Plumbing fitting assemblies

A valve fitting and test cap system, comprising:

• an adaptor, the adaptor comprising a supply end and a receiving end, the receiving end comprising a threaded external diameter and an internal sealing surface, the supply end to connect to a supply of water;
• the adaptor to removably engage with a test cap assembly;
• the adaptor to removably engage with a valve assembly after removal of the test cap assembly;
• the valve assembly comprising a first insert end;
• the first insert end comprising a first sealing surface;
• the first insert end of the valve assembly inserts into the receiving end of the adaptor to form a first sealing engagement between the internal sealing surface of the receiving end of the adaptor and the first sealing surface of the first insert end of the valve assembly;
• a first nut rotatably engaged to the valve assembly, the nut comprising a threaded internal diameter;
• the threaded internal diameter of the first nut threadably engages to the threaded external diameter of the receiving end of the adaptor to maintain the sealing engagement between the internal sealing surface of the receiving end of the adaptor and the first sealing surface of the valve assembly;
• the test cap assembly comprising a second insert end and a sealed end;
• the insert end comprising a second sealing surface;
• the second insert end of the test cap assembly inserts into the receiving end of the adaptor;
• a second nut rotatably engaged to the test cap assembly, the second nut comprising a threaded internal diameter;
• and,
• wherein the threaded internal diameter of the second nut threadably engages the threaded external diameter of the adaptor to maintain the sealing engagement between the internal sealing surface of the receiving end of the adaptor and the second sealing surface of the test cap assembly.

A valve fitting and test cap system, comprising:

• an adaptor, the adaptor comprising a supply end and a receiving end, the receiving end comprising a threaded outer diameter and a smooth inner diameter, the supply end configured to engage a supply pipe;
• a valve assembly, the valve assembly comprising a first insert end;
• the first insert end comprising a first sealing surface on an outer surface of the first insert end;
• the first insert end of the valve assembly inserts into the receiving end of the adaptor to form a first removable sealing engagement between the smooth inner diameter and the first sealing surface of the first insert end of the valve assembly;
• a first nut rotatably engaged to the valve assembly, the nut comprising a threaded internal diameter;
• and,
• the threaded internal diameter of the first nut threadably engages to the threaded outer diameter of the receiving end of the adaptor to maintain the sealing engagement between the smooth inner diameter of the receiving end of the adaptor and the first sealing surface of the first insert end;
• a test cap assembly, the test cap assembly comprising a second insert end and a sealed end;
• the second insert end comprising a second sealing surface on an outer surface of the second insert end;
• the second insert end of the test cap assembly inserts into the receiving end of the adaptor;
• a second nut rotatably engaged to the test cap assembly, the second nut comprising a threaded internal diameter;
• wherein the threaded internal diameter of the second nut threadably engages the threaded external diameter of the adaptor to maintain a second removable sealing engagement between the smooth inner diameter of the receiving end of the adaptor and the second sealing surface of the test cap assembly;
• and,
• the valve assembly inserts into the receiving end of the adaptor after removal of the test cap assembly from the receiving end of the adaptor.

A valve fitting and test cap system, comprising:

• an adaptor, the adaptor comprising a supply end and a receiving end, the receiving end comprising an exterior surface and an internal sealing surface, the supply end configured to engage a supply pipe;
• a valve assembly, the valve assembly comprising a first insert end, the first insert end comprising a first sealing surface with one or more o-rings;
• the first insert end of the valve assembly inserts into the receiving end of the adaptor, and the first sealing surface of the first insert end seals against the internal sealing surface of the receiving end of the adaptor in a first sealing engagement;
• a first connecting device rotatably engaged to the valve assembly, wherein the first connecting device shrouds the first sealing surface of the first insert end, wherein the first connecting device removably engages to the exterior surface of the receiving end of the adaptor to hold the internal sealing surface of the receiving end of the adaptor and the first sealing surface of the first insert end of the valve assembly together in the first sealing engagement;
• a test cap assembly, the test cap assembly comprising a second insert end and a sealed end, the second insert end comprising a second sealing surface with one or more o-rings;
• the second insert end of the test cap assembly inserts into the receiving end of the adaptor, and the second sealing surface of the second insert end seals against the internal sealing surface of the receiving end of the adaptor in a second sealing engagement;
• a second connecting device rotatably engaged to the test cap assembly;
• wherein the second connecting device shrouds the second sealing surface of the second insert end;
• the second connecting device removably engages to the external surface of the receiving end of the adaptor to hold the internal sealing surface of the receiving end of the adaptor and the second sealing surface of the second insert end together in the second sealing engagement, and,
• wherein the valve assembly and the test cap assembly alternatingly insert into the receiving end of the adaptor.

A valve fitting and test cap system, comprising:

• an adaptor, the adaptor comprising a supply end and a receiving end, the receiving end comprising an exterior surface with a threaded engagement surface and an internal sealing surface, the supply end configured to engage a supply pipe;
• a valve assembly, the valve assembly comprising an insert end, the insert end comprising a sealing surface;
• the insert end of the valve assembly inserts into the receiving end of the adaptor, and the sealing surface of the insert end seals against the internal sealing surface of the receiving end of the adaptor in a first sealing engagement;
• a connecting device rotatably engaged to the valve assembly, wherein the connecting device engages to the exterior surface of the receiving end of the adaptor to hold the internal sealing surface of the receiving end of the adaptor and the sealing surface of the insert end of the valve assembly together in the first sealing engagement;
• a test cap, the test cap comprising a threaded engagement member and a sealed end;
• the threaded engagement member of the test cap threadably engages to the threaded engagement surface of the exterior surface of the adaptor in a second sealing engagement;
• and,
• wherein the valve assembly valve assembly inserts into the receiving end of the adaptor after removal of the test cap assembly.