BEARINGDEX
Thrust ball

51101 bearing

12 mm bore, 26 mm outside diameter, 9 mm height (0.4724 × 1.0236 × 0.3543 in).

Dimensions

mminch
Bore d120.4724
Outside diameter D261.0236
Height H90.3543

Quick numbers

Pitch diameter dm19.0 mm
Section height (D − d)/27.0 mm
n·dm at 1,800 rpm34,200
n·dm at 3,600 rpm68,400

Compare against the maker's limiting speed. Speed calculator · L10 life

What the number means

5Thrust ball
11Dimension series 11: height 1, diameter 1 (extra light)
01Bore code 01 is a fixed code for 12 mm