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Bearing 31312-DF (NKE)
Tapered roller bearings 31312-DF
Bearing number : 31312-DF
Size (mm) : 60x130x67
Brand : NKE
Bore Diameter (mm) : 60
Outer Diameter (mm) : 130
Width (mm) : 67
Bearing dimensions and specification in NKE catalogue:
d - 60 mm
D - 130 mm
T - 67 mm
B - 31 mm
r3 min. - 2,5 mm
r4 min. - 2,5 mm
r5 min. - 1 mm
2B - 62 mm
da max - 74 mm
Da min - 103 mm
Da max. - 118 mm
Weight - 4,13 Kg
Basic dynamic load rating (C) - 248 kN
Basic static load rating (C0) - 335 kN
Limiting speed - 5300 r/min
Calculation factor (e) - 0,83
Calculation factor (Y0) - 0,4
Calculation factor (Y1) - 0,72
Calculation factor (Y2) - 1,21
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