https://www.northamericahvac.com/oil-burner-nozzle-delavan-0-55-gph-80-degrees-hollow-cone-a-h-ah-ns-pl-usa/
Oil Burner Nozzle Delavan 0.55 GPH 80 Degrees Hollow Cone A H AH NS PL USA - North America HVAC
This is a BRAND NEW Delevan Oil Burner Nozzle. It's rated at 0.55 GPH and sprays in a 80 spray. The nozzle is Hollow Cone A (also designated by A, H, AH, NS,...
https://nozzle-pro.com/products/npsj-6013-1-4-npsj-6013-1-4-hollow-cone-spiral-nozzle-1-4-inlet-brass
Hollow Cone,Spiral Nozzle | NozzlePro NPSJ-6013-1/4
spiral nozzlehollowcone