Bearing HK2018RS Timken - Boyal Industrial Pte ltd.

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Bearing HK2018RS Timken image

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Specifications for Needle Roller Bearings

Bearing number:S7204 ACD/P4A
Size (mm):20x47x14
Bore Diameter (mm):20
Outer Diameter (mm):47
Width (mm):14
d:20 mm
D:47 mm
B:14 mm
C:14 mm
a:15 mm
d1:29.1 mm
d2:29.1 mm
r1 min.:1 mm
r2 min.:1 mm
r3 min.:0,3 mm
r4 min.:0,3 mm
D1:38,7 mm
D2:40.9 mm
da min.:25.6 mm
Da max.:41.4 mm
db min:25,6 mm
ra max.:1 mm
rb max.:0.3 mm
dh:31,1 mm
Db max:44,6 mm
Weight:0,1 Kg
Basic dynamic load rating (C):11,4 kN
Basic static load rating (C0):5,6 kN
(Grease) Lubrication Speed:32 000 r/min
(Oil) Lubrication Speed:48 000 r/min
Fatigue load limit (Pu):0,236
r1,2 min.:1 mm
r3,4 min.:0.3 mm
da max.:28.5 mm
db min.:25.6 mm
db max.:28.5 mm
Db max.:44.6 mm
Basic dynamic load rating C:11.4 kN
Basic static load rating C0:5.6 kN
Fatigue load limit Pu:0.236 kN
Attainable speed for grease lubrication:32000 r/min
Ball diameter Dw:7.938 mm
Number of balls z:11
Preload class A GA:70 N
Static axial stiffness, preload class A:61 N/µm
Preload class B GB:140 N
Static axial stiffness, preload class B:79 N/µm
Preload class C GC:280 N
Static axial stiffness, preload class C:102 N/µm
Preload class D GD:560 N
Static axial stiffness, preload class D:135 N/µm
Calculation factor f:1.03
Calculation factor f1:0.99
Calculation factor f2A:1
Calculation factor f2B:1.01
Calculation factor f2C:1.02
Calculation factor f2D:1.05
Calculation factor fHC:1
Calculation factor e:0.68
Calculation factor (single, tandem) Y2:0.87
Calculation factor (single, tandem) Y0:0.38
Calculation factor (single, tandem) X2:0.41
Calculation factor (back-to-back, face-to-face) Y1:0.92
Calculation factor (back-to-back, face-to-face) Y2:1.41
Calculation factor (back-to-back, face-to-face) Y0:0.76
Calculation factor (back-to-back, face-to-face) X2:0.67
Mass bearing:0.11 kg

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