tolerances, for direct oil feed via outer ring, with inserted O rings
Product information
Metric
Imperial
Main Dimensions & Performance Data
d | 60 mm | Bore diameter |
D | 85 mm | Outside diameter |
B | 13 mm | Width |
Cr | 19.500 N | Basic dynamic load rating, radial |
C0r | 10.500 N | Basic static load rating, radial |
Cur | 850 N | Fatigue load limit, radial |
nG Grease | 28.000 1/min | Limiting speed for grease lubrication |
nG Oil | 40.000 1/min | Limiting speed for oil lubrication |
≈m | 0,14 kg | Weight |
Mounting dimensions
da | 65 mm | Diameter shaft shoulder |
da | h12 | Diameter shaft shoulder clearance |
Da | 80,5 mm | Shoulder diameter outer ring |
Da | H12 | Shoulder diameter outer ring clearance |
ra max | 0,6 mm | Maximum recess radius |
ra1 max | 0,3 mm | Maximum recess radius |
BN | 2,8 mm | Distance ring grooves |
BN1 | 2 mm | Distance ring grooves |
SN | 7,6 mm | Distance to lubrication hole |
SB | 1,4 mm | Width of lubricating groove |
a | 17,6 mm | Distance between the apexes of the pressure cones |
Dimensions
rmin | 1 mm | Minimum chamfer dimension |
r1 min | 0,6 mm | Minimum chamfer dimension |
α | 17 ° | Contact angle |
Temperature range
Tmin | -30 °C | Operating temperature min. |
Tmax | 100 °C | Operating temperature max. |
Additional information
FV L | 81 N | Preload force light |
FV M | 214 N | Preload force medium |
FV H | 450 N | Preload force heavy |
KaE L | 236 N | Lift-off force light |
KaE M | 638 N | Lift-off force medium |
KaE H | 1.378 N | Lift-off force heavy |
ca L | 54 N/µm | Axial rigidity light |
ca M | 78 N/µm | Axial rigidity medium |
ca H | 105 N/µm | Axial rigidity heavy |