A unit of matched items consisting of a circular or cylindrical item, ground for provision to be lapped with the mating seating surface to function as a unit to form a drip tight seal. May include plate, insert, guide, rings, and the like. See also disk, valve and seat, valve.
Classification: Parts of taps, cocks, valves and similar appliances, nesoi
NSN 5945-01-598-6903
NSN 6240-01-512-8129
NSN 5910-01-459-9085
NSN 5835-01-386-4027
NSN 5930-01-326-2484
NSN 5855-00-014-5008
NSN 6105-01-191-9720
NSN 7035-00-497-8784
NSN 6130-01-297-8129
NSN 6620-00-273-1511
NSN 4140-01-626-8859
NSN 5935-01-024-9224