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    NTN 6311LLU Deep groove ball bearings 55x120x29mm NTN 6311LLU Deep groove ball bearings 55x120x29mm
    Inside Diameter: 55 mm
     
    Outside Diameter: 120 mm
     
    Width: 29 mm
     
    Basic dynamic load rating: 71.5 kN
     
    Basic static load rating: 45 kN


Boundary dimensions (mm) Basic load ratings
(kN)
Basic load ratings
(kgf)
Limiting speed
(min-1)
Mass
(kg)
<approx.>
Inner dia. (d) Outer dia. (D) Width (B) Chamfer (rs_min) Dynamic (Cr) Static (Cor) Dynamic (Cr) Static (Cor) Grease Oil
55  120  29  71.5  45  7300  4600  3900    1.37 
Abutment and fillet dimensions
(mm)
da
min
da
max
Da
min
Da
max
Dx
<approx.>
Cy
max
Cz
min
ras
max
rnas
max
64  74    111    6.5  2.9   

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