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 5999-01-175-0691
NSN 5945-00-726-7451
NSN 6610-01-415-5877
NSN 4140-01-336-0043
NSN 6320-00-646-3311
NSN 6650-01-154-1870
NSN 5895-01-176-6983
NSN 6645-01-485-3517
NSN 5985-00-854-0849
NSN 6650-01-376-6965
NSN 5905-00-371-6809
NSN 6610-01-224-7675