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 2925-00-041-0439
NSN 5915-01-415-3520
NSN 5915-01-225-5710
NSN 6130-01-437-9184
NSN 5935-01-602-2173
NSN 5975-01-476-8290
NSN 5960-00-864-2883
NSN 5950-01-396-8124
NSN 2925-00-594-1157
NSN 5920-00-552-9145
NSN 5960-01-040-4442
NSN 6110-00-339-8359