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B7211-E-T-P4S-UL
Spindle bearing
Spindle bearing B72..-E, adjusted, in pairs or sets, contact angle α = 25°, restricted tolerances
Zastępuje
B7211E.T.P4S.UL, B7211E.TPA.P4.UL



Main Dimensions & Performance Data
d | 55 mm | Bore diameter |
D | 100 mm | |
B | 21 mm | |
Cr | 45.000 N | Basic dynamic load rating, radial |
C0r | 25.000 N | Basic static load rating, radial |
Cur | 2.650 N | Fatigue load limit, radial |
nG Grease | 13.000 1/min | Limiting speed for grease lubrication |
nG Oil | 20.000 1/min | Limiting speed for oil lubrication |
≈m | 0,612 kg | Masa |
Mounting dimensions
da | 63 mm | Diameter shaft shoulder |
da | h12 | Diameter shaft shoulder clearance |
Da | 92 mm | |
Da | H12 | |
ra max | 1,5 mm | Maximum recess radius |
ra1 max | 0,6 mm | Maximum recess radius |
Etk min | 69,9 mm | |
Etk max | 74,3 mm | Maximum diameter injection pitch |
Etk1 min | 69,9 mm | |
Etk1 max | 74,3 mm | Maximum diameter injection pitch |
a | 28,6 mm | Distance between the apexes of the pressure cones |
Dimensions
rmin | 1,5 mm | Minimum chamfer dimension |
r1 min | 1,5 mm | |
α | 25 ° | Contact angle |
Temperature range
Tmin | -30 °C | |
Tmax | 100 °C |
Additional information
FV L | 378 N | |
FV M | 1.321 N | |
FV H | 2.767 N | |
KaE L | 1.103 N | Lift-off force light |
KaE M | 3.991 N | Lift-off force medium |
KaE H | 8.652 N | Lift-off force heavy |
ca L | 155 N/µm | Axial rigidity light |
ca M | 249 N/µm | Axial rigidity medium |
ca H | 339 N/µm | Axial rigidity heavy |