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 5985-01-439-3869
NSN 5965-01-571-2725
NSN 5996-00-707-6228
NSN 5950-01-600-1773
NSN 6645-01-154-3080
NSN 6105-00-225-9464
NSN 6110-01-530-2805
NSN 5915-00-491-3475
NSN 5965-01-534-9088
NSN 6620-00-160-0844
NSN 6620-00-421-7509
NSN 6145-01-341-1058