Designation system for housings

Examples and the applicable options for SBD and THD housings are given below.

Example

SBDD 2226 CAF
whereSBD =
D =
2226 =
CAF =

Applicable options

Series
SBDStandard non-split plummer block housing
THD
Standard non-split take-up housing

Material
D
Spheroidal graphite cast iron
SCast steel
CGrey cast iron

Size identification
22(00)Housing for bearings in the 22 series
30(00)Housing for bearings in the 30 series
31(00)Housing for bearings in the 31 series
32(00)Housing for bearings in the 32 series
..(00)Size code of the bearing, (00) x 5 = bearing bore
diameter [mm]

Suffixes1)
Housing for bearings on an adapter sleeve and a plain shaft
CSBD housing for bearings on an adapter sleeve and a
stepped shaft
ESBD housing for bearings on a cylindrical seat and a
stepped shaft
GSBD housing for bearings on a cylindrical seat and a
multi-stepped shaft
AHousing for shaft end, one side closed
BHousing for the through shaft
F
Housing for the locating bearing position
L
Housing for the non-locating bearing position
  1. 1)When multiple suffixes are used, they are listed in the same order as shown here.
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