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 4140-00-267-8813
NSN 6645-01-098-5077
NSN 6105-01-374-9081
NSN 6610-00-081-2365
NSN 4140-00-566-3896
NSN 5925-01-379-9942
NSN 5990-01-076-8901
NSN 6220-00-131-6582
NSN 5930-00-379-6731
NSN 5930-01-305-1925
NSN 5996-00-782-1365
NSN 6685-01-430-9192