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 5990-01-432-0523
NSN 6610-01-462-5980
NSN 5950-00-250-7738
NSN 5930-01-221-0122
NSN 5965-00-153-5216
NSN 5895-01-600-0615
NSN 6135-00-539-8088
NSN 6685-00-980-0375
NSN 5905-01-448-9664
NSN 6130-01-010-3603
NSN 5920-01-224-7028
NSN 2925-01-180-7789