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 4140-01-411-5647
NSN 5935-01-363-8519
NSN 5945-01-289-7403
NSN 6145-01-513-0104
NSN 5925-01-587-4682
NSN 5945-00-528-1920
NSN 2925-01-440-6146
NSN 6220-01-448-5438
NSN 6685-00-975-7543
NSN 6685-01-391-2611
NSN 4140-00-171-1387
NSN 6610-01-285-8444