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 5855-00-928-1912
NSN 5996-00-111-1538
NSN 5975-00-212-7754
NSN 6135-00-025-6382
NSN 2925-01-055-7607
NSN 5985-00-242-7012
NSN 5960-01-215-0992
NSN 5935-01-347-9186
NSN 5920-01-459-8493
NSN 5835-01-509-8992
NSN 6135-01-365-2707
NSN 5835-00-943-2763