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 2925-00-200-0085
NSN 5915-01-215-1473
NSN 5996-01-341-9130
NSN 5930-01-605-3837
NSN 6650-01-625-1962
NSN 5920-01-492-6512
NSN 5998-01-297-4390
NSN 6620-00-104-6937
NSN 5999-01-395-9080
NSN 5915-01-322-9904
NSN 6130-01-488-8443
NSN 5835-01-510-1873