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Bearing SEA12 /NS 7CE3 (SNFA)
Angular contact ball bearings SEA12 /NS 7CE3
Bearing number : SEA12 /NS 7CE3
Size (mm) : 12x21x5
Brand : SNFA
Bore Diameter (mm) : 12
Outer Diameter (mm) : 21
Width (mm) : 5
Bearing dimensions and specification in SNFA catalogue:
d - 12 mm
D - 21 mm
B - 5 mm
C - 5 mm
a - 6,4 mm
d1 - 15,1 mm
r1 min. - 0,3 mm
r2 min. - 0,3 mm
r3 min. - 0,15 mm
r4 min. - 0,15 mm
D1 - 18,1 mm
da min. - 14 mm
Da max. - 19 mm
db min - 14 mm
ra max. - 0,3 mm
rb max. - 0,15 mm
Db max - 20,2 mm
Weight - 0,006 Kg
Basic dynamic load rating (C) - 1,95 kN
Basic static load rating (C0) - 1,12 kN
(Grease) Lubrication Speed - 75 000 r/min
(Oil) Lubrication Speed - 110 000 r/min
Fatigue load limit (Pu) - 0,048
Calculation factor (f0) - –
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