TIMKEN Bearing TB-8011 Bearings For Oil Production & Drilling RT-5044 Mud Pump Bearing

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TIMKEN Bearing TB-8011 Bearings For Oil Production & Drilling RT-5044 Mud Pump Bearing image

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TIMKEN Bearing TB-8011 Bearings For Oil Production & Drilling RT-5044 Mud Pump Bearing Description of the code

Bearing number:31306-A
Size (mm):30x72x20.75
Bore Diameter (mm):30
Outer Diameter (mm):72
Width (mm):20,75
d:30 mm
D:72 mm
T:20,75 mm
a:24 mm
B:19 mm
C:14 mm
Ca min:3 mm
Cb min:6,5 mm
Da max:65 mm
Da min:55 mm
Db min:68 mm
d1:54 mm
da max:40 mm
db min:37 mm
r1, 2 min:1,5 mm
r3, 4 min:1,5 mm
ra max:1,5 mm
rb max:1,5 mm
m:0,441 kg / Weight
Cr:45000 N
C0r:46500 N / Static load rating (radial)
e:0,83
Y:0,73
Y0:0,4
Cur:5300 N / Fatigue limit load, radial
nG:10300 1/min / Limiting speed
nB:6500 1/min / Reference speed

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