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09:15:18 GMT+0000 (Coordinated Universal Time)
B71921-C-2RSD-T-P4S-UL
Spindle bearing
Spindle bearing B719..-C-2RSD, adjusted, in pairs or sets, contact angle α = 15°, lip seals on both sides, non-contact, restricted tolerances
Product information
Metric
Imperial
Main Dimensions & Performance Data
d | 105 mm | Bore diameter |
D | 145 mm | Outside diameter |
B | 20 mm | Width |
Cr | 60,000 N | Basic dynamic load rating, radial |
C0r | 45,000 N | Basic static load rating, radial |
Cur | 4,250 N | Fatigue load limit, radial |
nG Grease | 9,000 1/min | Limiting speed for grease lubrication |
≈m | 0.82 kg | Weight |
Mounting dimensions
da | 112 mm | Diameter shaft shoulder |
da | h12 | Diameter shaft shoulder clearance |
Da | 138 mm | Shoulder diameter outer ring |
Da | H12 | Shoulder diameter outer ring clearance |
ra max | 0.6 mm | Maximum recess radius |
ra1 max | 0.6 mm | Maximum recess radius |
a | 26.7 mm | Distance between the apexes of the pressure cones |
Dimensions
rmin | 1.1 mm | Minimum chamfer dimension |
r1 min | 1.1 mm | Minimum chamfer dimension |
α | 15 ° | Contact angle |
Temperature range
Tmin | -30 °C | Operating temperature min. |
Tmax | 80 °C | Operating temperature max. |
Additional information
FV L | 316 N | Preload force light |
FV M | 1,040 N | Preload force medium |
FV H | 2,101 N | Preload force heavy |
KaE L | 968 N | Lift-off force light |
KaE M | 3,432 N | Lift-off force medium |
KaE H | 7,399 N | Lift-off force heavy |
ca L | 94 N/µm | Axial rigidity light |
ca M | 160 N/µm | Axial rigidity medium |
ca H | 228 N/µm | Axial rigidity heavy |