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 5960-00-338-9164
NSN 6650-01-398-1387
NSN 5998-01-449-1398
NSN 7035-01-150-6303
NSN 6610-00-386-4745
NSN 5945-01-168-3477
NSN 6130-01-552-5200
NSN 5998-01-069-5784
NSN 5910-01-392-2297
NSN 5999-01-519-2299
NSN 5945-01-123-7966
NSN 6135-00-477-8847