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 4140-01-593-1237
NSN 5965-00-452-0967
NSN 6110-01-273-3136
NSN 6145-00-162-1222
NSN 2925-01-609-8464
NSN 6620-01-484-6904
NSN 6150-00-160-4437
NSN 6685-00-847-4075
NSN 6320-00-405-2348
NSN 5915-01-487-6454
NSN 6620-00-407-0102
NSN 6105-01-278-9220