DIN Fittings




The DIN union is the German standard hygienic fitting and is recognised by the round slotted nut, D section joint ring and the coned recess in the male part.

Comprising of a nut, male, liner and D-ring seal.

DIN union parts are manufactured to suit imperial O.D. tube and DIN metric tube.

They provide a robust clean joint using a standard D section seal or a crevice free joint with the D Section lipped seal. 

All wetted parts are supplied in grade 316 stainless steel whilst the nuts are grade 304.

Joint rings are blue Nitrile as standard and also available in EPDM, viton, silicon and PTFE.


They are manufactured to DIN 11851


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