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 6645-01-487-8227
NSN 6620-01-102-0008
NSN 5910-01-537-0532
NSN 5996-00-540-6570
NSN 6240-01-013-6052
NSN 5895-00-141-0287
NSN 5855-00-896-4047
NSN 5835-00-779-2836
NSN 6105-01-104-6154
NSN 7035-00-490-0485
NSN 7035-01-525-4268
NSN 6650-00-053-4907