Curious. The two sections give it an asymmetrical form. With one having a single hole and the other a pair of holes, they look like a miniature salt and pepper set. Bracelet/necklace/key-ring charm perhaps... although I don't know why they would be threaded.
How fascinating, I too would never have guessed that. Anytime I think I'm smarter than the average bear, all I have to do is look at the What Is It forum to discover otherwise.
yes you have straight stream and wide stream . we often put our thumb over the tip to create a fan pattern that really knocked down the fire.
The Indian tank held five gallons and was a real pain in the butt to carry through the woods on a hot summer day while dressed in fire turnout gear.