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 5960-00-436-6269
NSN 6135-00-470-7779
NSN 5960-01-065-5332
NSN 5855-00-906-5386
NSN 5905-01-052-5655
NSN 5910-00-601-6253
NSN 2925-01-062-2660
NSN 5950-00-350-2825
NSN 5930-01-347-4458
NSN 2925-01-178-0063
NSN 6220-01-246-7534
NSN 5915-00-337-6698