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 6650-00-073-0269
NSN 5835-00-450-4832
NSN 5935-01-517-9603
NSN 6645-00-099-6913
NSN 7035-00-163-6221
NSN 6130-00-579-9933
NSN 7035-00-299-7150
NSN 5835-01-111-0969
NSN 6145-01-324-2518
NSN 5920-01-340-6950
NSN 5975-00-437-3706
NSN 5975-00-230-4824