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11:10:37 GMT+0000 (Coordinated Universal Time)
B7020-C-T-P4S-UL
Spindle bearing
Spindle bearing B70..-C, adjusted, in pairs or sets, contact angle α = 15°, restricted tolerances
Replaces
B7020C.T.P4S.UL, B7020C.TPA.P4.UL
Product information
Metric
Imperial
Main Dimensions & Performance Data
d | 100 mm | Bore diameter |
D | 150 mm | Outside diameter |
B | 24 mm | Width |
Cr | 83,000 N | Basic dynamic load rating, radial |
C0r | 57,000 N | Basic static load rating, radial |
Cur | 5,400 N | Fatigue load limit, radial |
nG Grease | 9,000 1/min | Limiting speed for grease lubrication |
nG Oil | 14,000 1/min | Limiting speed for oil lubrication |
≈m | 1.24 kg | Weight |
Mounting dimensions
da | 110 mm | Diameter shaft shoulder |
da | h12 | Diameter shaft shoulder clearance |
Da | 141 mm | Shoulder diameter outer ring |
Da | H12 | Shoulder diameter outer ring clearance |
ra max | 1.5 mm | Maximum recess radius |
ra1 max | 0.6 mm | Maximum recess radius |
Etk min | 115.5 mm | Minimum diameter injection pitch |
Etk max | 120.8 mm | Maximum diameter injection pitch |
Etk1 min | 115.5 mm | Minimum diameter injection pitch |
Etk1 max | 120.8 mm | Maximum diameter injection pitch |
a | 28.7 mm | Distance between the apexes of the pressure cones |
Dimensions
rmin | 1.5 mm | Minimum chamfer dimension |
r1 min | 1.5 mm | Minimum chamfer dimension |
α | 15 ° | Contact angle |
Temperature range
Tmin | -30 °C | Operating temperature min. |
Tmax | 100 °C | Operating temperature max. |
Additional information
FV L | 464 N | Preload force light |
FV M | 1,484 N | Preload force medium |
FV H | 2,970 N | Preload force heavy |
KaE L | 1,427 N | Lift-off force light |
KaE M | 4,935 N | Lift-off force medium |
KaE H | 10,539 N | Lift-off force heavy |
ca L | 104 N/µm | Axial rigidity light |
ca M | 175 N/µm | Axial rigidity medium |
ca H | 248 N/µm | Axial rigidity heavy |