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 6685-01-470-6827
NSN 6220-00-205-2040
NSN 6105-01-108-4734
NSN 6135-01-503-1688
NSN 5975-00-944-6353
NSN 5930-01-145-8208
NSN 6150-00-468-5416
NSN 5990-01-357-6175
NSN 6150-01-092-7741
NSN 6145-00-411-0813
NSN 5910-01-392-4064
NSN 6105-01-340-3107