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 6240-00-319-4549
NSN 6610-00-593-4935
NSN 5965-01-440-5618
NSN 5945-01-382-8925
NSN 6150-00-107-0204
NSN 6650-01-140-3371
NSN 6650-01-618-5317
NSN 5930-01-108-4556
NSN 7035-00-437-7950
NSN 6105-01-400-4194
NSN 5985-01-353-3167
NSN 6650-00-052-3202