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Date: 2017-08-15

Tapered roller bearings 4T-HM88542/HM88512 size: 31.75x73.812x29.37 NTN

Bearing 4T-HM88542/HM88512
Tapered roller bearings 4T-HM88542/HM88512
Bearing number : 4T-HM88542/HM88512

Size (mm) : 31.75x73.812x29.37
Brand : NTN
d (mm) : 31,75
D (mm) : 73,812
B (mm) : 29,37
Bearing dimensions and specification in brand catalogue :
d - 31,75 mm
D - 73,812 mm
T - 29,37 mm
B - 27,783 mm
C - 23,02 mm
ra1 max. - 3,3 mm
a - 6 mm
Da - 60 mm
db - 42,5 mm
ra max. - 1,3 mm
da - 45,5 mm
Db - 70 mm
Weight - 0,638 Kg
Basic dynamic load rating (C) - 72 kN
Basic static load rating (C0) - 97 kN
(Grease) Lubrication Speed - 5 400 r/min
(Oil) Lubrication Speed - 7 100 r/min
Calculation factor (e) - 0,55
Calculation factor (Y0) - 0,6
Calculation factor (Y2) - 1,1


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