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NSK NU209EM
NSK NU209EM
Preload  
内径, d 45 (0/-0.04) mm
外径, D 85 (0/-0.075) mm
宽度, B (or T) 19 (0/-0.4) mm
倒角, r 1.1 mm
倒角, r1 1.1 mm
Fw 54.5 mm
动负 , Cr 63000 N
静负 , C0r 66500 N
极限 6700 RPM
极限 8000 RPM
Cage Material Machined Brass
db min 51.5 mm
db max 53 mm
dc min 57 mm
Da max 78.5 mm
ra max 1 mm
rb max 1 mm
重量 0.485 kg
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