About us

Técnicas de hidraúlica y neumática S.L. is a company that offers services oriented towards the industrial sector. We are specialists in the marketing of o-ring seals and our stock, both in terms of quantity and variety, is among the best in Spain.


Located in the Guipúzcoa region, we supply materials to the whole of Spain in 24 hours and to the rest of Europe in 48 hours, on a daily basis. In general, our clients manufacture cylinders and machinery and deal in maintenance.


Our clients include Parkers Seals (O-Seal division), Kastas Seals, with an unbeatable quality/price ratio and O.L Seals, a company specialising in the manufacture of PTFE O-rings. We also supply rotary seals, o-rings, bonded seals, etc.
T.H.N also markets self-lubricated, pre-lubricated, metallic and bimetallic slide bearings.
We have access to information from almost all seal manufacturers on a global scale, allowing us to effectively supply the original, or equivalent, of any type of seal.

© THN Técnicas de Hidráulica y Neumática S.L. 2014