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 4140-00-350-5441
NSN 6220-01-646-3937
NSN 6685-01-589-8522
NSN 6135-01-646-3039
NSN 4140-01-199-2522
NSN 6650-01-156-4660
NSN 6685-01-563-3194
NSN 5895-01-164-5018
NSN 5895-01-441-1939
NSN 4140-00-857-3202
NSN 5910-01-403-2812
NSN 6105-00-728-1001