Shapes LSTO and LSTL

Steel disk seal LSTO

Sealing package comprising of steel disks are ready for installation and capable of handling thrust loads. The sealing works on a non-contact basis and can follow axial movements of the roller bearing rings to 0.3 mm without any jamming of the disc.


Type LST-L steel disk seal

The type LST-L ring is a further development of the type LSTO NILOS ring. By means of an additional Viton gasket, a considerable sealing effect is achieved when in contact with liquids.


The NILOS-Ring  type “LSTO”  has been designed for bearing points that are subject to exceptionally high levels of dirt.

Description: A NILOS steel disk seal that is ready for installation for a roller bearing of 30 mm internal diameter and 55 mm external diameter is called in  NILOS-Ring abbreviation “30 x 55 LSTO”.

The NILOS-Ring  type “LST-L” is suitable where a variety of liquids is used.

Description: with the NILOS ring symbols “25 x 47” LST-L, a steel disk seal with an additional Viton gasket for a roller bearing with an inner diameter of 25 mm and an outer diameter of 47 mm, is designated.