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 6650-01-118-2222
NSN 5910-01-121-3426
NSN 6130-01-407-0148
NSN 6110-01-515-1956
NSN 6610-01-246-4164
NSN 5975-01-258-7011
NSN 5960-01-544-1273
NSN 5945-00-281-1351
NSN 5935-01-056-5176
NSN 5985-01-167-5462
NSN 5930-00-230-4420
NSN 6130-00-394-6555