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 6105-01-442-7801
NSN 5965-00-898-1356
NSN 5985-01-245-6160
NSN 5945-01-376-3897
NSN 5945-01-225-6776
NSN 5930-01-384-2661
NSN 5925-01-324-5260
NSN 5910-01-644-2877
NSN 5950-00-211-3995
NSN 5996-01-337-1120
NSN 6620-01-315-2414
NSN 5920-00-057-5934