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09:53:35 GMT+0000 (Coordinated Universal Time)
HCB71910-E-T-P4S-UL
Spindle bearing
Spindle bearing HCB719..-E, adjusted, in pairs or sets, contact angle α = 25°, with ceramic balls, restricted tolerances
Replaces
HCB71910E.T.P4S.UL, HCB71910E.TPA.P4.UL
Product information
Metric
Imperial
Main Dimensions & Performance Data
d | 50 mm | Bore diameter |
D | 72 mm | Outside diameter |
B | 12 mm | Width |
Cr | 18.600 N | Basic dynamic load rating, radial |
C0r | 10.800 N | Basic static load rating, radial |
Cur | 870 N | Fatigue load limit, radial |
nG Grease | 24.000 1/min | Limiting speed for grease lubrication |
nG Oil | 36.000 1/min | Limiting speed for oil lubrication |
≈m | 114,55 g | Weight |
Mounting dimensions
da | 55 mm | Diameter shaft shoulder |
da | h12 | Diameter shaft shoulder clearance |
Da | 67,5 mm | Shoulder diameter outer ring |
Da | H12 | Shoulder diameter outer ring clearance |
ra max | 0,6 mm | Maximum recess radius |
ra1 max | 0,15 mm | Maximum recess radius |
Etk min | 56,8 mm | Minimum diameter injection pitch |
Etk max | 58,9 mm | Maximum diameter injection pitch |
Etk1 min | 56,8 mm | Minimum diameter injection pitch |
Etk1 max | 58,9 mm | Maximum diameter injection pitch |
a | 20,2 mm | Distance between the apexes of the pressure cones |
Dimensions
rmin | 0,6 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 | 40 N | Preload force light |
FV M | 229 N | Preload force medium |
FV H | 542 N | Preload force heavy |
KaE L | 115 N | Lift-off force light |
KaE M | 671 N | Lift-off force medium |
KaE H | 1.626 N | Lift-off force heavy |
ca L | 80 N/µm | Axial rigidity light |
ca M | 148 N/µm | Axial rigidity medium |
ca H | 205 N/µm | Axial rigidity heavy |