7211 BEP bearing  High-precision bearings

d

55mm aperture

D

100mm outer diameter

Second

21mm width

d 1

≈ 72.5mm shoulder diameter inner ring (large side)

d 2

≈ 63.62mm Shoulder Diameter Inner Ring (Small Side)

1 _

≈ 83.3mm shoulder diameter outer ring (large side)

A sort of

43mm from pressure point

1.2 _

minute. 1.5mm chamfer size

r 3,4

minute. 1mm chamfer size outer ring small side