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 6685-01-240-3428
NSN 6220-01-087-7755
NSN 2925-01-129-1261
NSN 2925-01-063-7876
NSN 6110-00-721-4042
NSN 5996-01-239-4120
NSN 5905-01-537-3629
NSN 6145-00-382-6199
NSN 5895-01-294-4740
NSN 6105-00-606-8010
NSN 5975-01-189-2103
NSN 4140-01-400-3610