NNCF 4912 CV
Inner Diameter (d): 60mm
Outer Diameter (D): 85mm
Width(B): 25mm
Basic Dynamic Load Ratings (C): 78.1kN
Basic Static Load Ratings (Co): 137kN
Product Specifications
Inner Diameter (d):
60mm
Outer Diameter (D):
85mm
Width(B):
25mm
Basic Dynamic Load Ratings (C):
78.1kN
Basic Static Load Ratings (Co):
137kN
Fatigue Load Limit (Pu):
14.3kN
Reference Speed Ratings (r/min):
3600
Limiting Speed Ratings (r/min):
4500
Mass(kg):
0.48
Shoulder diameter inner ring(d1):
70.5
Shoulder diameter outer ring(D1):
73.5
Width annular lubrication groove outer ring(b1):
4.5
Diameter lubrication hole (outer ring)(K):
3.5
Chamfer dimension(r1,2):
1
Chamfer dimension(r3,4):
1
Permissible axial displacement from the normal position of one bearing ring relative to the other(s max.):
1
Abutment diameter shaft(da):
65
Abutment diameter shaft(das):
67.6
Abutment diameter housing(Da max.):
80
Fillet radius(ra max.):
1
Fillet radius(rb max.):
1
Minimum load factor(kr):
0.25
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