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 5930-01-397-2639
NSN 6105-01-458-0541
NSN 5996-01-203-1938
NSN 5950-00-983-9860
NSN 6645-00-527-7258
NSN 2925-00-328-2018
NSN 5930-01-014-3062
NSN 6610-01-495-2990
NSN 5996-01-191-8758
NSN 6645-00-515-6148
NSN 2925-01-330-2988
NSN 6105-00-639-6857