d 280-300mm
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Dimension and Parameters
Basic dimension mm Basic rated load Code Rated speed r/min Mass
kg
Dimension mm Shoulder and chamfer size mm
d D B Dynamic ckn Static
co
kn
Reference speed Limit speed r/min d1≈ D1≈ F,E r1.2
min
r3.4
min
S1) da
min
da
max
db
min
Da
max
cancel ra
max
rb
max
280 420 65 660 1060 NU1056MA 1700 2000 31.5 - 373.1 316 4 4 8 295 312 321 405 - 3 3
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