Type F Adapters are typically used with Type B Couplers, but can also be used with Type C and D Couplers or DC (Dust Cap) of the same size.
1/2" Male Thread
1/2" Male Adaptor
1/2" Male Thread
1/2" Male Adaptor
All my kettle ports not have these male camlock quick disconnects. All my hoses use the female end and they make connecting a breeze.