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B7220-C-T-P4S-UL
Spindle bearing
Spindle bearing B72..-C, adjusted, in pairs or sets, contact angle α = 15°, restricted tolerances
Zastępuje
B7220C.T.P4S.UL, B7220C.TPA.P4.UL
Informacje o produkcie



Main Dimensions & Performance Data
d | 100 mm | Bore diameter |
D | 180 mm | |
B | 34 mm | |
Cr | 135.000 N | Basic dynamic load rating, radial |
C0r | 88.000 N | Basic static load rating, radial |
Cur | 7.800 N | Fatigue load limit, radial |
nG Grease | 7.500 1/min | Limiting speed for grease lubrication |
nG Oil | 12.000 1/min | Limiting speed for oil lubrication |
≈m | 3,265 kg | Masa |
Mounting dimensions
da | 114,5 mm | Diameter shaft shoulder |
da | h12 | Diameter shaft shoulder clearance |
Da | 165,5 mm | |
Da | H12 | |
ra max | 2,1 mm | Maximum recess radius |
ra1 max | 1 mm | Maximum recess radius |
Etk min | 126,6 mm | |
Etk max | 134,4 mm | Maximum diameter injection pitch |
Etk1 min | 126,6 mm | |
Etk1 max | 134,4 mm | Maximum diameter injection pitch |
a | 35,8 mm | Distance between the apexes of the pressure cones |
Dimensions
rmin | 2,1 mm | Minimum chamfer dimension |
r1 min | 2,1 mm | |
α | 15 ° | Contact angle |
Temperature range
Tmin | -30 °C | |
Tmax | 100 °C |
Additional information
FV L | 789 N | |
FV M | 2.466 N | |
FV H | 4.892 N | |
KaE L | 2.439 N | Lift-off force light |
KaE M | 8.230 N | Lift-off force medium |
KaE H | 17.428 N | Lift-off force heavy |
ca L | 121 N/µm | Axial rigidity light |
ca M | 203 N/µm | Axial rigidity medium |
ca H | 287 N/µm | Axial rigidity heavy |
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