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08:47:41 GMT+0000 (Coordinated Universal Time)
HCM71920-EDLR-T-P4S-UL-XL
High speed spindle bearing
High speed spindle bearing HCM719..-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
Product information
Metric
Imperial
Main Dimensions & Performance Data
d | 100 mm | Bore diameter |
D | 140 mm | Outside diameter |
B | 20 mm | Width |
Cr | 36,500 N | Basic dynamic load rating, radial |
C0r | 23,500 N | Basic static load rating, radial |
Cur | 1,730 N | Fatigue load limit, radial |
nG Grease | 16,000 1/min | Limiting speed for grease lubrication |
nG Oil | 24,000 1/min | Limiting speed for oil lubrication |
≈m | 0.67 kg | Weight |
Mounting dimensions
da | 107 mm | Diameter shaft shoulder |
da | h12 | Diameter shaft shoulder clearance |
Da | 133 mm | Shoulder diameter outer ring |
Da | H12 | Shoulder diameter outer ring clearance |
ra max | 0.6 mm | Maximum recess radius |
ra1 max | 0.6 mm | Maximum recess radius |
BN | 3.4 mm | Distance ring grooves |
BN1 | 3.4 mm | Distance ring grooves |
SN | 12 mm | Distance to lubrication hole |
SB | 2.2 mm | Width of lubricating groove |
a | 38 mm | Distance between the apexes of the pressure cones |
Dimensions
rmin | 1.1 mm | Minimum chamfer dimension |
r1 min | 0.6 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 | 273 N | Preload force light |
FV M | 715 N | Preload force medium |
FV H | 1,487 N | Preload force heavy |
KaE L | 782 N | Lift-off force light |
KaE M | 2,070 N | Lift-off force medium |
KaE H | 4,362 N | Lift-off force heavy |
ca L | 182 N/µm | Axial rigidity light |
ca M | 255 N/µm | Axial rigidity medium |
ca H | 333 N/µm | Axial rigidity heavy |