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 6650-01-555-8349
NSN 5910-01-448-4726
NSN 5935-00-688-4622
NSN 5990-00-491-1338
NSN 6650-00-527-8822
NSN 5965-01-122-2750
NSN 7035-01-158-8860
NSN 6320-01-578-6006
NSN 5990-01-035-5734
NSN 5965-01-442-5405
NSN 6320-01-317-3663
NSN 5945-01-141-7017