An item of various shapes and cross-sections, that may be flanged and that is designed to fit over a valve seat, allowing proper positioning of the seat with a flow control device.
Classification: Parts of taps, cocks, valves and similar appliances, nesoi
NSN 5895-01-431-9790
NSN 5835-01-615-0451
NSN 6320-00-405-2348
NSN 5935-01-141-7694
NSN 5930-01-388-9359
NSN 5996-01-581-4160
NSN 5975-01-657-0254
NSN 5985-01-338-7673
NSN 6135-01-142-2417
NSN 6145-01-444-3548
NSN 5985-00-722-7462
NSN 5935-00-679-8405