QJ318

Four-Point Contact Ball Bearings
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Parts Number

QJ318MC4

Boundary Dimensions

d 90 mm Bore diameter
D 190 mm Outside diameter
B 43 mm Width
r (min.) 3 mm Chamfer dimension

Basic Load Ratings

Ca 258000 N Basic dynamic load rating
C0a 450000 N Basic static load rating

Speeds

Grease 2800 min-1 Grease lubrication
Oil (Oil-bath) 3800 min-1 Oil-bath lubrication

Dimensions

a0 98 mm Load center spacings

Abutment and Fillet Dimensions

da (min.) 104 mm Diameter of shaft abutment
Da (max.) 176 mm Diameter of housing abutment
ra (max.) 2.5 mm Radius of shaft or housing fillet

Mass

(approx.) 6.4 kg
CAD
More Information
NSK Product Type2 ACBB_FP
NSK Product Type Bearing
Designations QJ318
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