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 6645-00-255-1369
NSN 5950-00-945-7544
NSN 6645-00-276-1123
NSN 6145-01-412-6045
NSN 5996-01-590-7886
NSN 5935-01-643-4857
NSN 5930-01-178-6900
NSN 6620-01-053-6650
NSN 6645-01-170-0341
NSN 6150-00-268-3659
NSN 6220-00-617-1843
NSN 6110-01-548-0048