Here's how you can get pictures to view. Click on this link.
http://letmehost.com/
Upload your picture. Then click on the picture you've just uploaded. That will make it larger. Then just cut and paste the address from that page to your posting.
You might find a distributor on this page. But please post the pictures. I'd like to see what you're talking about. It sounds like a quick coupler.
http://www.parker.com/skinner/fulline.html
Hey,I think there's a good chance I know what you're talking about. Take a look around on this page.
http://www.bucknerirrigation.com/buckner.aspx?Content=Search&SearchBy=ProductType&Filter=Quick+Coupler+Valves
If I can't fix it, it's broken!