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 6130-00-378-9889
NSN 5910-01-178-0875
NSN 5930-01-610-0089
NSN 5910-01-323-5341
NSN 5960-01-135-5639
NSN 5945-01-111-3575
NSN 5960-01-533-5162
NSN 7035-01-146-7096
NSN 5945-01-528-6909
NSN 5935-01-049-3677
NSN 6645-01-023-8020
NSN 6650-01-552-9344