jojn guest fittings

[jim1000]

does anyone know what size drill and tap size I need for 1/4 inch JG fitting. All I can find out is it is a FNTP( what ever that is). Any help would be appreceited.

Jim

[Salty]

(Female) National Pipe Thread - This will be a tapered thread... not sure what kind of tap you would need. You could call a plumbing supply for more info.

-Daniel

[matt]

That's the one you need, 1/4 FNPT