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M71912-C-T-P4S-UL-XL
High speed spindle bearing
High speed spindle bearing M719..-C, adjusted, in pairs or sets, contact angle α = 17°, restricted tolerances
ข้อมูลผลิตภัณฑ์
เมตริก
อิมพีเรียล
Main Dimensions & Performance Data
d | 60 mm | Bore diameter |
D | 85 mm | Outside diameter |
B | 13 mm | Width |
Cr | 19,400 N | Basic dynamic load rating, radial |
C0r | 11,000 N | Basic static load rating, radial |
Cur | 1,160 N | Fatigue load limit, radial |
nG Grease | 22,000 1/min | Limiting speed for grease lubrication |
nG Oil | 34,000 1/min | Limiting speed for oil lubrication |
≈m | 174.02 g | น้ำหนัก |
Mounting dimensions
da | 65 mm | Diameter shaft shoulder |
da | h12 | Diameter shaft shoulder clearance |
Da | 80.5 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 | 67.7 mm | Minimum diameter injection pitch |
Etk max | 70 mm | Maximum diameter injection pitch |
Etk1 min | 64.7 mm | Minimum diameter injection pitch |
Etk1 max | 70 mm | Maximum diameter injection pitch |
a | 17.6 mm | Distance between the apexes of the pressure cones |
Dimensions
rmin | 1 mm | Minimum chamfer dimension |
r1 min | 0.6 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 | 116 N | Preload force light |
FV M | 306 N | Preload force medium |
FV H | 645 N | Preload force heavy |
KaE L | 340 N | Lift-off force light |
KaE M | 931 N | Lift-off force medium |
KaE H | 2,038 N | Lift-off force heavy |
ca L | 55 N/µm | Axial rigidity light |
ca M | 80 N/µm | Axial rigidity medium |
ca H | 110 N/µm | Axial rigidity heavy |