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 5905-01-235-6851
NSN 5910-00-483-4365
NSN 5990-01-128-7599
NSN 6240-01-250-3574
NSN 5996-00-792-9758
NSN 5855-01-600-8134
NSN 5910-00-206-0440
NSN 5998-00-227-8504
NSN 5996-00-544-5849
NSN 6620-01-485-0556
NSN 5965-00-222-7394
NSN 5975-00-144-3195