Thumbnail Filmstrip of Hilborn Straight Screen Tip Airbleed Nozzles 1" Ti Images
Straight airbleed nozzle, 1/8 inch pipe thread, and standard tip length of 1 inch with screen tip.
The straight screen tip type typically aim at the valve.
All are #3 threads for hose end.
If you need a size larger than a 39AS or if you want Alky to suggest a size for you, call Mike at 615-457-3192