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 5855-01-042-7990
NSN 5960-01-052-8228
NSN 5855-01-528-8776
NSN 5930-01-270-6998
NSN 2925-01-118-6125
NSN 6645-01-184-0725
NSN 6105-00-060-8689
NSN 4140-00-449-7345
NSN 5835-01-391-4556
NSN 5935-01-068-4488
NSN 6145-01-054-3297
NSN 6240-01-599-0652