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 5930-00-113-6852
NSN 6685-01-064-1870
NSN 6240-01-452-1253
NSN 6130-00-513-3565
NSN 5910-01-633-9963
NSN 6645-00-404-1785
NSN 5950-01-364-9555
NSN 5965-00-189-9394
NSN 6320-01-452-2394
NSN 5910-00-087-7186
NSN 5915-00-595-8090
NSN 2925-01-424-0235