Din 3870 Nut Tube Diameter 18L Thread M26 x 1.5 - Ref. 81285
Brass nut for 8-mm copper tube, M14 x 1.5F | Nautica Basile
316 Stainless Steel Nut for 1/4 in. Swagelok Tube Fitting | Spare Parts and Accessories | Tube Fittings and Adapters | Fittings | All Products | Swagelok