DIN 11851 Hygienic Union & 11852 Fittings
The DIN 11851 union is widely used throughout Europe and the Middle East and incorporates a round slotted nut and D Section seal, as standard. The union is manufactured to suit Imperial tube sizes from 1" to 4" and also to suit DIN 11850 metric tube from 10mm to 200mm, as standard. Two seals