Looks like 1.1 nozzle.
Sata Jet 1000K 1.3 RP Nozzle/Needle/Air cap Set 132175 New Old Stock
NEW Genuine SATA Nozzle Set 1.3 RP for SATAjet 5000 B RP - Art. No. 210286
For SATAjet X5500 Seal Replacement Kit X5500 RP HVLP Spray Gun 1173286 105067
Spray Gun Rebuild Repair Kit For SATAjet X5500, X5500 RP / HVLP 1173286 1050674
SATAjet X 5500 RP 1.3 O Standard Spray Gun W/RPS Cups - Limited Special Edition
