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 5920-00-245-6434
NSN 5935-01-621-1608
NSN 5910-01-037-2770
NSN 5985-01-431-8882
NSN 5996-01-301-4855
NSN 6650-01-444-2152
NSN 5905-01-025-6949
NSN 6220-00-246-7245
NSN 5996-01-342-4155
NSN 5945-01-288-1827
NSN 4140-01-432-1447
NSN 5910-01-428-5908