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 5999-01-619-6838
NSN 6620-01-290-8209
NSN 7035-00-834-2090
NSN 6650-01-590-9344
NSN 6650-01-145-5173
NSN 5990-01-492-6575
NSN 6685-01-166-7487
NSN 6240-00-234-5781
NSN 6645-00-427-8889
NSN 5910-01-243-6766
NSN 6620-01-446-6571
NSN 6220-01-121-7391