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05:52:20 GMT+0000 (Coordinated Universal Time)
HS7003-E-T-P4S-UL
High speed spindle bearing
High speed spindle bearing HS70..-E, adjusted, in pairs or sets, contact angle α = 25°, restricted tolerances
Product information
Metric
Imperial
Main Dimensions & Performance Data
d | 17 mm | Bore diameter |
D | 35 mm | Outside diameter |
B | 10 mm | Width |
Cr | 3,350 N | Basic dynamic load rating, radial |
C0r | 1,520 N | Basic static load rating, radial |
Cur | 161 N | Fatigue load limit, radial |
nG Grease | 56,000 1/min | Limiting speed for grease lubrication |
nG Oil | 85,000 1/min | Limiting speed for oil lubrication |
≈m | 40 g | Weight |
Mounting dimensions
da | 21 mm | Diameter shaft shoulder |
da | h12 | Diameter shaft shoulder clearance |
Da | 32 mm | Shoulder diameter outer ring |
Da | H12 | Shoulder diameter outer ring clearance |
ra max | 0.3 mm | Maximum recess radius |
ra1 max | 0.1 mm | Maximum recess radius |
Etk min | 24.1 mm | Minimum diameter injection pitch |
Etk max | 24.8 mm | Maximum diameter injection pitch |
Etk1 min | 22.9 mm | Minimum diameter injection pitch |
Etk1 max | 24.8 mm | Maximum diameter injection pitch |
a | 11.1 mm | Distance between the apexes of the pressure cones |
Dimensions
rmin | 0.3 mm | Minimum chamfer dimension |
r1 min | 0.3 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 | 21 N | Preload force light |
FV M | 63 N | Preload force medium |
FV H | 126 N | Preload force heavy |
KaE L | 61 N | Lift-off force light |
KaE M | 187 N | Lift-off force medium |
KaE H | 382 N | Lift-off force heavy |
ca L | 36 N/µm | Axial rigidity light |
ca M | 53 N/µm | Axial rigidity medium |
ca H | 70 N/µm | Axial rigidity heavy |