Main external dimensions and connection dimensions
                                    
                DN(mm) :250
	                
                
                PN6
                
                L :330
	                
                
                D :375
	                
                
                D1 :335
	                
                
                D2 :309
	                
                
                b :18
	                
                
                f :2
	                
                
                Z-d0 :12-22
	                
                
                PN10
                
                L :330
	                
                
                D :395
	                
                
                D1 :350
	                
                
                D2 :319
	                
                
                b :22
	                
                
                f :2
	                
                
                Z-d0 :12-26
	                
                
                PN16
                
                L :330
	                
                
                D :405
	                
                
                D1 :355
	                
                
                D2 :319
	                
                
                b :26
	                
                
                f :2
	                
                
                Z-d0 :12-26
	                
                
                PN25
                
                L :330
	                
                
                D :425
	                
                
                D1 :370
	                
                
                D2 :330
	                
                
                b :30
	                
                
                f :3
	                
                
                Z-d0 :12-32