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 6145-01-429-2519
NSN 5945-00-867-0052
NSN 2925-01-210-6531
NSN 6320-01-247-0898
NSN 5950-00-147-4797
NSN 5915-00-553-3650
NSN 5965-01-085-6158
NSN 6130-01-568-5290
NSN 5950-00-677-4212
NSN 6645-01-537-0839
NSN 6220-01-479-7249
NSN 6130-01-585-8491