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 6145-01-010-3402
NSN 6150-01-476-7430
NSN 6320-01-366-5157
NSN 6135-01-222-0703
NSN 2925-01-560-0517
NSN 6110-01-529-6607
NSN 6620-01-540-1524
NSN 6685-01-434-8906
NSN 6610-00-012-8072
NSN 6150-00-402-6880
NSN 5960-01-481-8051
NSN 6130-01-644-8052