A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 7035-01-411-6062
NSN 4140-01-272-0219
NSN 6220-00-481-6188
NSN 5960-00-992-5506
NSN 6620-00-166-0556
NSN 5905-01-075-3810
NSN 5855-01-421-1440
NSN 5996-00-058-3089
NSN 6130-00-736-4382
NSN 6320-00-270-8222
NSN 5920-01-013-8594
NSN 5925-01-529-9825