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 5996-00-581-5810
NSN 5945-01-023-2789
NSN 5915-01-026-8569
NSN 6105-01-225-5482
NSN 2925-00-221-4977
NSN 6610-01-555-8364
NSN 6220-00-515-6998
NSN 5965-01-534-9961
NSN 5915-01-214-5494
NSN 7035-00-981-7216
NSN 5965-00-475-2759
NSN 5855-01-088-8700