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 6150-00-407-2118
NSN 6135-00-950-2669
NSN 5855-00-185-1560
NSN 5945-01-179-7893
NSN 6220-00-111-3188
NSN 6130-01-344-9571
NSN 5835-00-269-2232
NSN 5960-01-515-4791
NSN 6220-01-513-9279
NSN 6610-00-649-9398
NSN 6685-01-229-8890
NSN 6110-01-549-7654