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 5905-00-700-0776
NSN 6150-00-760-1387
NSN 6650-01-285-3385
NSN 5855-01-484-9948
NSN 6610-01-581-5786
NSN 5895-00-488-6248
NSN 5960-01-381-4692
NSN 5975-01-186-4268
NSN 6620-01-175-5922
NSN 5965-01-278-8218
NSN 6320-01-054-3046
NSN 5905-01-514-0287