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 5895-01-331-6220
NSN 6135-01-369-9792
NSN 5835-00-813-1724
NSN 5835-01-286-6499
NSN 5835-01-170-5537
NSN 6650-01-395-5991
NSN 6240-01-271-2222
NSN 5905-01-543-1870
NSN 5960-00-231-3171
NSN 5990-00-827-6212
NSN 6685-00-090-9534
NSN 6150-01-100-3813