南苏丹采购需求：压力调节器、泄压阀、快速接头、管接头、管件、歧管

I'm looking to source several types of fitting connections for our upcoming projects. Specifically, I need a total of 12 pieces for each of the following specifications: connections with an outer diameter of 3/8 inch and NPT of 3/8 inch; connections with an outer diameter of 1/8 inch and NPT of 1/8 inch; connections with an outer diameter of 1/4 inch and NPT of 1/8 inch; and connections with an outer diameter of 3/8 inch but with a 1/2 inch NPT. Additionally, I require 12 pieces of connections with an outer diameter of 1/4 inch and NPT of 1/4 inch. Lastly, I also need 3 boxes of male fitting connections with a 1/2 inch NPT and an outer diameter of 3/8 inch, preferably made from stainless steel. Please ensure that the products meet the quality standards typically associated with leading manufacturers in the industry. Looking forward to your response and pricing details.