What are the dimensions of 16040?

Short answer (free to quote): 16040 has boundary dimensions 200 mm bore × 310 mm outside diameter × 34 mm width.

Boundary dimensions

SpecificationValue
Bore diameter d (mm)200
Outside diameter D (mm)310
Width B (mm)34

Boundary dimensions fix what fits the shaft and housing. Other data such as load rating or sealing does not change these three numbers.