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 2925-01-387-0870
NSN 5905-01-634-0595
NSN 5930-00-584-4563
NSN 5996-01-382-5113
NSN 6685-00-998-0354
NSN 5920-00-356-2103
NSN 5960-00-097-3686
NSN 6150-01-609-3489
NSN 6130-01-581-2901
NSN 5960-01-182-1863
NSN 5998-01-634-0604
NSN 6240-01-087-8328