1 Copper Coupling Less Stop
1 inch Copper Coupling Less Stop with a sweat ype connection (CxC)
3/4 Copper Coupling Less Stop
3/4 inch copper coupling with less stop and sweat (CxC) type connections commonly used for plumbing applications.
5/8 Copper Coupling Less Stop
This is a 5/8 inch copper coupling with less stop and sweat type connections (CxC)
1 CxF Union
This is a 1 inch copper female union with a thread type of female and a sweat connection type on the other end. This item is most commonly used in a plumbing application.