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 5996-00-569-7391
NSN 5965-01-084-6921
NSN 5915-00-820-2091
NSN 5965-00-486-7907
NSN 5950-00-220-9460
NSN 6105-01-104-5214
NSN 5915-00-579-0618
NSN 5975-00-985-2748
NSN 6650-01-529-6416
NSN 5920-01-605-2457
NSN 5999-01-226-3549
NSN 5895-01-565-1512