Rotary Table bearings NU-3052-M used for Fracturing Pump

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Rotary Table bearings NU-3052-M used for Fracturing Pump image

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Rotary Table bearings NU-3052-M used for Fracturing Pump Systems

Bearing number:7210 BECBPH
Size (mm):90x50x20
Bore Diameter (mm):90
Outer Diameter (mm):50
Width (mm):20
d:50 mm
D:90 mm
B:20 mm
d1:65.75 mm
d2:57.68 mm
D1:75.15 mm
a:39 mm
r1,2 - min.:1.1 mm
r3,4 - min.:0.6 mm
da - min.:57 mm
Da - max.:83 mm
Db - max.:85.8 mm
ra - max.:1 mm
rb - max.:0.6 mm
Basic dynamic load rating - C:40 kN
Basic static load rating - C0:31 kN
Fatigue load limit - Pu:1.3 kN
Reference speed:9000 r/min
Limiting speed:9000 r/min
Calculation factor - kr:0.095
Calculation factor - ka:1.4
Calculation factor - e:1.14
Calculation factor - X:0.35
Calculation factor - Y0:0.26
Calculation factor - Y1:0.55
Calculation factor - Y2:0.57
d1 ≈:65.75 mm
d2 ≈:57.68 mm
D1 ≈:75.15 mm
r1,2 min.:1.1 mm
r3,4 min.:0.6 mm
da min.:57 mm
Da max.:83 mm
Db max.:85.8 mm
ra max.:1 mm
rb max.:0.6 mm
Basic dynamic load rating C:40 kN
Basic static load rating C0:31 kN
Fatigue load limit Pu:1.32 kN
Calculation factor A:0.014
Calculation factor kr:0.095
Calculation factor e:1.14
Calculation factor X:0.57
Calculation factor Y0:0.52
Calculation factor Y2:0.93
Calculation factor Y1:0.55
Mass bearing:0.47 kg

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