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 6620-01-024-1228
NSN 5998-01-358-1944
NSN 6105-01-607-6572
NSN 6645-01-445-9089
NSN 6610-01-387-7517
NSN 5930-00-119-3539
NSN 5998-01-159-4806
NSN 5895-00-952-1703
NSN 5935-01-415-2885
NSN 2925-00-420-8151
NSN 6135-01-056-4609
NSN 6650-01-449-0523