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 6620-01-315-1159
NSN 6320-01-335-8336
NSN 6645-00-445-8143
NSN 2925-00-290-7052
NSN 5835-00-217-2147
NSN 5930-00-182-6442
NSN 5895-00-243-1959
NSN 5895-00-791-1343
NSN 5935-01-548-4787
NSN 6240-00-169-6408
NSN 5930-01-162-8372
NSN 4140-01-627-3930