NEW SKF DOUBLE ROW BALL BEARING # 3312-E - Leader Industrial Manufacture

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NEW SKF DOUBLE ROW BALL BEARING # 3312-E image

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NEW SKF DOUBLE ROW BALL BEARING # 3312-E Product Features

d1:110.4 mm
d2:110.4 mm
D1:129.6 mm
K:0.5 mm
C1:6.41 mm
r1,2 - min.:1.5 mm
r3,4 - min.:1 mm
a:40.1 mm
da - min.:102 mm
db - min.:102 mm
Da - max.:138 mm
Db - max.:141 mm
ra - max.:1.5 mm
rb - max.:1 mm
dn:113.7 mm
Basic dynamic load rating - C:76.1 kN
Basic static load rating - C0:76.5 kN
Fatigue load limit - Pu:2.9 kN
Limiting speed for grease lubrication:10000 r/min
Limiting speed for oil lubrication:16000 mm/min
Ball - Dw:15.875 mm
Ball - z:21
Gref:15.6 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:480 N
Preload class B - GB:960 N
Preload class C - GC:1920 N
Preload class D - GD:3840 N
Calculation factor - f:1.15
Calculation factor - f1:0.99
Calculation factor - f2A:1
Calculation factor - f2B:1.02
Calculation factor - f2C:1.05
Calculation factor - f2D:1.08
Calculation factor - fHC:1.02
Preload class A:286 N/micron
Preload class B:374 N/micron
Preload class C:497 N/micron
Preload class D:673 N/micron
r1,2 min.:1.5 mm
r3,4 min.:1 mm
da min.:102 mm
db min.:102 mm
Da max.:138 mm
Db max.:141 mm
ra max.:1.5 mm
rb max.:1 mm
Basic dynamic load rating C:76.1 kN
Basic static load rating C0:76.5 kN
Fatigue load limit Pu:2.9 kN
Attainable speed for grease lubrication:10000 r/min
Attainable speed for oil-air lubrication:16000 r/min
Ball diameter Dw:15.875 mm
Number of balls z:21
Reference grease quantity Gref:15.6 cm³
Preload class A GA:480 N
Static axial stiffness, preload class A:286 N/µm
Preload class B GB:960 N
Static axial stiffness, preload class B:374 N/µm
Preload class C GC:1920 N
Static axial stiffness, preload class C:497 N/µm
Preload class D GD:3840 N
Static axial stiffness, preload class D:673 N/µm
Calculation factor f:1.15
Calculation factor f1:0.99
Calculation factor f2A:1
Calculation factor f2B:1.02
Calculation factor f2C:1.05
Calculation factor f2D:1.08
Calculation factor fHC:1.02
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:1 kg

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