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 6150-01-319-9832
NSN 6650-01-481-3618
NSN 6610-00-999-1528
NSN 5855-00-610-4052
NSN 6650-00-220-2839
NSN 5935-01-432-2141
NSN 6650-01-463-4564
NSN 4140-01-646-2841
NSN 6110-01-574-4274
NSN 6610-01-152-2821
NSN 5925-00-636-5683
NSN 6150-01-101-3185