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 5910-01-170-5760
NSN 5895-01-589-9679
NSN 6610-00-161-7439
NSN 6105-01-494-1234
NSN 6110-00-719-7209
NSN 5905-00-249-1812
NSN 6110-01-614-5563
NSN 5855-01-377-7112
NSN 6135-01-411-3212
NSN 5910-00-947-5950
NSN 5920-01-455-2393
NSN 6135-01-066-6904