What is the “DIN Standard” referred to in the Storz pages of the catalog?
DIN is an abbreviation for the Deutsches Institut für Normung e. V, an institution of trade and industry responsible for the preparation of National Standards in Germany. Storz fittings were patented in Europe by Carl August Guido Storz over one hundred years ago and are now is use worldwide. DIN publishes standards for the design of these Storz fittings. Although the catalog refers to the “DIN Standard,” there are actually a number of standards that apply, one for each size and type of Storz coupling or adapter. All of the Standards for aluminum fittings are in the DIN 143xx series. For instance, DIN 14303 covers Size B (75mm) Aluminum Delivery Hose Couplings for Fire Brigade Use. This standard specifies that the Storz head be a DIN 1725 Part 1 Aluminum forging. Cast aluminum Storz fittings can be used for nonfirefighting, lower pressure applications such as agriculture. In the interests of the safety of the “Fire Brigade,” all Storz couplings, adapters and caps supplied by Red Head B
