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 6130-00-480-2820
NSN 5895-01-451-4547
NSN 6105-01-562-2078
NSN 5985-01-559-7391
NSN 5905-01-209-9134
NSN 4140-00-245-0799
NSN 5925-00-197-4329
NSN 6240-00-234-5781
NSN 5996-00-645-9957
NSN 5920-00-593-6496
NSN 6220-01-059-1393
NSN 6150-01-068-8991