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 5855-01-436-7621
NSN 6220-00-224-5402
NSN 5996-01-264-0291
NSN 4140-00-802-8080
NSN 6650-01-575-1044
NSN 5985-01-157-9826
NSN 6105-01-454-6564
NSN 5985-00-997-3833
NSN 5965-01-414-2257
NSN 5975-00-361-7793
NSN 5960-00-343-0852
NSN 6620-01-382-4744