These Valves have a filter trap to prevent dirt or debris from entering the cylinder
when filling air.
Mainly used on older steel tanks with taper threads.
Wrap layers of teflon tape onto the threads of the valve and screw the valve onto the steel tank with tapered threads.
Teflon tape is shipped along with the order.
Type of Threads is E17.
They are tapered threads and the outer diameter at the largest point is 19.8 mm
IMP NOTE : YOU NEED TO MAKE SURE OF WHICH THREAD YOU NEED BEFORE PURCHASING.
Contact us if you need any customization and we shall be happy to get it done for you.
If you have any further query about the listed product you can use the above link to “Ask a Question”