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 5996-01-421-4417
NSN 6645-01-028-2051
NSN 6610-01-461-8180
NSN 5835-01-459-8664
NSN 5996-00-650-3481
NSN 5915-01-024-8200
NSN 6130-01-386-4173
NSN 6110-00-627-7872
NSN 5965-00-161-3954
NSN 5910-00-646-9928
NSN 6130-00-364-7801
NSN 5910-00-798-5754