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 6650-01-406-5322
NSN 6145-01-397-2709
NSN 6110-00-946-3060
NSN 5910-01-491-0551
NSN 5910-01-263-6163
NSN 5950-01-203-6874
NSN 6685-01-613-9385
NSN 6685-01-261-6849
NSN 6645-00-476-7176
NSN 6685-01-028-4220
NSN 5965-00-433-6181
NSN 6220-01-598-8868