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 4140-01-118-8918
NSN 6135-01-429-9029
NSN 6135-00-170-8819
NSN 5895-00-200-2329
NSN 6685-01-519-9250
NSN 6220-01-517-4377
NSN 4140-01-324-7768
NSN 6110-01-417-8928
NSN 6220-01-204-7037
NSN 5990-01-154-7296
NSN 5998-01-544-7795
NSN 6130-01-062-2244