SWIVEL UNION; ENTRY DIAMETER: 19 MM; MAXIMUM WORKING PRESSURE: 12 BAR; ACCORDING TO REFERENCE DRAWING SMS 21138158; THE ROTARY JOINT COMES COMPOSED OF 3 PARTS ACCORDING TO: PART 1: COVER WITH SPOUT GEORGE SPRINGMANN 5 9-83 FL PATENT 08/13; PART 2: GEORG SPRINGMANN BODY 45472 MUELHEIM – GERMANY, GS 59-83 FL, NR: 9792 06/17; PART 3: LARGE COVER GS 6/17; MANUFACTURER 1: GEORG SPRINGMANN; N-PART 1: GS 322-059-082-01