Part Number Example for a Ceramic Coated Bearing 

NOTE: TWM Ceramic Coated Bearings Require Lubrication
L 6 TWM
Part Number Working Bore
A
Bore Tolerance Outside
Diameter
B
Length
h14 Tolerance
C
Max Shaft
Diameter
Housing Bore
Diameter
L6 TWM 6 0,038-0,065 12 22 6 12
L8 TWM 8 " 15 24 8 15
L10 TWM 10 " 17 26 10 17
L12 TWM 12 " 19 28 12 19
L14 TWM 14 " 21 28 14 21
L16 TWM 16 " 24 30 16 24
L20 TWM 20 0,047-0,074 28 30 20 28
L25 TWM 25 " 35 40 25 35
L30 TWM 30 " 40 50 30 40
L40 TWM 40 0,049-0,089 52 60 40 52
L50 TWM 50 " 62 70 50 62