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 6110-00-087-9588
NSN 5999-01-400-1770
NSN 5996-00-411-7119
NSN 6220-00-514-4116
NSN 5835-01-193-6192
NSN 2925-01-522-5631
NSN 5950-00-518-7559
NSN 6145-01-614-6065
NSN 5998-01-026-8443
NSN 6220-01-013-4559
NSN 5835-01-412-6901
NSN 5945-00-286-8594