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Bearing NA207-21 (KOYO)
Deep groove ball bearings NA207-21
Bearing number : NA207-21
Size (mm) : 31.75x72x37.6
Brand : KOYO
Bore Diameter (mm) : 31,75
Outer Diameter (mm) : 72
Width (mm) : 37,6
Bearing dimensions and specification in KOYO catalogue:
d - 31,75 mm
D - 72 mm
B - 37,6 mm
B1 - 51,1 mm
C - 20 mm
d1 - 55,6 mm
r min. - 1,1 mm
C - 5,5 mm
S - 18,8 mm
S2 - 6,8 mm
Thread (G) - 5/16-24UNF
Weight - 0,65 Kg
Basic dynamic load rating (C) - 25,7 kN
Basic static load rating (C0) - 15,4 kN
Calculation factor (f0) - 13,9
Tags : KOYO , 31.75x72x37.6
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