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M7021-C-T-P4S-UL-XL
High speed spindle bearing, with steel balls
High speed spindle bearing M70..-C, adjusted, in pairs or sets, contact angle α = 17°, restricted tolerances
제품 정보
미터법
우수한
Main Dimensions & Performance Data
d | 105 mm | Bore diameter |
D | 160 mm | Outside diameter |
B | 26 mm | Width |
Cr | 53,000 N | Basic dynamic load rating, radial |
C0r | 39,500 N | Basic static load rating, radial |
Cur | 3,650 N | Fatigue load limit, radial |
nG Grease | 12,000 1/min | Limiting speed for grease lubrication |
nG Oil | 19,000 1/min | Limiting speed for oil lubrication |
≈m | 1.6 kg | 중량 |
Mounting dimensions
da | 116 mm | Diameter shaft shoulder |
da | h12 | Diameter shaft shoulder clearance |
Da | 150 mm | Shoulder diameter outer ring |
Da | H12 | Shoulder diameter outer ring clearance |
ra max | 2 mm | Maximum recess radius |
ra1 max | 1 mm | Maximum recess radius |
Etk min | 124.9 mm | Minimum diameter injection pitch |
Etk max | 129 mm | Maximum diameter injection pitch |
Etk1 min | 120.1 mm | Minimum diameter injection pitch |
Etk1 max | 129 mm | Maximum diameter injection pitch |
a | 33.3 mm | Distance between the apexes of the pressure cones |
Dimensions
rmin | 2 mm | Minimum chamfer dimension |
r1 min | 1 mm | Minimum chamfer dimension |
α | 17 ° | Contact angle |
Temperature range
Tmin | -30 °C | Operating temperature min. |
Tmax | 100 °C | Operating temperature max. |
Additional information
FV L | 419 N | Preload force light |
FV M | 1,114 N | Preload force medium |
FV H | 2,356 N | Preload force heavy |
KaE L | 1,244 N | Lift-off force light |
KaE M | 3,445 N | Lift-off force medium |
KaE H | 7,626 N | Lift-off force heavy |
ca L | 115 N/µm | Axial rigidity light |
ca M | 171 N/µm | Axial rigidity medium |
ca H | 238 N/µm | Axial rigidity heavy |