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 5999-00-362-3332
NSN 5910-00-528-9714
NSN 5965-01-332-1931
NSN 6130-01-246-4154
NSN 6220-00-862-6216
NSN 5835-01-485-0210
NSN 6145-00-332-4988
NSN 5935-01-444-2875
NSN 5835-01-328-6626
NSN 5996-00-906-1357
NSN 4140-01-012-3996
NSN 5945-01-350-7251