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 6685-00-405-4991
NSN 5910-01-099-3645
NSN 5835-01-208-5649
NSN 5930-00-453-2500
NSN 5835-01-138-8622
NSN 5965-01-341-8746
NSN 5975-01-356-8541
NSN 5999-00-499-4465
NSN 6220-00-426-1963
NSN 6220-00-691-1189
NSN 5925-01-469-6667
NSN 6650-01-446-2025