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.
Classification: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 4140-01-388-1304
NSN 5910-01-438-6748
NSN 5960-01-444-2205
NSN 5925-00-943-0250
NSN 5998-01-337-0963
NSN 5835-00-518-2740
NSN 6685-01-548-5419
NSN 5960-00-519-8675
NSN 6110-01-599-7583
NSN 6105-01-399-0695
NSN 6685-01-645-7694
NSN 6110-00-500-4914