Page 595 - SKF-bearing-housings

Designations

Designations

Designation system for SKF housings for paper machines 1)
A SBPN 3136 RA/P45
Prefix
A Short, wide base (SBPN series only)
Series
SBFN Non-split felt roll housing
SBPN Non-split drying cylinder housing
SDM Yankee cylinder housing (split)
Size identification
22(00) Housing for bearings in the 22 dimension series
23(00) Housing for bearings in the 23 dimension series
30(00) Housing for bearings in the 30 dimension series
31(00) Housing for bearings in the 31 dimension series
..(00) Size code of the bearing, x 5 = bearing bore diameter [mm]
.. /.. Bearing bore diameter [mm] e.g. ../530
Suffixes 2)
– Housing for metric thread connection arrangements (shaft, oil inlet and sensor attachment threads)
(SBFN and SBPN series only)
– Housing for metric thread connection arrangements (shaft, oil inlet and sensor attachment threads)
and through shaft (SDM series only)
A Housing for a shaft end, with end cover (SBFN and SBPN series only)
B Housing for a through shaft (SBFN and SBPN series only)
B.. Housing for a through shaft with a modified outer cover for a steam box connection (B1 to B99)
(SBPN and SDM series only)
F Housing for the locating bearing position (drive side)
RA Housing for a CARB toroidal roller bearing (front side)
N9 Housing for inch thread connection arrangements (shaft, oil inlet and sensor attachment threads)
/P.. Paint variant according to customer specification (P01 to P999)

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1) SNL ... TURP housings are included in the Designation system on page 191.
2) When multiple suffixes are used, they are listed in the same order as shown here.

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