Piston ring options

For very specific applications, there optional piston rings such as the piston ring with a broken inner or outer side and the piston ring with internal beveling. All piston rings are provided as standard with a Ferrox or Phosphorus surface treatment. Specific surface treatments or coatings are available on request. Special coatings such as Chrome, Molybdenum, Tin and Nitrated are also possible.

Options
TypeSectionDescription
KATHN Type KAOutside edges broken
KITHN Type KIInside edges broken
IFTHN Type IFInternally beveled ring
IFUTHN Type IFUInternally beveled bottom
IWTHN Type IWInternally stepped
IWUTHN Type IWUInternally stepped bottom
Coatings
TypeMaterialDescription
DCrChrome-plated
MMoMolybdenum filled
TSnTinned
NNO3Nitrided
P-Black phosphated
F-Ferrox-filled

Download brochure

Download piston rings brochure

You will find everything about piston rings in our piston ring brochure. The brochure tells you more about the piston rings’ function and of course includes an extensive overview of all piston ring types, joint types, options and coatings.

Download piston rings brochure

Download piston rings brochure

Customized

THN Customer Service

In the case of highly specific applications, it may be that the piston ring required is not in stock. These piston rings can still be specially produced in any dimension and finish desired. There is a minimum lead time of 24 hours for these.

Custom piston rings required? Call: +33 (0)3 72 39 51 51

THN Customer Service

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