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HC71911-EDLR-T-P4S-UL
High speed spindle bearing
High speed spindle bearing HC719..-EDLR, adjusted, in pairs or sets, contact angle α = 25°, with ceramic balls, restricted tolerances, for direct oil feed via outer ring, with inserted O rings
Produktové informace
Metrické
Imperiální
Main Dimensions & Performance Data
d | 55 mm | Bore diameter |
D | 80 mm | Outside diameter |
B | 13 mm | Width |
Cr | 12.300 N | Basic dynamic load rating, radial |
C0r | 7.700 N | Basic static load rating, radial |
Cur | 620 N | Fatigue load limit, radial |
nG Grease | 28.000 1/min | Limiting speed for grease lubrication |
nG Oil | 43.000 1/min | Limiting speed for oil lubrication |
≈m | 0,166 kg | Hmotnost |
Mounting dimensions
da | 60 mm | Diameter shaft shoulder |
da | h12 | Diameter shaft shoulder clearance |
Da | 75,5 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 | 2,8 mm | Distance ring grooves |
SN | 7,2 mm | Distance to lubrication hole |
SB | 1,4 mm | Width of lubricating groove |
a | 22,2 mm | Distance between the apexes of the pressure cones |
Dimensions
rmin | 1 mm | Minimum chamfer dimension |
r1 min | 1 mm | Minimum chamfer dimension |
α | 25 ° | Contact angle |
Temperature range
Tmin | -30 °C | Operating temperature min. |
Tmax | 100 °C | Operating temperature max. |
Additional information
FV L | 51 N | Preload force light |
FV M | 152 N | Preload force medium |
FV H | 304 N | Preload force heavy |
KaE L | 145 N | Lift-off force light |
KaE M | 442 N | Lift-off force medium |
KaE H | 897 N | Lift-off force heavy |
ca L | 93 N/µm | Axial rigidity light |
ca M | 137 N/µm | Axial rigidity medium |
ca H | 177 N/µm | Axial rigidity heavy |