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Bearing NAF 457220 (JNS)
Needle roller bearings NAF 457220
Bearing number : NAF 457220
Size (mm) : 45x72x20
Brand : JNS
Bore Diameter (mm) : 45
Outer Diameter (mm) : 72
Width (mm) : 20
Bearing dimensions and specification in JNS catalogue:
d - 45 mm
F - 55 mm
D - 72 mm
B - 20 mm
C - 20 mm
r min. - 0,6 mm
da min. - 49 mm
da max - 54 mm
Da max. - 68 mm
db - 60,9 mm
Db - 55,8 mm
Weight - 0,34 Kg
Basic dynamic load rating (C) - 37,4 kN
Basic static load rating (C0) - 66,4 kN
Limiting speed - 7 500 r/min
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