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 6650-01-364-8504
NSN 6645-00-766-3659
NSN 5965-00-820-0469
NSN 5920-01-333-1314
NSN 5905-00-264-4045
NSN 5960-00-899-5005
NSN 6130-01-176-6478
NSN 5990-01-022-6592
NSN 5996-01-024-8898
NSN 5999-01-461-3753
NSN 6135-00-930-5372
NSN 6150-01-253-8746