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 6135-01-469-6429
NSN 5935-01-317-4111
NSN 6645-00-313-2324
NSN 2925-01-068-3844
NSN 6150-00-220-9382
NSN 6105-01-565-1443
NSN 6645-01-194-6594
NSN 5920-00-059-4659
NSN 6610-01-590-7222
NSN 5910-01-541-2987
NSN 6145-01-016-7915
NSN 6320-01-198-4024