Bearing LMK50 Samick - Boyal Industrial Pte ltd.

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Bearing LMK50 Samick image

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Linear Bearings Cross References

Bearing number:71902 ACE/HCP4AH
Size (mm):28x15x7
Bore Diameter (mm):28
Outer Diameter (mm):15
Width (mm):7
d:15 mm
D:28 mm
B:7 mm
d1:19.1 mm
d2:18.1 mm
D1:23.9 mm
K:0.5 mm
C1:4.3 mm
r1,2 - min.:0.3 mm
r3,4 - min.:0.15 mm
a:9.1 mm
da - min.:17 mm
db - min.:17 mm
Da - max.:26 mm
Db - max.:27.2 mm
ra - max.:0.3 mm
rb - max.:0.15 mm
dn:20 mm
Basic dynamic load rating - C:3 kN
Basic static load rating - C0:1.3 kN
Fatigue load limit - Pu:0.057 kN
Limiting speed for grease lubrication:83000 r/min
Limiting speed for oil lubrication:127000 mm/min
Ball - Dw:3.969 mm
Ball - z:12
Gref:0.2 cm3
Calculation factor - e:0.68
Calculation factor - Y2:1.41
Calculation factor - Y0:0.76
Calculation factor - X2:0.67
Calculation factor - Y1:0.92
Preload class A - GA:28 N
Preload class B - GB:84 N
Preload class C - GC:170 N
Calculation factor - f:1.04
Calculation factor - f1:0.98
Calculation factor - f2A:1
Calculation factor - f2B:1.04
Calculation factor - f2C:1.08
Calculation factor - fHC:1.01
Preload class A:37 N/micron
Preload class B:56 N/micron
Preload class C:74 N/micron
r1,2 min.:0.3 mm
r3,4 min.:0.15 mm
da min.:17 mm
db min.:17 mm
Da max.:26 mm
Db max.:27.2 mm
ra max.:0.3 mm
rb max.:0.15 mm
Basic dynamic load rating C:3.02 kN
Basic static load rating C0:1.34 kN
Fatigue load limit Pu:0.057 kN
Attainable speed for grease lubrication:83000 r/min
Attainable speed for oil-air lubrication:127000 r/min
Ball diameter Dw:3.969 mm
Number of balls z:12
Reference grease quantity Gref:0.2 cm³
Preload class A GA:28 N
Static axial stiffness, preload class A:37 N/µm
Preload class B GB:84 N
Static axial stiffness, preload class B:56 N/µm
Preload class C GC:170 N
Static axial stiffness, preload class C:74 N/µm
Calculation factor f:1.04
Calculation factor f1:0.98
Calculation factor f2A:1
Calculation factor f2B:1.04
Calculation factor f2C:1.08
Calculation factor fHC:1.01
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:0.013 kg

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