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 5925-00-946-9423
NSN 5835-00-135-2480
NSN 5960-01-034-0408
NSN 6240-01-300-0742
NSN 5975-01-427-3521
NSN 5910-01-337-3160
NSN 5985-01-099-9613
NSN 6645-01-608-8638
NSN 5935-00-538-0414
NSN 6135-01-398-5922
NSN 5895-01-220-5425
NSN 6150-01-291-2421