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B71948-E-T-P4S-UL
Spindle bearing
Spindle bearing B719..-E, adjusted, in pairs or sets, contact angle α = 25°, restricted tolerances
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B71948E.T.P4S.UL, B71948E.TPA.P4.UL
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Main Dimensions & Performance Data
d | 240 mm | Bore diameter |
D | 320 mm | Outside diameter |
B | 38 mm | Width |
Cr | 218.000 N | Basic dynamic load rating, radial |
C0r | 208.000 N | Basic static load rating, radial |
Cur | 13.100 N | Fatigue load limit, radial |
nG Grease | 3.600 1/min | Limiting speed for grease lubrication |
nG Oil | 5.300 1/min | Limiting speed for oil lubrication |
≈m | 6,997 kg | text.product.weight |
Mounting dimensions
da | 254 mm | Diameter shaft shoulder |
da | h12 | Diameter shaft shoulder clearance |
Da | 307 mm | Shoulder diameter outer ring |
Da | H12 | Shoulder diameter outer ring clearance |
ra max | 1 mm | Maximum recess radius |
ra1 max | 1 mm | Maximum recess radius |
Etk min | 264,7 mm | Minimum diameter injection pitch |
Etk max | 272,9 mm | Maximum diameter injection pitch |
Etk1 min | 264,7 mm | Minimum diameter injection pitch |
Etk1 max | 272,9 mm | Maximum diameter injection pitch |
a | 84,3 mm | Distance between the apexes of the pressure cones |
Dimensions
rmin | 2,1 mm | Minimum chamfer dimension |
r1 min | 1,1 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 | 1.760 N | Preload force light |
FV M | 6.279 N | Preload force medium |
FV H | 13.255 N | Preload force heavy |
KaE L | 5.092 N | Lift-off force light |
KaE M | 18.673 N | Lift-off force medium |
KaE H | 40.536 N | Lift-off force heavy |
ca L | 488 N/µm | Axial rigidity light |
ca M | 781 N/µm | Axial rigidity medium |
ca H | 1.052 N/µm | Axial rigidity heavy |


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