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 5996-00-339-7078
NSN 5905-00-633-8370
NSN 6130-01-486-6483
NSN 5855-01-581-5827
NSN 5999-01-542-2662
NSN 2925-01-049-8906
NSN 6650-01-350-0067
NSN 2925-01-076-5219
NSN 5920-00-686-2671
NSN 4140-01-582-7317
NSN 5950-00-242-2645
NSN 6150-00-557-8160