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HCB7226-C-T-P4S-UL
Spindle bearing
Spindle bearing HCB72..-C, adjusted, in pairs or sets, contact angle α = 15°, with ceramic balls, restricted tolerances
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Main Dimensions & Performance Data
d | 130 mm | Bore diameter |
D | 230 mm | Outside diameter |
B | 40 mm | Width |
Cr | 215,000 N | Basic dynamic load rating, radial |
C0r | 144,000 N | Basic static load rating, radial |
Cur | 8,700 N | Fatigue load limit, radial |
nG Grease | 7,000 1/min | Limiting speed for grease lubrication |
nG Oil | 11,000 1/min | Limiting speed for oil lubrication |
≈m | 4.94 kg | text.product.weight |
Mounting dimensions
da | 148 mm | Diameter shaft shoulder |
da | h12 | Diameter shaft shoulder clearance |
Da | 211.5 mm | Shoulder diameter outer ring |
Da | H12 | Shoulder diameter outer ring clearance |
ra max | 2.5 mm | Maximum recess radius |
ra1 max | 1 mm | Maximum recess radius |
Etk min | 160.9 mm | Minimum diameter injection pitch |
Etk max | 172 mm | Maximum diameter injection pitch |
Etk1 min | 160.9 mm | Minimum diameter injection pitch |
Etk1 max | 172 mm | Maximum diameter injection pitch |
a | 44.1 mm | Distance between the apexes of the pressure cones |
Dimensions
rmin | 3 mm | Minimum chamfer dimension |
r1 min | 3 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 | 716 N | Preload force light |
FV M | 2,288 N | Preload force medium |
FV H | 4,642 N | Preload force heavy |
KaE L | 2,132 N | Lift-off force light |
KaE M | 7,184 N | Lift-off force medium |
KaE H | 15,307 N | Lift-off force heavy |
ca L | 129 N/µm | Axial rigidity light |
ca M | 208 N/µm | Axial rigidity medium |
ca H | 288 N/µm | Axial rigidity heavy |