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 2925-01-166-3228
NSN 6145-01-445-4707
NSN 6110-01-632-6412
NSN 5975-01-547-7230
NSN 6610-01-085-0804
NSN 6220-01-411-6542
NSN 5895-00-979-3882
NSN 6110-01-467-5988
NSN 5990-01-097-4721
NSN 5996-01-386-2843
NSN 5935-01-091-9793
NSN 6320-00-433-2773