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15:04:23 GMT+0000 (Coordinated Universal Time)
HS7004-C-T-P4S-UL
High speed spindle bearing
High speed spindle bearing HS70..-C, adjusted, in pairs or sets, contact angle α = 15°, restricted tolerances
Product information
Metric
Imperial
Main Dimensions & Performance Data
d | 20 mm | Bore diameter |
D | 42 mm | Outside diameter |
B | 12 mm | Width |
Cr | 5,700 N | Basic dynamic load rating, radial |
C0r | 2,700 N | Basic static load rating, radial |
Cur | 290 N | Fatigue load limit, radial |
nG Grease | 53,000 1/min | Limiting speed for grease lubrication |
nG Oil | 80,000 1/min | Limiting speed for oil lubrication |
≈m | 80 g | Weight |
Mounting dimensions
da | 25 mm | Diameter shaft shoulder |
da | h12 | Diameter shaft shoulder clearance |
Da | 37 mm | Shoulder diameter outer ring |
Da | H12 | Shoulder diameter outer ring clearance |
ra max | 0.6 mm | Maximum recess radius |
ra1 max | 0.3 mm | Maximum recess radius |
Etk min | 28.6 mm | Minimum diameter injection pitch |
Etk max | 29.7 mm | Maximum diameter injection pitch |
Etk1 min | 27.1 mm | Minimum diameter injection pitch |
Etk1 max | 29.7 mm | Maximum diameter injection pitch |
a | 10.2 mm | Distance between the apexes of the pressure cones |
Dimensions
rmin | 0.6 mm | Minimum chamfer dimension |
r1 min | 0.6 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 | 21 N | Preload force light |
FV M | 62 N | Preload force medium |
FV H | 125 N | Preload force heavy |
KaE L | 63 N | Lift-off force light |
KaE M | 198 N | Lift-off force medium |
KaE H | 413 N | Lift-off force heavy |
ca L | 20 N/µm | Axial rigidity light |
ca M | 32 N/µm | Axial rigidity medium |
ca H | 44 N/µm | Axial rigidity heavy |