Couplings in brass

Working pressure  Media DN Series Compatible with/comment
10 bar Compressed air 2.5 mm 961  
10 bar Compressed air 5 mm 971  
10 bar Compressed air 10 mm 981  
20 bar Fluids 4 mm Series 267 Non-drip
20 bar Fluids 10.5 mm Series 417  
20 bar Fluids 6 mm (1/4") Series 467 Non-drip
20 bar Fluids 9 mm (11/32") Series 567 Non-drip
20 bar Fluids 14 mm (9/16") Series 667 Non-drip
20 bar Fluids 19 mm (3/4") Series 767 Non-drip
20 bar Fluids 25 mm (1") Series 701 Full-Flow
20 bar Fluids 38 mm (1 1/2") Series 851 Full-Flow
20 bar Fluids 51 mm (2") Series 921 Full-Flow
35 bar Fluids 3 mm Series 225  
35 bar Breathing air 5 mm (3/16") Series 221  
35 bar  Fluids 6.2 mm Series 324  
35 bar Breathing air 6.2 mm (1/4") Series 345  
35 bar Breathing air 6.2 mm (1/4") Series 347  
35 bar  Fluids 7.4 mm Series 321 EU-std. Hansen, Lequis, Parker, Recus, Tema
35 bar  Breathing air 7.4 mm (9/32") Series 341 Rectus
35 bar  Breathing air 7.4 mm (9/32") Series 344 Recus
35 bar Fluids 8.9 mm Series 414  
35 bar  Fluids 10.4 mm Series 411  
35 bar  Fluids 14.5 mm Series 604  
35 bar  Fluids 19 mm Series 704  
 200 bar Fluids 7.4 mm  Series 322   
 200 bar Fluids 10.4 mm Series 412  
 250 bar Hydraulics 6.2 mm (1/4")  Series 325